Clean Water Act discharge permit · NPDES MO0135046
FOREST HILLS WWTF, Union, MO: NPDES MO0135046 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
FOREST HILLS WWTF, held by Hi-Line Lot Owners Association, Inc., holds NPDES permit MO0135046, which discharges to Tributary To Dubois Creek. EPA’s file records it issued July 21, 2016 and expiring March 31, 2021. 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 | FOREST HILLS WWTF |
|---|---|
| Permittee as filed | Hi-Line Lot Owners Association, Inc. |
| NPDES ID | MO0135046 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 21, 2016 |
| Expiration date | March 31, 2021 |
| Address | Union, MO 63084 |
| Receiving water | Tributary to Dubois Creek |
| Subwatershed | Dubois Creek-Missouri River (HUC 103002000601) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 7With a violation of any kind
- 3With 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 | 19 | 11 | December 31, 2018 | 728% over the limit |
| Ammonia [as N] + unionized ammonia | 0 | 8 | 8 | March 31, 2014 | 762% over the limit |
| pH | 2 | 9 | 1 | September 30, 2018 | |
| BOD, 5-day, 20 deg. C | 2 | 8 | 0 | ||
| Solids, total suspended | 2 | 8 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 8 | 0 | ||
| E. coli | 2 | 8 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 15, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 30, 2020 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 30, 2020 | Reporting Violations - Improper/ Incorrect Reporting | 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 MO0135046 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.