Clean Water Act discharge permit · NPDES VA0004146
DOMINION ENERGY - CHESTERFIELD POWER STATION, Chester, VA: NPDES VA0004146 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 19Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
DOMINION ENERGY - CHESTERFIELD POWER STATION, held by Dominion - Chesterfield Power Station, holds NPDES permit VA0004146, which discharges to James River/Falling Creek/Proctors Creek. EPA’s file records it issued December 10, 2004 and expiring December 9, 2009. 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 | DOMINION ENERGY - CHESTERFIELD POWER STATION |
|---|---|
| Permittee as filed | Dominion - Chesterfield Power Station |
| NPDES ID | VA0004146 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 10, 2004 |
| Expiration date | December 9, 2009 |
| Issuing agency | STATE |
| Address | Chester, VA 23836 |
| Receiving water | James River/Falling Creek/Proctors Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Curles Creek-James River (HUC 020802060106) |
| Other EPA IDs (FRS) | RCRA handler VAD000621177; ICIS-AIR source VA0000005104100002 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 22Pollutants on file
- 19Under a numeric limit
- 13With a violation of any kind
- 5With 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 | 10 | 6 | 6 | March 31, 2005 | 288% over the limit |
| pH | 6 | 2 | 2 | August 31, 2006 | |
| Zinc, total recoverable | 0 | 2 | 2 | December 31, 2021 | 150% over the limit |
| NOAEL Static 48Hr Acute Ceriodaphnia dubia | 0 | 1 | 1 | September 30, 2023 | 99,999% over the limit |
| TU Static Renewal 7-Day Chronic Pimphales promelas | 0 | 1 | 1 | September 30, 2022 | 99,999% over the limit |
| Chlorine, total residual | 30 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 24 | 2 | 0 | ||
| Phosphorus, total [as P] | 14 | 2 | 0 | ||
| Oil & Grease | 10 | 2 | 0 | ||
| Oxygen, dissolved [DO] | 4 | 1 | 0 | ||
| Temperature, water deg. fahrenheit | 3 | 1 | 0 | ||
| Thermal Discharge | 3 | 1 | 0 | ||
| Petrol hydrocarbons, total recoverable | 1 | 1 | 0 | ||
| Nitrogen, total [as N] | 14 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 8 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 8 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 8 | 0 | 0 | ||
| Phosphate, ortho [as P] | 8 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Iron, total [as Fe] | 2 | 0 | 0 | ||
| Carbon, tot organic [TOC] | 1 | 0 | 0 | ||
| TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 7, 2018 | Effluent Violations - Unapproved Bypass | ST6 |
| July 5, 2017 | 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 VA0004146 there.
Nearby on the register
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- Every permit record in Chester, A to Z
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- Every permit record in Virginia, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.