Clean Water Act discharge permit · NPDES SCG646037
TRICO TANNER WTP, Dillon, SC: NPDES SCG646037 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
TRICO TANNER WTP, held by TRICO WATER COMPANY, holds NPDES permit SCG646037. EPA’s file records it issued December 2, 2015 and expiring December 30, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | TRICO TANNER WTP |
|---|---|
| Permittee as filed | TRICO WATER COMPANY |
| NPDES ID | SCG646037 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 2, 2015 |
| Expiration date | December 30, 2020 |
| Issuing agency | State |
| Address | Dillon, SC 29536 |
| Subwatershed | Bell Swamp Branch-Little Pee Dee River (HUC 030402040506) |
| SIC | 4941 – Water Supply |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 8Pollutants on file
- 6Under a numeric limit
- 8With a violation of any kind
- 1With 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 | 2 | 122 | 14 | August 31, 2019 | 213% over the limit |
| pH | 2 | 120 | 0 | ||
| Solids, total suspended | 2 | 120 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 106 | 0 | ||
| Phosphorus, total [as P] | 2 | 88 | 0 | ||
| Iron, total [as Fe] | 0 | 82 | 0 | ||
| Iron, dissolved [as Fe] | 0 | 82 | 0 | ||
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 1 | 4 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES SCG646037.
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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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 SCG646037 there.
Nearby on the register
- Discharge permits in Dillon
- Every permit record in Dillon, 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 October 14, 2026.