Document XzGRyqmy9QvLRjYqyX20mYEzd

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 5 77 WEST JACKSON BOULEVARD CHICAGO, IL 60604-3590 REPLY TO ATTENTION OF ECW-15J VIA ELECTRONIC MAIL Mayor Curtis McCall Sr. City of Cahokia Heights 103 Main Street Cahokia Heights, Illinois 62206 ymccall@cahokiaillinois.org Subject: April 13, 2022, NPDES SSO Inspection Trip Report for City of Cahokia Heights Dear Mayor McCall: Enclosed, please find a copy of the U.S. Environmental Protection Agency Inspection Trip Report that describes and documents the observation made by the EPA inspection team in the City of Cahokia Heights on April 13, 2022. The purpose of the reconnaissance inspection in the City of Cahokia Heights was to observe locations where sanitary sewer overflows had happened in the past and document their condition under both dry and wet-weather conditions. If you have any questions or concerns regarding this letter, or the inspection trip report, please contact Dean Maraldo at (312) 353-2098 or at maraldo.dean@epa.gov. Sincerely, Digitally signed by Ryan Ryan Bahr Bahr Date: 2022.12.19 13:40:42 -06'00' Ryan J. Bahr Supervisor, Section 2 Water Enforcement and Compliance Assurance Branch Enclosure cc: Sharlin Pfeffer, City of Cahokia Heights [spfeffer@cahokiaillinois.org] Dennis Traiteur, City of Cahokia Heights [dtraiteur@cahokiaillinois.org] Todd Bennett, Illinois EPA [Todd.Bennett@Illinois.gov] Joe Stitely, Illinois EPA [Joe.Stitely@Illinois.gov] Purpose: NPDES SSO Inspection Trip Report Facility: Cahokia Heights, Illinois NPDES ID Number (No NPDES Permit): ILN000019 Date of Inspection: April 13, 2022 Illinois EPA Inspectors: None EPA Inspectors: Joan Rogers, EPA Region 5; (312) 886-2785; rogers.joan@epa.gov Cheryl Burdett, EPA Region 5; (312) 886-1463; burdett.cheryl@epa.gov City of Cahokia Heights Representatives: None Inspection Trip Report Prepared by: Joan Rogers, EPA Region 5 Inspector JOAN EPA Inspector Signature: ROGERS Digitally signed by JOAN ROGERS Date: 2022.12.19 12:42:37 -06'00' Approver Name & Title: Ryan Bahr, Supervisor, Section 2 Water Enforcement and Compliance Assurance Branch Digitally signed by Ryan Ryan Bahr Bahr Date: 2022.12.19 Approval Signature and Date: 13:40:59 -06'00' Page 1 City of Cahokia Heights April 13, 2022 On April 13, 2022, EPA inspectors Joan Rogers, and Cheryl Burdett, conducted a Sanitary Sewer Overflow (SSO) reconnaissance inspection in the City of Cahokia Heights and observed two chronic SSO locations to document whether they were discharging or had evidence of recent discharges. It had previously rained in the 24 hours before the observations. The last rainfall recorded at the St. Louis Downtown Airport (KCPS) in St. Clair County was 1.31" between April 12, 2022, and April 13, 2022. This trip report summarizes the inspection observations. The following personnel were involved in the inspection: Joan Rogers and Cheryl Burdett. Location #1: Cleanout on North 82nd Street EPA inspectors arrived at the cleanout overflow location on North 82nd Street at 4:45 P.M. The cleanout was discharging. EPA inspectors observed the flowing water flow from the ditch next to the street to the ditch along the side yard. 1: P4130248 Description: The cleanout on North 82nd Street was overflowing on the day of the inspection. Location: North 82nd Street. Camera Direction: Northwest. Date/Time: April 13, 2022/4:46 P.M. Page 2 City of Cahokia Heights April 13, 2022 Ex. 6 (Personal Privacy) 2: P4130249 Description: The flow from the cleanout flowed to the ditch on the side yard of the residence. Location: North 82nd Street. Camera Direction: West. Date/Time: April 13, 2022/4:46 P.M. Location #2: Lift Station at North 82nd Street and Bluff Street EPA inspectors arrived at the lift station at North 82nd Street and Bluff Street at 4:53 P.M. EPA inspectors observed standing water in the ditch next to the street. Ex. 6 (Personal Privacy) 3: P4130250 Description: Standing water by lift station at Bluff Street and North 82nd Street Location: Bluff Street and North 82nd Street. Camera Direction: North. Date/Time: April 13, 2022/4:53 P.M. Page 3 City of Cahokia Heights April 13, 2022 Location #3: Lady of Snows Lift Station EPA inspectors arrived at the Lady of Snows Lift Station on Old Missouri Avenue at 5:00 P.M. This lift station is #49 in the City of Cahokia Heights lift station list. The lift station was not overflowing, and the wet well was not secured. 4: P4130251 Description: Lady of Snows Lift Station is not secured. Location: Old Missouri Avenue. Camera Direction: Northeast. Date/Time: April 13, 2022/5:01 P.M. Page 4 City of Cahokia Heights April 13, 2022