Clean Water Act discharge permit · NPDES MO0058629
LBVSD MIDDLE BIG CREEK WWTP, Pleasant Hill, MO: NPDES MO0058629 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
LBVSD MIDDLE BIG CREEK WWTP, held by Little Blue Valley Sewer District, holds NPDES permit MO0058629, which discharges to Tributary To Big Cr.. EPA’s file records it issued October 20, 2021 and expiring March 31, 2026. 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 | LBVSD MIDDLE BIG CREEK WWTP |
|---|---|
| Permittee as filed | Little Blue Valley Sewer District |
| NPDES ID | MO0058629 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 20, 2021 |
| Expiration date | March 31, 2026 |
| Address | Pleasant Hill, MO 64080 |
| Receiving water | Tributary to Big Cr. |
| Subwatershed | Duncan Branch-Big Creek (HUC 102901080306) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 16Pollutants on file
- 15Under a numeric limit
- 10With a violation of any kind
- 7With 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] | 14 | 21 | 7 | May 31, 2021 | 100% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 7 | 7 | March 31, 2010 | 143% over the limit |
| pH | 2 | 57 | 5 | October 31, 2013 | |
| E. coli, colony forming units [CFU] | 0 | 2 | 2 | April 30, 2013 | 227% over the limit |
| Solids, total suspended | 3 | 1 | 1 | June 30, 2009 | 48% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 1 | 1 | October 31, 2007 | 14% over the limit |
| E. coli | 2 | 1 | 1 | April 30, 2020 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 1 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 2 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 0 | 0 | ||
| Phosphorus, total [as P] | 4 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MO0058629.
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
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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 MO0058629 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.