Clean Water Act discharge permit · NPDES SC0028673
BLUE GRANITE WATER COMPANY VALLEYBROOK WWTP, Piedmont, SC: NPDES SC0028673 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
BLUE GRANITE WATER COMPANY VALLEYBROOK WWTP, held by Carolina Water Service Inc/Valleybrook WWTP, holds NPDES permit SC0028673, which discharges to Tributary To Grove Creek. EPA’s file records it issued June 2, 2011 and expiring May 31, 2016. 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 | BLUE GRANITE WATER COMPANY VALLEYBROOK WWTP |
|---|---|
| Permittee as filed | Carolina Water Service Inc/Valleybrook WWTP |
| NPDES ID | SC0028673 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 2, 2011 |
| Expiration date | May 31, 2016 |
| Address | Piedmont, SC 29673 |
| Receiving water | TRIBUTARY TO GROVE CREEK |
| Subwatershed | Grove Creek (HUC 030501090305) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 11Under a numeric limit
- 12With a violation of any kind
- 10With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 4 | 49 | 39 | February 28, 2026 | 400% over the limit |
| Copper, total [as Cu] | 8 | 32 | 16 | July 31, 2013 | 1,525% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 15 | 7 | February 28, 2026 | 269% over the limit |
| Solids, total suspended | 4 | 14 | 6 | May 31, 2026 | 147% over the limit |
| E. coli | 0 | 10 | 6 | February 28, 2026 | 3,367% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 9 | 5 | June 30, 2010 | 410% over the limit |
| Coliform, fecal general | 2 | 7 | 5 | January 31, 2015 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 8 | 11 | 3 | December 31, 2021 | 36% over the limit |
| Lead, total [as Pb] | 8 | 17 | 1 | October 31, 2007 | 243% over the limit |
| pH | 2 | 5 | 1 | March 31, 2019 | |
| Phosphorus, total [as P] | 15 | 10 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 2 | 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
- 8Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 14, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| April 22, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| April 22, 2022 | Management Practice Violations - Failure to Maintain Records | ST6 |
| April 20, 2022 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| March 29, 2022 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| March 29, 2022 | Management Practice Violations - Failure to Maintain Records | ST6 |
| March 29, 2022 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| March 29, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, SC0028673.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 SC0028673 there.
Nearby on the register
- Discharge permits in Piedmont
- Every permit record in Piedmont, A to Z
- Discharge permits in South Carolina
- Every permit record in South Carolina, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.