Clean Water Act discharge permit · NPDES IL0028312
DALLAS CITY STP, CITY OF, Dallas City, IL: NPDES IL0028312 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
DALLAS CITY STP, CITY OF, held by DALLAS CITY, CITY OF, holds NPDES permit IL0028312, which discharges to Unnamed Trib To Mississippi River. EPA’s file records it issued August 16, 2017 and expiring August 31, 2022. 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 | DALLAS CITY STP, CITY OF |
|---|---|
| Permittee as filed | DALLAS CITY, CITY OF |
| NPDES ID | IL0028312 |
| 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 | August 16, 2017 |
| Expiration date | August 31, 2022 |
| Address | Dallas City, IL 62330 |
| Receiving water | UNNAMED TRIB TO MISSISSIPPI RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Spillman Creek-Mississippi River (HUC 070801041704) |
| SIC | 4952 – Sewerage Systems |
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
- 9Under a numeric limit
- 8With a violation of any kind
- 3With 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 | 5 | 155 | 97 | June 30, 2026 | 651% over the limit |
| Oxygen, dissolved [DO] | 5 | 94 | 94 | July 31, 2026 | 76% over the limit |
| pH | 2 | 13 | 10 | May 31, 2025 | |
| BOD, 5-day, 20 deg. C | 1 | 52 | 0 | ||
| Flow | 0 | 50 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 10 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 4 | 6 | 0 | ||
| Chlorine, total residual | 1 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 0 | 0 | ||
| Coliform, fecal general | 1 | 0 | 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 IL0028312.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IL0028312.
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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 IL0028312 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.