MA-WWW 160 WESTFORD, MA
USGS Massachusetts Water Science Center
Located in Middlesex County, Massachusetts, this groundwater monitoring location is associated with a water well in the Sand and gravel aquifers (glaciated regions).
Well Construction
| Depth | Description | |
|---|---|---|
| -2.04-20.5 ft | 2.0 in diameter pvc or plastic casing | |
| 20.5-25.5 ft | 2.0 in diameter pvc, fbrgls/plst screen |
| Depth | Lithology | Description |
|---|---|---|
| 0.0-20.0 ft | Sand & Gravel | Sand & Gravel |
| 20.0-25.5 ft | Sand & Gravel | Sand & Gravel |
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Agency U.S. Geological Survey Site Name MA-WWW 160 WESTFORD, MA Site Number 423257071243702 Site Type WELL Lat/Long (NAD83) 42.5491, -71.4104 Well Depth 25.5 Feet Elevation (NGVD29) 218.88 ft Latitude 42.5491472222222 Longitude -71.4103861111111 Local Aquifer Name Stratified Deposits, Undifferentiated (None) National Aquifer Name Sand and gravel aquifers (glaciated regions) (N100GLCIAL) Aquifer Type UNCONFINED Water-Level Well Type Trend Water-Level Well Characteristics Background Water Quality Network NE QW Pilot Additional info Link 1 -
Activity Start Date Activity Start Time Characteristic Name Measure Value Units Detection Limit Value Type Sample Fraction Method Name Analytical Method System Sample Method ID Sample Method ID Context Sample Method Name Activity Type Code Data Provided By 2015-06-04 11:00:00 EDT Temperature, water 11.4 deg C Actual Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Specific conductance 213 uS/cm @25C Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Acidity, (H+) 0.00011 mg/l Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Oxygen 7.4 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT pH 7.0 std units Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Carbon dioxide 3.4 mg/l Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Inorganic nitrogen (nitrate and nitrite) 6.70 mg/l as N 0.09 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Orthophosphate Not Detected 0.015 Actual Dissolved Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Phosphorus 0.016 mg/l as P Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Orthophosphate Not Detected 0.005 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Hardness, Ca, Mg 71 mg/l CaCO3 Actual Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Hardness, non-carbonate 56 mg/l CaCO3 Actual Dissolved Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Calcium 18.0 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Calcium 18.0 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Magnesium 6.50 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Magnesium 6.9 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Sodium 8.5 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Potassium 2.00 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Sulfate 13.0 mg/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Fluoride Not Detected 0.1 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Arsenic Not Detected 1.0 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Arsenic Not Detected 1 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Barium 12.0 ug/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Barium Detected Not Quantified 100 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Beryllium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Beryllium Not Detected 0.2 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Cadmium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Cadmium Not Detected 0.2 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chromium Not Detected 1 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chromium 2 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Cobalt Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Cobalt Not Detected 0.2 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Copper Detected Not Quantified 10 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Copper Detected Not Quantified 10 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Iron 230 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Iron Not Detected 50 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Lead Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Lead Not Detected 0.2 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Manganese Detected Not Quantified 10 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Manganese Detected Not Quantified 10 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Thallium Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Thallium Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Molybdenum Not Detected 1 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Molybdenum Not Detected 1 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Nickel Detected Not Quantified 100 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Nickel Detected Not Quantified 100 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Silver Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Silver Not Detected 0.20 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Vanadium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Vanadium Not Detected 0.2 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Zinc Not Detected 5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Zinc Not Detected 10 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Antimony Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Antimony Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aluminum 200 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aluminum Not Detected 5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Lithium Not Detected 0.2 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Selenium Not Detected 2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Selenium Not Detected 1 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Uranium Not Detected 1.0 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Uranium Not Detected 1.0 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Alkalinity 16 mg/l CaCO3 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Dibromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Dichlorobromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Carbon tetrachloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Tribromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chlorodibromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chloroform Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Toluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Benzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Acrylonitrile Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT .delta.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Endosulfan sulfate Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT .beta.-Endosulfan Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Endrin aldehyde Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Ethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methyl bromide Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chloromethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methylene chloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Tetrachloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT CFC-11 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1-Dichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1-Dichloroethene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1,1-Trichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1,2-Trichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1,2,2-Tetrachloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2-Dichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT o-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT trans-1,2-Dichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2,4-Trichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,3-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p,p'-DDE Not Detected 0.025 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT CFC-12 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1016 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Naphthalene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT trans-1,3-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT cis-1,3-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT cis-Chlordane Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Vinyl chloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Trichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p,p'-DDD Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aldrin Not Detected 0.050 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT .alpha.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT .beta.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT gamma-HCH (Lindane) Not Detected 0.0250 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chlordane, technical Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p,p'-DDT Not Detected 0.028 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Dieldrin Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT .alpha.-Endosulfan Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Endrin Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Toxaphene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Heptachlor Not Detected 0.028 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Heptachlor epoxide Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methoxychlor Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1221 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1232 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1242 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1248 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1254 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1260 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Hexachlorobutadiene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Turbidity 3.7 NTRU Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Bromide Not Detected 0.10 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Perchlorate 0.31 ug/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT trans-Chlordane Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Ammonia and ammonium Not Detected 0.2 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Carbon disulfide Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Vinyl acetate Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT cis-1,2-Dichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 2-Hexanone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Styrene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT o-Xylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 2,2-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,3-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2,4-Trimethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Cumene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT n-Propylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,3,5-Trimethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p-Chlorotoluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Bromochloromethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT n-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT sec-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT tert-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT p-Cymene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2,3-Trichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,1,1,2-Tetrachloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2,3-Trichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Ethylene dibromide Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT CFC-113 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Endrin ketone Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methyl tert-butyl ether Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methyl isobutyl ketone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT o-Chlorotoluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Acetone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Bromobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Ethyl ether Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,4-Dioxane Not Detected 3.00 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Methyl ethyl ketone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Tetrahydrofuran Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1262 Not Detected 0.50 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Aroclor 1268 Not Detected 0.500 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT 1,2-Dibromo-3-chloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT m,p-Xylene Not Detected 1 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Trihalomethanes Not Detected 2.0 Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2015-06-04 11:00:00 EDT Chloride 28 mg/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Temperature, water 16.4 deg C Actual Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Specific conductance 350 uS/cm @25C Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Acidity, (H+) 0.00111 mg/l Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Oxygen 8.4 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT pH 6.0 std units Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Carbon dioxide 30 mg/l Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Inorganic nitrogen (nitrate and nitrite) 0.006 mg/l as N 0.115 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Phosphorus 270 mg/l as P Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Hardness, Ca, Mg 100 mg/l CaCO3 Actual Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Hardness, non-carbonate 80 mg/l CaCO3 Actual Dissolved Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Calcium 24.0 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Calcium 25.0 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Magnesium 8.30 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Magnesium 11.0 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Sodium 20.0 mg/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Potassium 2.60 mg/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Sulfate 17.0 mg/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Fluoride Not Detected 0.1 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Arsenic Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Arsenic 3 ug/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Barium 22.0 ug/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Barium Detected Not Quantified 100 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Beryllium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Beryllium Detected Not Quantified 10 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Cadmium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Cadmium Not Detected 0.2 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chromium Detected Not Quantified 10 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chromium 19 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Cobalt Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Cobalt Detected Not Quantified 10 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Copper Not Detected 1 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Copper 20 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Iron 8100 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Iron Not Detected 50 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Lead Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Lead Detected Not Quantified 100 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Manganese 110 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Manganese Detected Not Quantified 10 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Thallium Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Thallium Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Molybdenum Not Detected 1 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Molybdenum 2 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Nickel Detected Not Quantified 100 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Nickel Detected Not Quantified 100 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Silver Not Detected 2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Silver Not Detected 0.50 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Vanadium Not Detected 0.2 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Vanadium 20 ug/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Zinc 50 ug/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Zinc 80 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Antimony Not Detected 0.5 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Antimony Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aluminum 6500 ug/l Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aluminum 6 ug/l Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Lithium Not Detected 0.2 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Selenium Not Detected 1 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Selenium Not Detected 1 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Uranium Not Detected 1.0 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Uranium 1.6 ug/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Alkalinity 14 mg/l CaCO3 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Dibromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Dichlorobromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Carbon tetrachloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Tribromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chlorodibromomethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chloroform Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Toluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Benzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Acrylonitrile Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT .delta.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Endosulfan sulfate Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT .beta.-Endosulfan Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Endrin aldehyde Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Ethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methyl bromide Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chloromethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methylene chloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Tetrachloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT CFC-11 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1-Dichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1-Dichloroethene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1,1-Trichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1,2-Trichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1,2,2-Tetrachloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2-Dichloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT o-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT trans-1,2-Dichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2,4-Trichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,3-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p-Dichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p,p'-DDE Not Detected 0.025 Actual Dissolved Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT CFC-12 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1016 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Naphthalene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT trans-1,3-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT cis-1,3-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT cis-Chlordane Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Vinyl chloride Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Trichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p,p'-DDD Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aldrin Not Detected 0.050 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT .alpha.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT .beta.-Hexachlorocyclohexane Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT gamma-HCH (Lindane) Not Detected 0.0250 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chlordane, technical Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p,p'-DDT Not Detected 0.028 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Dieldrin Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT .alpha.-Endosulfan Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Endrin Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Toxaphene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Heptachlor Not Detected 0.028 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Heptachlor epoxide Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methoxychlor Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1221 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1232 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1242 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1248 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1254 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1260 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Hexachlorobutadiene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Turbidity 40 NTRU Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Bromide Not Detected 0.10 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT trans-Chlordane Not Detected 0.025 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Ammonia and ammonium Not Detected 0.20 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Carbon disulfide Not Detected 0.5 Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Vinyl acetate Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT cis-1,2-Dichloroethylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 2-Hexanone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Styrene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT o-Xylene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1-Dichloropropene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 2,2-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,3-Dichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2,4-Trimethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Cumene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT n-Propylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,3,5-Trimethylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p-Chlorotoluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Bromochloromethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT n-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT sec-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT tert-Butylbenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT p-Cymene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2,3-Trichloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,1,1,2-Tetrachloroethane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2,3-Trichlorobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Ethylene dibromide Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT CFC-113 Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Endrin ketone Not Detected 0.03 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methyl tert-butyl ether Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methyl isobutyl ketone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT o-Chlorotoluene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Acetone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Bromobenzene Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Ethyl ether Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Methyl ethyl ketone Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Tetrahydrofuran Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1262 Not Detected 0.50 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Aroclor 1268 Not Detected 0.500 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT 1,2-Dibromo-3-chloropropane Not Detected 0.5 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT m,p-Xylene Not Detected 1 Actual Recoverable Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Trihalomethanes Not Detected 2.0 Actual Total Computation by NWIS algorithm USGS USGS USGS USGS Sample-Routine USGS-MA 2016-05-23 14:30:00 EDT Chloride 94 mg/l Actual Total Unknown Unknown USGS USGS USGS Sample-Routine USGS-MA -
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How do we calculate statistics?
Overall Water Level Statistics (Depth to water, feet below land surface) Lowest Water Level Median Water Level Highest Water Level First Measurement Date Last Measurement Date Number of Measurements Years of Record Latest Value Latest Percentile 13.87 10.99 9.56 2001-09-19 2025-04-18 14787 23.6 10.87 24.00 Statistics Calculated 2025-04-19 Monthly Water Level Statistics (Depth to water, feet below land surface) Month Lowest Median 10th Percentile 25th Percentile 50th Percentile 75th Percentile 90th Percentile Highest Median Number of Measurements Years of Record Jan 11.91 11.64 11.02 10.91 10.74 10.50 10.18 22 22 Feb 11.53 11.26 11.05 10.79 10.64 10.43 10.32 20 20 Mar 10.99 10.88 10.82 10.57 10.26 10.0 9.72 22 22 Apr 11.01 10.91 10.74 10.54 10.43 10.17 9.86 23 23 May 11.25 11.15 10.91 10.84 10.67 10.39 10.30 22 22 Jun 12.11 11.60 11.44 11.15 10.98 10.72 10.41 23 23 Jul 13.12 12.39 12.02 11.70 11.02 10.66 10.63 22 22 Aug 13.24 13.15 12.77 12.00 11.34 10.98 10.64 22 22 Sep 13.87 13.19 12.92 12.06 11.22 10.85 10.62 23 23 Oct 13.41 12.94 12.54 11.75 10.91 10.61 9.89 23 23 Nov 13.52 12.38 11.84 11.34 10.81 10.49 10.12 24 24 Dec 12.55 12.12 11.49 10.94 10.41 10.30 10.20 23 23 Statistics Calculated 2025-04-19 -
Operated in cooperation with:
