Clean Water Act discharge permit · NPDES MO0023256
JOPLIN SHOAL CREEK WWTP, Joplin, MO: NPDES MO0023256 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 19Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
JOPLIN SHOAL CREEK WWTP, held by City of Joplin, holds NPDES permit MO0023256, which discharges to Tributary To Shoal Creek. EPA’s file records it issued December 18, 2019 and expiring March 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | JOPLIN SHOAL CREEK WWTP |
|---|---|
| Permittee as filed | City of Joplin |
| NPDES ID | MO0023256 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 18, 2019 |
| Expiration date | March 31, 2023 |
| Address | Joplin, MO 64804 |
| Receiving water | Tributary to Shoal Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Shoal Creek (HUC 110702070806) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 34Pollutants on file
- 19Under a numeric limit
- 28With a violation of any kind
- 13With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 26 | 22 | February 28, 2025 | 103% over the limit |
| Coliform, fecal general | 0 | 25 | 21 | April 30, 2010 | 24,999,900% over the limit |
| E. coli | 2 | 11 | 11 | July 31, 2026 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 87 | 10 | February 28, 2014 | 135% over the limit |
| Zinc, total recoverable | 2 | 16 | 8 | December 31, 2023 | 1,770% over the limit |
| Chlorine, total residual | 0 | 8 | 6 | August 31, 2010 | 1,082% over the limit |
| E. coli, colony forming units [CFU] | 0 | 5 | 5 | May 31, 2019 | 99,999% over the limit |
| Solids, suspended percent removal | 1 | 3 | 3 | May 31, 2020 | 99,999% over the limit |
| pH | 2 | 100 | 2 | August 31, 2018 | |
| Solids, total suspended | 3 | 79 | 2 | January 31, 2010 | 17% over the limit |
| BOD, 5-day, percent removal | 1 | 2 | 2 | June 30, 2020 | 99,999% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 89 | 1 | March 31, 2009 | 44% over the limit |
| Arsenic, total recoverable | 0 | 5 | 1 | December 31, 2001 | 59,900% over the limit |
| Cyanide, total recoverable | 0 | 23 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 16 | 0 | ||
| Lead, total recoverable | 4 | 6 | 0 | ||
| Cadmium, total recoverable | 2 | 6 | 0 | ||
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 0 | 6 | 0 | ||
| LC50 Static 48Hr Acute Pimephales promelas | 0 | 6 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 4 | 0 | ||
| Temperature, water deg. centigrade | 0 | 4 | 0 | ||
| Nickel, total recoverable | 0 | 4 | 0 | ||
| Copper, total recoverable | 0 | 4 | 0 | ||
| Mercury, total recoverable | 0 | 4 | 0 | ||
| Chromium, total recoverable | 0 | 2 | 0 | ||
| Chromium, trivalent total recoverable | 0 | 2 | 0 | ||
| Ammonia [as N] + unionized ammonia | 0 | 2 | 0 | ||
| Chromium, hexavalent tot recoverable | 0 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 6 | 0 | 0 | ||
| Phosphorus, total [as P] | 6 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 0 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 2 | 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 MO0023256.
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 MO0023256 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.