Clean Water Act discharge permit · NPDES MO0094935
QULIN WWTF, Qulin, MO: NPDES MO0094935 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
QULIN WWTF, held by City of Qulin, holds NPDES permit MO0094935, which discharges to Ditch Number 34. EPA’s file records it issued December 21, 2016 and expiring December 31, 2019. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | QULIN WWTF |
|---|---|
| Permittee as filed | City of Qulin |
| NPDES ID | MO0094935 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 21, 2016 |
| Expiration date | December 31, 2019 |
| Address | Qulin, MO 63961 |
| Receiving water | Ditch Number 34 |
| Subwatershed | North Big Creek-Cache River Ditch Number One (HUC 080203020103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 8Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 3 | 22 | 20 | June 30, 2013 | 407% over the limit |
| Solids, suspended percent removal | 0 | 5 | 5 | March 31, 2026 | 140% over the limit |
| pH | 2 | 5 | 3 | June 30, 2010 | |
| Ammonia [as N] + unionized ammonia | 0 | 2 | 2 | June 30, 2013 | 670% over the limit |
| Solids, total suspended | 3 | 3 | 1 | July 31, 2005 | 23% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| December 14, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
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.
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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 MO0094935 there.
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.