Clean Water Act discharge permit · NPDES OK0100625
PITTSBURG CO RWD #20 -- CARLTON LANDING WWTF, Eufaula, OK: NPDES OK0100625 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
PITTSBURG CO RWD #20 -- CARLTON LANDING WWTF, held by Pittsburg Co RWD #20, holds NPDES permit OK0100625, which discharges to 220600010060_00 Lake Eufaula. EPA’s file records it issued November 9, 2017 and expiring November 30, 2022. 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 | PITTSBURG CO RWD #20 -- CARLTON LANDING WWTF |
|---|---|
| Permittee as filed | Pittsburg Co RWD #20 |
| NPDES ID | OK0100625 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 9, 2017 |
| Expiration date | November 30, 2022 |
| Issuing agency | ODEQ |
| Address | Eufaula, OK 74432 |
| Receiving water | 220600010060_00 Lake Eufaula |
| Subwatershed | Lower Longtown Creek (HUC 110902040703) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 10Under 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 |
|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | 6 | 24 | 21 | March 31, 2026 | 247% over the limit |
| Nitrogen, ammonia total [as N] | 6 | 16 | 13 | August 31, 2024 | 1,230% over the limit |
| E. coli | 2 | 5 | 5 | August 31, 2024 | 99,999% over the limit |
| Solids, total suspended | 6 | 6 | 3 | August 31, 2024 | 60% over the limit |
| Chlorine, total residual | 1 | 3 | 3 | June 30, 2024 | 62% over the limit |
| pH | 2 | 4 | 2 | June 30, 2025 | |
| Coliform, total general | 2 | 4 | 2 | April 30, 2024 | 99,999% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 18 | 0 | ||
| Phosphorus, total [as P] | 6 | 3 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 1 | 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
- 21Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 4, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| November 3, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| July 3, 2019 | Management Practice Violations - Improper Land Application (non-503 non-CAFO) | ST6 |
| June 24, 2019 | Management Practice Violations - Improper Land Application (non-503 non-CAFO) | ST6 |
| June 24, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| May 31, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| May 30, 2019 | Management Practice Violations - Best Management Practice Deficiencies | ST6 |
| May 30, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| May 9, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| May 8, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| May 8, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| March 25, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| March 25, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| February 13, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| February 13, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| January 9, 2019 | Effluent Violations - Unapproved Bypass | ST6 |
| January 9, 2019 | Effluent Violations - Unauthorized Discharge | ST6 |
| December 31, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| September 23, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| May 26, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| March 7, 2018 | Effluent Violations - Unapproved Bypass | 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 OK0100625 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.