E. coli exceedance – Grundy County

Location Trenton Sanitary Sewer Overflow

Sample taken: 7/31/2015 1:44:00 PM

Comments: Grab sample collected approximately 10 feet upstream from where the pervious Outfall #003 enters the receiving stream.

Results: 1203.3 mpn/100ml

Location Trenton Sanitary Sewer Overflow

Sample taken: 7/31/2015 2:46:00 PM

Comments: Grab sample collected downstream from where the overflow enters the receiving stream near Normal Street.

Results: >2419.6 mpn/100ml

Location Trenton Sanitary Sewer Overflow

Sample taken: 7/31/2015 1:52:00 PM

Comments: Grab sample collected approximately 2 feet downstream from where the pervious Outfall #003 enters the receiving stream.

Results: 435.2 mpn/100ml

Location Trenton Sanitary Sewer Overflow

Sample taken: 7/31/2015 2:37:00 PM

Comments: Grab; Upstream from where overflow enters the receiving stream near Normal Street.

Results: >2419.6 mpn/100ml