E. coli Exceedance – St. Louis and Jefferson counties

Location: Williams Creek CSI Project

 Sample taken: 7/11/2017 9:36:00 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: 3972.6 mpn/100ml

Location: Williams Creek CSI Project

 Sample taken: 7/11/2017 10:00:00 AM    

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

 Results: 421.0 mpn/100ml

Location: Williams Creek CSI Project

 Sample taken:  7/11/2017 8:10:00 AM    

 Comments: Grab: Site WC7: Main stem of Williams Creek immediately upstream from Harter Farm Manor Street. Action Level: 235

 Results: 279.2 mpn/100ml

Location: Williams Creek CSI Project

 Sample taken: 7/11/2017 9:20:00 AM    

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

 Results: 4839.2 mpn/100ml

Location: Williams Creek CSI Project

 Sample taken:  7/11/2017 10:00:00 AM    

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

 Results: 551.0 mpn/100ml

Location: Williams Creek CSI Project

 Sample taken: 7/11/2017 9:35:00 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: 870.4 mpn/100ml