Clean Water Act discharge permit · NPDES MO0130150
POCAHONTAS WWTF, Pocahontas, MO: NPDES MO0130150 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
POCAHONTAS WWTF, held by City of Pocahontas, holds NPDES permit MO0130150, which discharges to Muddy Shawnee Creek. EPA’s file records it issued May 24, 2017 and expiring December 31, 2018. 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 | POCAHONTAS WWTF |
|---|---|
| Permittee as filed | City of Pocahontas |
| NPDES ID | MO0130150 |
| 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 | May 24, 2017 |
| Expiration date | December 31, 2018 |
| Address | Pocahontas, MO 63779 |
| Receiving water | Muddy Shawnee Creek |
| Subwatershed | Lower Apple Creek (HUC 071401050404) |
| 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
- 15Pollutants on file
- 11Under a numeric limit
- 15With a violation of any kind
- 7With 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] | 4 | 195 | 67 | March 31, 2026 | 477% over the limit |
| E. coli | 2 | 90 | 14 | November 30, 2025 | 1,075% over the limit |
| Solids, suspended percent removal | 1 | 74 | 10 | November 30, 2025 | 186% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 150 | 2 | December 31, 2025 | 54% over the limit |
| Chlorine, total residual | 0 | 12 | 2 | May 31, 2016 | 1,025% over the limit |
| Solids, total suspended | 2 | 149 | 1 | September 30, 2024 | 44% over the limit |
| BOD, 5-day, percent removal | 1 | 65 | 1 | March 31, 2021 | 134% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 140 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 138 | 0 | ||
| pH | 1 | 74 | 0 | ||
| Temperature, water deg. centigrade | 0 | 10 | 0 | ||
| Ammonia [as N] + unionized ammonia | 0 | 10 | 0 | ||
| E. coli, colony forming units [CFU] | 0 | 4 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 2 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 2 | 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
- 6Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 19, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| June 25, 2020 | Management Practice Violations - No Licensed/Certified Operator | ST6 |
| June 25, 2020 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| June 25, 2020 | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | ST6 |
| June 25, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 21, 2017 | Reporting Violations - Failure to Submit DMRs | 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 MO0130150 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.