Clean Water Act discharge permit · NPDES VAL024988
UPPER OCCOQUAN S.A. (UOSA), Centreville, VA: NPDES VAL024988 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
UPPER OCCOQUAN S.A. (UOSA) holds NPDES permit VAL024988. EPA’s file records it issued January 1, 2021 and expiring December 31, 2025. 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 | UPPER OCCOQUAN S.A. (UOSA) |
|---|---|
| Permittee as filed | UPPER OCCOQUAN S.A. (UOSA) |
| NPDES ID | VAL024988 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Associated permit record |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Biosolids |
| Issued | January 1, 2021 |
| Expiration date | December 31, 2025 |
| Address | Centreville, VA 20121 |
| Subwatershed | Lower Bull Run (HUC 020700100705) |
| Other EPA IDs (FRS) | RCRA handler VAD980716153; ICIS-AIR source VA0000005105900415 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 9Pollutants on file
- 0Under a numeric limit
- 9With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Lead, sludge, total, dry weight [as Pb] | 0 | 19 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 0 | 18 | 0 | ||
| Copper, sludge, total, dry weight [as Cu] | 0 | 18 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 0 | 15 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 0 | 15 | 0 | ||
| Annual whole sludge application rate | 0 | 6 | 0 | ||
| Selenium, sludge, total, dry weight [as Se] | 0 | 5 | 0 | ||
| Ann. amt sludge disposed by other method | 0 | 1 | 0 | ||
| Pollutant table from 503.13 | 0 | 1 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES VAL024988.
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 VAL024988.
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 VAL024988 there.
Nearby on the register
- Discharge permits in Centreville
- Every permit record in Centreville, A to Z
- Discharge permits in Virginia
- Every permit record in Virginia, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.