JOLIET EASTSIDE STP, CITY OF

NPDES ID: IL0022519

T — SNC: Compliance schedule reporting violation

The facility was more than 30 days late reporting progress on its compliance schedule.

This quarter: 1 permit schedule violation.

Violations

October 31, 2024

Copper, total [as Cu]

124% over limit

Discharged 0.138 mg/L against a permitted limit of 0.0615 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

September 30, 2024

Copper, total [as Cu]

311% over limit

Discharged 0.253 mg/L against a permitted limit of 0.0615 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Copper, total [as Cu]

6% over limit

Discharged 11.11391991 kg/d against a permitted limit of 10.44199991 kg/d (DAILY MX)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (4 months ago)

Last confirmed

August 15, 2026 (5 hours ago)