Clean Water Act discharge permit · NPDES MO0028592
EMMA NORTH WWTF, Sweet Springs, MO: NPDES MO0028592 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 9Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
EMMA NORTH WWTF, held by City of Emma, holds NPDES permit MO0028592, which discharges to Tributary To Davis Creek. EPA’s file records it issued December 7, 2016 and expiring December 31, 2021. 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 | EMMA NORTH WWTF |
|---|---|
| Permittee as filed | City of Emma |
| NPDES ID | MO0028592 |
| 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 7, 2016 |
| Expiration date | December 31, 2021 |
| Address | Sweet Springs, MO 65351 |
| Receiving water | Tributary to Davis Creek |
| Subwatershed | Lower Davis Creek (HUC 103001040205) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 9Under a numeric limit
- 10With a violation of any kind
- 6With 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 | 31 | 17 | June 30, 2026 | 446% over the limit |
| E. coli | 2 | 14 | 6 | December 31, 2024 | 1,074% over the limit |
| Solids, total suspended | 3 | 19 | 4 | December 31, 2024 | 268% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 17 | 2 | June 30, 2022 | 318% over the limit |
| Solids, suspended percent removal | 0 | 4 | 2 | December 31, 2024 | 71% over the limit |
| pH | 1 | 59 | 1 | June 30, 2025 | |
| Flow, in conduit or thru treatment plant | 2 | 12 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 6 | 0 | ||
| Temperature, water deg. centigrade | 0 | 2 | 0 | ||
| BOD, 5-day, percent removal | 0 | 2 | 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
- 11Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 28, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| December 31, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| May 15, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| April 15, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| April 15, 2024 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| April 15, 2024 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 30, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| September 30, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 30, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| December 3, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| December 3, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MO0028592 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.