Coastal Subnetwork

Station NameReceiving Water Group NameReceiving Waterbody NameHUC6HUC6 NameStation IDDrainage area at site (square miles)Watershed total drainage area (square miles)Comments
Susquehanna River at Conowingo, MD [map] [data]Northern AtlanticChesapeake Bay020503Southern Susquehanna0157831027,10027,500This station is operated in cooperation with the Maryland Department of Natural Resources and is part of the Chesapeake Bay RIM (River Input Monitoring) network.
Potomac River at Chain Bridge at Washington, DC [map] [data]Northern AtlanticChesapeake Bay020700Potomac0164658011,57014,670streamflow measured at the Potomac River near Washington, DC, Little Falls Pump Station (station 01646500); this station is also in the NAWQA network
Altamaha River near Everett City, GA [photo] [map] [data]Southern AtlanticAltamaha River Estuary030701Altamaha0222616014,00014,400 
Mobile River at Mt. Vernon, AL [map] [data]Gulf of MexicoMobile Bay031602Mobile Bay-Tombigbee0247050043,00044,600streamflow measured at the Mobile River at river mile 31.0 at Bucks, AL (station 02470629)
St. Lawrence River at Cornwall, Ontario, near Massena, NY [map] [data]Northern AtlanticGulf of St Lawrence041503St. Lawrence04264331298,800396,000 
Mississippi River at Belle Chasse, LA [map] [data]Gulf of MexicoMississippi River Estuary080901Southern Mississippi-New Orleans073745251,130,0001,150,000streamflow measured at the Mississippi River at Baton Rouge, LA (station 07374000); this station is being operated for evaluation and may be dropped from the network after 2010
Atchafalaya River at Melville, LA [map] [data]Gulf of MexicoAtchafalaya Bay080801Atchafalaya - Vermilion0738149593,31695,100streamflow measured at the Atchafalaya River at Simmesport, LA (USACE station 03045)
Rio Grande near Brownsville, TX [map] [data]Gulf of MexicoRio Grande River Estuary130900Southern Rio Grande08475000176,333185,000streamflow measured at the Rio Grande near Brownsville, TX, and Matamoros, Tamaulipas, Mexico (IBWC station 08-4750.00)
Colorado River at NIB, above Morelos Dam, AZ [map] [data]Sea of CortezGulf of California150301Southern Colorado09522000246,700246,700 
San Joaquin River near Vernalis, CA [map] [data]Southern PacificSan Francisco Bay180400San Joaquin1130350013,53613,600this station is also in the NAWQA network
Sacramento River at Freeport, CA [map] [data]Southern PacificSan Francisco Bay180201Southern Sacramento1144765023,00027,000this station is also in the NAWQA network
Columbia River near Beaver Army Terminal, OR [map] [data]Northern PacificColumbia River Estuary170800Southern Columbia14246900256,900258,000 
Yukon River at Pilot Station, AK [map] [data]Bering SeaNorton Sound190408Yukon Delta15565447321,000327,600 

image spacer

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo logo U.S. Department of the Interior | U.S. Geological Survey
Page Contact Information:
Page Last Modified: Friday, 4-Dec-2009 14:45 CDT