Clean Water Act discharge permit · NPDES MO0113263
OAK FOREST SUBDIVISION WWTP, Rolla, MO: NPDES MO0113263 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
OAK FOREST SUBDIVISION WWTP, held by OAK FOREST HOMEOWNERS' ASSOCIATION, holds NPDES permit MO0113263, which discharges to Tributary To Burgher Branch. EPA’s file records it issued October 21, 2020 and expiring June 30, 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 | OAK FOREST SUBDIVISION WWTP |
|---|---|
| Permittee as filed | OAK FOREST HOMEOWNERS' ASSOCIATION |
| NPDES ID | MO0113263 |
| 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 | October 21, 2020 |
| Expiration date | June 30, 2023 |
| Address | Rolla, MO 65401 |
| Receiving water | Tributary to Burgher Branch |
| Subwatershed | Little Dry Fork-Dry Fork (HUC 071401020108) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 8 | 6 | March 31, 2024 | 633% over the limit |
| E. coli | 2 | 8 | 4 | September 30, 2025 | 444% over the limit |
| Solids, total suspended | 2 | 8 | 2 | June 30, 2013 | 42% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 7 | 1 | June 30, 2013 | 12% over the limit |
| pH | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 28, 2020 | Permit Violations - Failure to Submit Timely Permit Renewal Application | 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.
Watch this permit
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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 MO0113263 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.