Clean Water Act discharge permit · NPDES IL0072788
SOUTHWATER WATER TREATMENT PLANT, Tamms, IL: NPDES IL0072788 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
SOUTHWATER WATER TREATMENT PLANT, held by SOUTHWATER INC, holds NPDES permit IL0072788, which discharges to Unnamed Ditch Trib To Sandy Creek. EPA’s file records it issued December 4, 2019 and expiring December 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SOUTHWATER WATER TREATMENT PLANT |
|---|---|
| Permittee as filed | SOUTHWATER INC |
| NPDES ID | IL0072788 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 4, 2019 |
| Expiration date | December 31, 2024 |
| Address | Tamms, IL 62988 |
| Receiving water | UNNAMED DITCH TRIB TO SANDY CREEK |
| Subwatershed | Sandy Creek (HUC 071401080203) |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 10Pollutants on file
- 10Under a numeric limit
- 10With a violation of any kind
- 5With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Solids, total suspended | 8 | 157 | 77 | August 31, 2024 | 4,567% over the limit |
| Chlorine, total residual | 2 | 49 | 29 | May 31, 2026 | 680% over the limit |
| Coliform, fecal general | 1 | 49 | 17 | December 31, 2019 | 2,150% over the limit |
| pH | 4 | 50 | 10 | June 30, 2023 | |
| BOD, 5-day, 20 deg. C | 4 | 70 | 6 | February 28, 2013 | 220% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 42 | 0 | ||
| Oxygen, dissolved [DO] | 6 | 22 | 0 | ||
| Iron, total [as Fe] | 4 | 16 | 0 | ||
| Chloride [as Cl] | 1 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 4 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IL0072788.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IL0072788 there.
Nearby on the register
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- Every permit record in Tamms, A to Z
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- Every permit record in Illinois, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.