NPDES permit SD0000094 · Minor NON-POTW · administratively continued, expires 2017-06-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2017-06-30 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: 2026-06-30.
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 | <= 26 deg C | all year |
| 001 | Flow rate | 30DA AVG | report only | all year |
| 001 | Flow rate | DAILY MX | report only | all year |
| 001 | pH | DAILY MN | >= 6.6 SU | all year |
| 001 | pH | DAILY MX | <= 8.6 SU | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 53 mg/L | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | <= 10 mg/L | all year |
| 001 | Nitrogen, nitrite total [as N] | 30DA AVG | report only | all year |
| 001 | Nitrogen, nitrite total [as N] | DAILY MX | report only | all year |
| 001 | Floating solids, waste or visible foam-visual | DAILY MX | <= 0 N=0;Y=1 | all year |
| 001 | Solids, total dissolved | 30DA AVG | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | report only | all year |
| 001 | Oil and grease visual | DAILY MX | <= 0 N=0;Y=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