All rankings
South Dakota · EPA ECHO (national)
Canton, City of SSCS
Permit SD0022489
—
No waterway impact reported
Reported events
3
Total volume
500 gal
Reached waterways
0 (0%)
Reporting since
2024
What caused the overflows
Rainfall / Flooding
2
Equipment Failure
1
Reported overflow events (showing 3 of 3)
| Date | Volume | Cause | Reached water | Receiving water |
|---|---|---|---|---|
| Oct 1, 2025 | 500 gal | Equipment Failure | — | — |
| Jul 19, 2024 | — | Rainfall / Flooding | — | Beaver Creek |
| Jun 23, 2024 | — | Rainfall / Flooding | — | Big Sioux River |
Source: EPA ECHO (national). Volumes are utility-reported estimates. Some events lack precise coordinates or volumes.