Clean Water Act discharge permit · NPDES OH0006092
FLUOR - BWXT PORTSMOUTH LLC, Piketon, OH: NPDES OH0006092 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 42Pollutants under a numeric limit
- 13Pollutants with an effluent exceedance
FLUOR - BWXT PORTSMOUTH LLC, held by Fluor-BWTX Portsmouth LLC, holds NPDES permit OH0006092, which discharges to Little Beaver Creek. EPA’s file records it issued October 23, 2017 and expiring August 30, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | FLUOR - BWXT PORTSMOUTH LLC |
|---|---|
| Permittee as filed | Fluor-BWTX Portsmouth LLC |
| NPDES ID | OH0006092 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 23, 2017 |
| Expiration date | August 30, 2020 |
| Address | Piketon, OH 45661 |
| Receiving water | Little Beaver Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Little Beaver Creek-Big Beaver Creek (HUC 050600021303) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 49Pollutants on file
- 42Under a numeric limit
- 47With a violation of any kind
- 13With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 28 | 118 | 76 | April 30, 2025 | 2,467% over the limit |
| Chlorine, total residual | 7 | 37 | 28 | July 31, 2024 | 1,558% over the limit |
| Mercury, total low level | 18 | 41 | 23 | March 31, 2025 | 151% over the limit |
| Temperature, water deg. centigrade | 8 | 14 | 10 | July 31, 2026 | 8% over the limit |
| Oil and grease, hexane extr method | 19 | 25 | 9 | July 31, 2022 | 93% over the limit |
| pH | 34 | 57 | 8 | July 31, 2025 | |
| BOD, carbonaceous [5 day, 20 C] | 4 | 12 | 8 | May 31, 2025 | 40% over the limit |
| Trichloroethylene | 10 | 32 | 7 | June 30, 2024 | 850% over the limit |
| Copper, total recoverable | 14 | 16 | 6 | May 31, 2026 | 112% over the limit |
| E. coli, MTEC-MF | 2 | 8 | 6 | June 30, 2023 | 256% over the limit |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 4 | 3 | 3 | March 31, 2015 | 61% over the limit |
| Coliform, fecal MF, MFC broth, 44.5 C | 0 | 2 | 2 | May 31, 2013 | 70% over the limit |
| Toxicity [acute], Ceriodaphnia dubia | 4 | 1 | 1 | March 31, 2015 | 41% over the limit |
| Flow, in conduit or thru treatment plant | 34 | 38 | 0 | ||
| Zinc, total recoverable | 16 | 10 | 0 | ||
| Selenium, total recoverable | 10 | 10 | 0 | ||
| Polychlorinated biphenyls [PCBs] | 2 | 10 | 0 | ||
| Fluoride, total [as F] | 12 | 8 | 0 | ||
| Rainfall | 12 | 8 | 0 | ||
| trans-1,2-Dichloroethylene | 4 | 8 | 0 | ||
| Chromium, total recoverable | 0 | 8 | 0 | ||
| Thallium, total recoverable | 8 | 6 | 0 | ||
| Silver total recoverable | 12 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 6 | 4 | 0 | ||
| Nitrogen, nitrate total [as N] | 4 | 4 | 0 | ||
| Copper, total [as Cu] | 4 | 4 | 0 | ||
| Iron, total [as Fe] | 4 | 4 | 0 | ||
| Nickel, total [as Ni] | 4 | 4 | 0 | ||
| Zinc, total [as Zn] | 4 | 4 | 0 | ||
| Barium, total recoverable | 2 | 4 | 0 | ||
| Iron, total recoverable | 0 | 4 | 0 | ||
| Cadmium, total recoverable | 10 | 2 | 0 | ||
| Solids, total dissolved- 180 deg. C | 8 | 2 | 0 | ||
| Lead, total recoverable | 4 | 2 | 0 | ||
| Nitrogen, nitrite total [as N] | 2 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 2 | 0 | ||
| Sulfate, total [as SO4] | 2 | 2 | 0 | ||
| Arsenic, total recoverable | 2 | 2 | 0 | ||
| Chromium, hexavalent [as Cr] | 2 | 2 | 0 | ||
| Chromium, total [as Cr] | 2 | 2 | 0 | ||
| Manganese, total [as Mn] | 2 | 2 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 2 | 2 | 0 | ||
| Cobalt, total recoverable | 0 | 2 | 0 | ||
| Beryllium, total recoverable [as Be] | 0 | 2 | 0 | ||
| Nickel, total recoverable | 0 | 2 | 0 | ||
| Vanadium, total recoverable | 0 | 2 | 0 | ||
| %Effect Static Renewal 48Hr Acute Ceriodaphnia dubia | 2 | 0 | 0 | ||
| %Effect Static Renewal 96Hr Acute Pimephales promelas | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 18, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| November 4, 2024 | Effluent Violations - Narrative 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.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.