NPDES permit SC0000299 · Major NON-POTW · administratively continued, expires 2018-11-30 · EPA's file as of 2026-09-19
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This permit expired on 2018-11-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-08-31.
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).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. fahrenheit | DAILY MX | <= 90 deg F | all year |
| 001 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 001 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 001 | Oxygen, dissolved [DO] | INST MIN | >= 5 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 117.7 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 181 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 319 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 491 lb/d | all year |
| 001 | Oxygen demand, chem. [high level] [COD] | MO AVG | <= 1502 mg/L | all year |
| 001 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 2310 mg/L | all year |
| 001 | Oxygen demand, chem. [high level] [COD] | MO AVG | <= 4070 lb/d | all year |
| 001 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 6260 lb/d | all year |
| 001 | pH | INST MIN | report only | all year |
| 001 | pH | INST MAX | report only | all year |
| 001 | Solids, total suspended | MO AVG | <= 170 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 340 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 461 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 923 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | <= 1.23 mg/L | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | <= 2.46 mg/L | all year |
| 001 | Phosphorus, total [as P] | MO AVG | <= 2.04 lb/d | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | <= 4.08 lb/d | all year |
| 001 | Sulfide, total [as S] | MO AVG | <= .09 mg/L | all year |
| 001 | Sulfide, total [as S] | DAILY MX | <= .181 mg/L | all year |
| 001 | Sulfide, total [as S] | MO AVG | <= .11 lb/d | all year |
| 001 | Sulfide, total [as S] | DAILY MX | <= .21 lb/d | all year |
| 001 | Chromium, total [as Cr] | MO AVG | <= .56 mg/L | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | <= 1.13 mg/L | all year |
| 001 | Chromium, total [as Cr] | MO AVG | <= 2.12 lb/d | all year |
| 001 | Chromium, total [as Cr] | DAILY MX | <= 4.24 lb/d | all year |
| 001 | Phenols | MO AVG | <= .38 mg/L | all year |
| 001 | Phenols | DAILY MX | <= .46 mg/L | all year |
| 001 | Phenols | MO AVG | <= 1.44 lb/d | all year |
| 001 | Phenols | DAILY MX | <= 1.71 lb/d | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | MO AVG | <= .277 mg/L | all year |
| 001 | Chlorine, total residual | DAILY MX | <= .392 mg/L | all year |
| 001 | E. coli | MO AVG | <= 126 #/100mL | all year |
| 001 | E. coli | DAILY MX | <= 349 #/100mL | all year |
| 001 | Mercury, total [as Hg] | MO AVG | <= .051 ug/L | all year |
| 001 | Mercury, total [as Hg] | DAILY MX | <= .074 ug/L | all year |
| 001 | Length of longest pH excursion | INST MAX | <= 60 min | all year |
| 001 | % of time exceeding pH limits | INST MAX | <= 1 % | all year |
| 001 | %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | MO AVG | <= 25 % | all year |
| 001 | %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | DAILY MX | <= 40 % | all year |
| 001 | Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | DAILY MX | <= 0 pass=0;fail=1 | 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