FOSR’s 2021 Summer E. coli Results through 07.01.2021

At three of the sites that we collected water samples at yesterday, Thursday July 01,  the E. coli levels exceeded the previous Virginia water-quality standard threshold of 235 E. coli colony forming units per 100 mL of water sample for primary recreational use.

FW36 – Manassas Run upstream of the confluence with main-stem Shenandoah River, just upstream of the public boat landing, 275.5 MPN of E. coli colony-forming units per 100 mL

FW35MID –Main-stem Shenandoah River at Morgan’s Ford low H2O bridge at mid width of the River, 290.9 MPN E. coli colony-forming units per 100 mL

FSMB – North Fork of the Shenandoah River at Meems Bottom, 290.9 MPN E. coli colony-forming units per 100 mL

FOSR 2021 Summer Quantitative E. coli Concentration Results through 07.01.2021

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