E. coli exceedance – St. Louis County

Location: Williams Creek CSI Project

Sample taken: 9/12/2017 10:00:00 AM    

Comments: Field Duplicate: Grab: Site WC3.1: North Branch of unnamed tributary to Williams Creek immediately upstream from the Meramec Station road bridge; flows parallel to Meramec Station Road.

Results: 615.2 mpn/100ml

Location: Williams Creek CSI Project

Sample taken: 9/12/2017 10:20:00 AM    

Comments: Grab: Site WC1: Main stem of Williams Creek, immediately downstream of the I-44 North Outer Road Bridge.

Results:  1732.8mpn/100ml

Location: Williams Creek CSI Project

Sample taken: 9/12/2017 9:50:00 AM    

Comments: Grab: Site WC3: Unnamed tributary to Williams Creek, immediately downstream from the Meramec Station road bridge.

Results: 3972.6 mpn/100ml

Location: Williams Creek CSI Project

Sample taken: 9/12/2017 10:00:00 AM    

Comments: Grab: Site WC3.1: North Branch of unnamed tributary to Williams Creek immediately upstream from the Meramec Station road bridge; flows parallel to Meramec Station Road.

Results: 689.6 mpn/100ml

Location: Williams Creek CSI Project

Sample taken: 9/12/2017 10:05:00 AM    

Comments: Grab: Site WC3.2: South Branch of unnamed tributary to Williams Creek immediately upstream from the Meramec station road bridge; flows through Valley Mount Ranch.

Results:  3972.6mpn/100ml