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Water Quality Samples for Virginia

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! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

USGS 02049500 BLACKWATER RIVER NEAR FRANKLIN, VA

Southampton County, Virginia
Hydrologic Unit Code 03010202
Latitude  36°45'45", Longitude  76°53'55" NAD27
Drainage area 613  square miles
Gage datum 0.00 feet above NAVD88
Output formats
Parameter Group Period of Record table
Inventory of available water-quality data for printing
Inventory of water-quality data with retrieval
Tab-separated data, one result per row
Tab-separated data one sample per row with remark codes combined with values
Tab-separated data one sample per row with tab-delimiter for remark codes
Reselect output format
Parameter Group Summary of Available Data
Parameter Group First
Date		 Last
Date		 Number of
Samples		 Number of
Values
All -- include all parameter groups 1945-08-01 1999-09-22 276 12543
Information 1974-11-11 1999-09-22 179 557
Physical 1945-08-01 1999-09-22 212 2597
Inorganics, Major, Metals 1945-08-01 1996-09-26 164 955
Inorganics, Major, Non-metals 1945-08-01 1999-09-22 201 1604
Nutrient 1945-08-01 1999-09-22 188 2151
Microbiological 1974-10-15 1999-09-22 145 366
Biological 1974-11-19 1993-11-05 60 113
Inorganics, Minor, Metals 1945-08-01 1996-09-26 136 1792
Inorganics, Minor, Non-metals 1974-12-17 1995-08-17 81 255
Organics, pesticide 1975-03-31 1993-11-05 34 984
Organics, PCBs 1977-11-08 1993-11-05 19 25
Organics, other 1974-11-19 1996-09-26 87 128
Radiochemical 1981-02-04 1993-11-05 8 8
Sediment 1974-10-15 1996-09-26 165 479
Population/Community 1975-01-21 1981-09-08 54 529