All rankings
Illinois · EPA ECHO (national)
FOUR RIVERS SANITATION AUTHORITY STP SSCS
Permit IL0027201
—
No waterway impact reported
Reported events
57
Total volume
120K gal
Reached waterways
0 (0%)
Reporting since
2024
What caused the overflows
Equipment Failure
17
Other / Unknown
17
Grease / FOG
11
Root Intrusion
9
Rainfall / Flooding
3
Reported overflow events (showing 57 of 57)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Jun 15, 2026 | 2K gal | Other / Unknown | — | — |
| Jun 11, 2026 | 6K gal | Other / Unknown | — | — |
| Jun 11, 2026 | 6K gal | Other / Unknown | — | — |
| Jun 11, 2026 | 6K gal | Other / Unknown | — | — |
| Jun 11, 2026 | 6K gal | Other / Unknown | — | — |
| Jun 11, 2026 | 6K gal | Other / Unknown | — | — |
| May 1, 2026 | 8K gal | Equipment Failure | — | — |
| Apr 27, 2026 | 400 gal | Equipment Failure | — | — |
| Apr 20, 2026 | 5K gal | Rainfall / Flooding | — | — |
| Apr 20, 2026 | 200 gal | Rainfall / Flooding | — | — |
| Apr 20, 2026 | 3K gal | Rainfall / Flooding | — | — |
| Apr 19, 2026 | 3 gal | Equipment Failure | — | — |
| Mar 28, 2026 | 10 gal | Equipment Failure | — | — |
| Mar 16, 2026 | 3K gal | Root Intrusion | — | — |
| Mar 12, 2026 | 250 gal | Other / Unknown | — | — |
| Feb 22, 2026 | 20 gal | Root Intrusion | — | — |
| Feb 21, 2026 | 10 gal | Root Intrusion | — | — |
| Feb 21, 2026 | 10 gal | Root Intrusion | — | — |
| Feb 17, 2026 | 20 gal | Grease / FOG | — | — |
| Feb 16, 2026 | 1 gal | Grease / FOG | — | — |
| Feb 16, 2026 | 1 gal | Grease / FOG | — | — |
| Feb 7, 2026 | 3K gal | Other / Unknown | — | — |
| Feb 7, 2026 | 2K gal | Other / Unknown | — | — |
| Feb 2, 2026 | 3 gal | Other / Unknown | — | — |
| Feb 2, 2026 | 3 gal | Other / Unknown | — | — |
| Feb 2, 2026 | 4 gal | Other / Unknown | — | — |
| Feb 2, 2026 | 3 gal | Other / Unknown | — | — |
| Jan 22, 2026 | 2 gal | Grease / FOG | — | — |
| Jan 22, 2026 | 2 gal | Grease / FOG | — | — |
| Jan 2, 2026 | 2K gal | Root Intrusion | — | — |
| Dec 23, 2025 | 500 gal | Equipment Failure | — | — |
| Dec 18, 2025 | 200 gal | Root Intrusion | — | — |
| Nov 28, 2025 | 15 gal | Equipment Failure | — | — |
| Nov 26, 2025 | 25 gal | Other / Unknown | — | — |
| Nov 13, 2025 | 30 gal | Equipment Failure | — | — |
| Oct 24, 2025 | 20 gal | Equipment Failure | — | — |
| Sep 15, 2025 | 20 gal | Equipment Failure | — | — |
| Aug 5, 2025 | 15 gal | Root Intrusion | — | — |
| Jul 27, 2025 | 100 gal | Equipment Failure | — | — |
| Jul 22, 2025 | 15K gal | Other / Unknown | — | — |
| Jul 2, 2025 | 2 gal | Root Intrusion | — | — |
| Jun 30, 2025 | 4K gal | Equipment Failure | — | — |
| May 29, 2025 | 4K gal | Other / Unknown | — | — |
| May 6, 2025 | 5 gal | Grease / FOG | — | — |
| Apr 23, 2025 | 5 gal | Equipment Failure | — | — |
| Apr 4, 2025 | 22 gal | Equipment Failure | — | — |
| Apr 3, 2025 | 1 gal | Grease / FOG | — | — |
| Apr 2, 2025 | 50 gal | Grease / FOG | — | — |
| Mar 28, 2025 | 100 gal | Equipment Failure | — | — |
| Mar 14, 2025 | 5K gal | Grease / FOG | — | — |
| Mar 7, 2025 | 5 gal | Equipment Failure | — | — |
| Mar 3, 2025 | 5 gal | Equipment Failure | — | — |
| Feb 18, 2025 | 3K gal | Grease / FOG | — | — |
| Jan 25, 2025 | 750 gal | Grease / FOG | — | — |
| Jan 15, 2025 | 30K gal | Other / Unknown | — | — |
| Jan 6, 2025 | 20 gal | Equipment Failure | — | — |
| Dec 30, 2024 | 700 gal | Root Intrusion | — | — |
Source: EPA ECHO (national). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.