NPDES permit SC0028622 · Minor NON-POTW · effective, expires 2031-03-31 · EPA's file as of 2026-09-26
Keep this permit as a site — opens New site at EPA's facility point (34.9319592, -80.926864); you set the radius.
Check this month's numbers before you fileSign-ups are not open yet. We counted that someone asked — not who, and not which permit — and we open them once enough people do. The check stays free.
These are the last limits EPA's file holds for this permit, from an earlier version of it (version 4 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.
Last period with anything received: 2026-06-30.
Reports are due about 29 days after each monitoring period ends (the most common figure among SC permits in EPA's filings — check your permit).
Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | minimum | >= 5 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | monthly average | <= 12 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | daily maximum | <= 24 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | monthly average | <= 2.5 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | daily maximum | <= 5 lb/d | all year |
| 001 | pH | minimum | >= 6 SU | all year |
| 001 | pH | maximum | <= 8.5 SU | all year |
| 001 | Solids, total suspended | monthly average | <= 30 mg/L | all year |
| 001 | Solids, total suspended | daily maximum | <= 60 mg/L | all year |
| 001 | Solids, total suspended | monthly average | <= 6.3 lb/d | all year |
| 001 | Solids, total suspended | daily maximum | <= 12.5 lb/d | all year |
| 001 | Nitrogen, total [as N] | monthly average | report only | all year |
| 001 | Nitrogen, total [as N] | daily maximum | report only | all year |
| 001 | Nitrogen, total [as N] | monthly average | report only | all year |
| 001 | Nitrogen, total [as N] | daily maximum | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | monthly average | <= 2.24 mg/L | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | monthly average | <= 1.6 mg/L | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | daily maximum | <= 4.48 mg/L | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | daily maximum | <= 3.2 mg/L | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | monthly average | <= .48 lb/d | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | monthly average | <= .34 lb/d | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | daily maximum | <= .93 lb/d | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | daily maximum | <= .67 lb/d | Mar, Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Phosphorus, total [as P] | monthly average | report only | all year |
| 001 | Phosphorus, total [as P] | daily maximum | report only | all year |
| 001 | Phosphorus, total [as P] | monthly average | report only | all year |
| 001 | Phosphorus, total [as P] | daily maximum | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | monthly average | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | daily maximum | report only | all year |
| 001 | Chlorine, total residual | monthly average | <= .014 mg/L | all year |
| 001 | Chlorine, total residual | daily maximum | <= .024 mg/L | all year |
| 001 | Chlorine, total residual | monthly average | <= .003 lb/d | all year |
| 001 | Chlorine, total residual | daily maximum | <= .005 lb/d | all year |
| 001 | E. coli | 30-day geometric mean | <= 126 MPN/100mL | all year |
| 001 | E. coli | daily maximum | <= 349 MPN/100mL | all year |
| 001 | E. coli | 30-day geometric mean | <= 126 MPN/100mL | all year |
| 001 | E. coli | daily maximum | <= 800 MPN/100mL | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states