Clean Water Act discharge permit · NPDES MO0116009
HERMANN INDUSTRIAL TRACT LAGOON, Hermann, MO: NPDES MO0116009 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
HERMANN INDUSTRIAL TRACT LAGOON, held by City of Hermann, holds NPDES permit MO0116009, which discharges to Tributary To Missouri R.. EPA’s file records it issued August 23, 2016 and expiring June 30, 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 | HERMANN INDUSTRIAL TRACT LAGOON |
|---|---|
| Permittee as filed | City of Hermann |
| NPDES ID | MO0116009 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 23, 2016 |
| Expiration date | June 30, 2021 |
| Address | Hermann, MO 65041 |
| Receiving water | Tributary to Missouri R. |
| Subwatershed | Little Berger Creek-Missouri River (HUC 103002000302) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 11Under a numeric limit
- 14With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| E. coli | 2 | 35 | 21 | April 30, 2025 | 99,999% over the limit |
| E. coli, colony forming units [CFU] | 0 | 17 | 17 | April 30, 2019 | 99,999% over the limit |
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 0 | 1 | 1 | September 30, 2012 | |
| LC50 Static 48Hr Acute Pimephales promelas | 0 | 1 | 1 | September 30, 2012 | |
| Nitrogen, total [as N] | 4 | 18 | 0 | ||
| Phosphorus, total [as P] | 4 | 18 | 0 | ||
| BOD, 5-day, 20 deg. C | 3 | 6 | 0 | ||
| Solids, total suspended | 3 | 6 | 0 | ||
| pH | 1 | 5 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 4 | 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
- 14Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 11, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| August 11, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| January 10, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| November 30, 2021 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| November 30, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| June 3, 2021 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| June 3, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 30, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| March 30, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| January 18, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| March 29, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| March 29, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 21, 2017 | Effluent Violations - Numeric effluent violation | ST6 |
| March 21, 2017 | 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.
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, MO0116009.
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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 MO0116009 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.