NPDES permit SD0000078 · Major NON-POTW · administratively continued, expires 2025-06-30 · EPA's file as of 2026-09-19
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This permit expired on 2025-06-30 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: 2026-07-31.
Reports are due about 28 days after each monitoring period ends (the most common figure among SD permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. centigrade | 30DA AVG | report only | all year |
| 001 | Temperature, water deg. centigrade | DAILY MX | report only | all year |
| 001 | Flow rate | 30DA AVG | report only | all year |
| 001 | Flow rate | DAILY MX | report only | all year |
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 5 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 1113 lb/d | Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec |
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 779 lb/d | Jun, Jul, Aug |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 2226 lb/d | Jan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 2226 lb/d | Jun, Jul, Aug |
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | pH | DAILY MN | >= 6.5 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 1325 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 2650 lb/d | all year |
| 001 | Solids, total suspended | 30DA AVG | report only | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | <= 10 mg/L | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | report only | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | <= 10 mg/L | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | report only | all year |
| 001 | Nitrogen, total [as N] | 30DA AVG | report only | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 117 lb/d | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 73 lb/d | Mar |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 81 lb/d | Apr |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 82 lb/d | May |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 67 lb/d | Jun |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 53 lb/d | Jul |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 37 lb/d | Aug |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 61 lb/d | Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 234 lb/d | Jan, Feb, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 234 lb/d | Mar |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 143 lb/d | Apr |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 143 lb/d | May |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 117 lb/d | Jun |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 117 lb/d | Jul |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 117 lb/d | Aug |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 155 lb/d | Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 001 | Nitrogen, nitrate total [as N] | 30DA AVG | <= 50 mg/L | all year |
| 001 | Nitrogen, nitrate total [as N] | DAILY MX | <= 88 mg/L | all year |
| 001 | Phosphorus, total [as P] | 30DA AVG | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | DAILY MX | <= .019 mg/L | all year |
| 001 | E. coli, colony forming units [CFU] | 30DA AVG | <= 126 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | E. coli, colony forming units [CFU] | DAILY MX | <= 235 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.3 tox chronic | Jan |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.1 tox chronic | Feb |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.7 tox chronic | Mar |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.4 tox chronic | Apr |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 3 tox chronic | May |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 3.5 tox chronic | Jun |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 3.3 tox chronic | Jul |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2 tox chronic | Aug |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.8 tox chronic | Sep |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2 tox chronic | Oct |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 3.1 tox chronic | Nov |
| 001 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | < 2.1 tox chronic | Dec |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.3 tox chronic | Jan |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.1 tox chronic | Feb |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.7 tox chronic | Mar |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.4 tox chronic | Apr |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 3 tox chronic | May |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 3.5 tox chronic | Jun |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 3.3 tox chronic | Jul |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2 tox chronic | Aug |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.8 tox chronic | Sep |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2 tox chronic | Oct |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 3.1 tox chronic | Nov |
| 001 | Toxicity [chronic], Pimephales promelas [Fathead Minnow] | DAILY MX | < 2.1 tox chronic | Dec |
| 001 | Coliform, fecal general | DAILY MX | <= 400 #/100mL | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | 30DA AVG | report only | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY MX | report only | all year |
| 001 | Oil and grease visual | DAILY MX | <= 1 abst=0;prst=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