Clean Water Act discharge permit · NPDES MO0129259
MDNR, BIG LAKE STATE PARK WWTF, Craig, MO: NPDES MO0129259 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MDNR, BIG LAKE STATE PARK WWTF, held by MDNR, Division of State Parks, holds NPDES permit MO0129259, which discharges to Big Lake. EPA’s file records it issued October 14, 2016 and expiring June 30, 2020. 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 | MDNR, BIG LAKE STATE PARK WWTF |
|---|---|
| Permittee as filed | MDNR, Division of State Parks |
| NPDES ID | MO0129259 |
| 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 14, 2016 |
| Expiration date | June 30, 2020 |
| Address | Craig, MO 64437 |
| Receiving water | Big Lake |
| Subwatershed | Little Tarkio Creek-Missouri River (HUC 102400050904) |
| 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
- 8Pollutants on file
- 8Under a numeric limit
- 8With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 2 | 10 | 2 | December 31, 2015 | 650% over the limit |
| Rainfall | 1 | 32 | 0 | ||
| Depth to water level ft below landsurface | 1 | 32 | 0 | ||
| Flow, pump out | 1 | 32 | 0 | ||
| Flow rate | 2 | 8 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 8 | 0 | ||
| pH | 2 | 8 | 0 | ||
| Solids, settleable | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 16, 2023 | 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.
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 MO0129259 there.
Nearby on the register
- Discharge permits in Craig
- Every permit record in Craig, A to Z
- Discharge permits in Missouri
- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.