Clean Water Act discharge permit · NPDES MO0129470
BOX CANYON WATERSHED WWTP, Branson, MO: NPDES MO0129470 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 15Pollutants under a numeric limit
- 11Pollutants with an effluent exceedance
BOX CANYON WATERSHED WWTP, held by Stone County Sewer District No. 1 of, holds NPDES permit MO0129470, which discharges to Tributary To Table Rock Lake. EPA’s file records it issued August 1, 2022 and expiring July 31, 2027. 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 | BOX CANYON WATERSHED WWTP |
|---|---|
| Permittee as filed | Stone County Sewer District No. 1 of |
| NPDES ID | MO0129470 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 1, 2022 |
| Expiration date | July 31, 2027 |
| Address | Branson, MO 65616 |
| Receiving water | Tributary to Table Rock Lake |
| Subwatershed | Table Rock Lake Dam-Table Rock Lake (HUC 110100011404) |
| 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
- 18Pollutants on file
- 15Under a numeric limit
- 17With a violation of any kind
- 11With 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] | 6 | 103 | 93 | July 31, 2026 | 4,700% over the limit |
| Aluminum, total recoverable | 2 | 97 | 89 | September 30, 2024 | 3,359% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 76 | 68 | January 31, 2017 | 645% over the limit |
| Oxygen, dissolved [DO] | 2 | 48 | 40 | July 31, 2024 | 98% over the limit |
| Solids, total suspended | 3 | 49 | 39 | April 30, 2020 | 1,167% over the limit |
| E. coli, colony forming units [CFU] | 0 | 46 | 38 | September 30, 2019 | 149,741% over the limit |
| Phosphorus, total [as P] | 4 | 71 | 29 | April 30, 2020 | 1,300% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 14 | 6 | February 29, 2024 | 55% over the limit |
| Solids, suspended percent removal | 1 | 10 | 6 | April 30, 2020 | 465% over the limit |
| pH | 2 | 13 | 5 | August 31, 2025 | |
| Coliform, fecal general | 0 | 2 | 2 | July 31, 2010 | 1,900% over the limit |
| Iron, total recoverable | 2 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 8 | 0 | ||
| Nitrogen, total [as N] | 0 | 8 | 0 | ||
| BOD, 5-day, percent removal | 1 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 2 | 0 | ||
| E. coli | 2 | 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
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 10, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| June 17, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| April 2, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| December 27, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| June 28, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| September 21, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| August 28, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| June 21, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| March 21, 2017 | Effluent Violations - Numeric effluent violation | 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 MO0129470 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.