NPDES permit SD0028654 · Minor NON-POTW · effective, expires 2029-10-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31. Most often over: Conductivity (1).
Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| 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 | Conductivity | 30DA AVG | report only | Jan, Feb, Mar, Nov, Dec |
| 001 | Conductivity | 30DA AVG | <= 4375 umho/cm | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Conductivity | DAILY MX | report only | Jan, Feb, Mar, Nov, Dec |
| 001 | Conductivity | DAILY MX | <= 4375 umho/cm | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | pH | DAILY MN | >= 6.5 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Alkalinity, total [as CaCO3] | 30DA AVG | <= 1313 mg/L | all year |
| 001 | Alkalinity, total [as CaCO3] | DAILY MX | <= 1313 mg/L | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | <= 10 mg/L | all year |
| 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 | Hardness, total [as CaCO3] | DAILY MN | report only | all year |
| 001 | Hardness, total [as CaCO3] | 30DA AVG | report only | all year |
| 001 | Radium 226, dissolved | ROLL AVG | report only | all year |
| 001 | Radium 226, dissolved | DAILY MX | report only | all year |
| 001 | Floating solids, waste or visible foam-visual | DAILY MX | <= 0 abst=0;prst=1 | all year |
| 001 | Chlorine, total residual | DAILY MX | <= .019 mg/L | all year |
| 001 | Flow, total | MO TOTAL | report only | all year |
| 001 | Solids, total dissolved | 30DA AVG | <= 2500 mg/L | all year |
| 001 | Solids, total dissolved | DAILY MX | <= 4375 mg/L | all year |
| 001 | Duration of discharge | MO TOTAL | report only | all year |
| 001 | Oil and grease visual | DAILY MX | <= 0 abst=0;prst=1 | all year |
| 002 | Temperature, water deg. centigrade | 30DA AVG | report only | all year |
| 002 | Temperature, water deg. centigrade | DAILY MX | report only | all year |
| 002 | Flow rate | 30DA AVG | report only | all year |
| 002 | Flow rate | DAILY MX | report only | all year |
| 002 | pH | DAILY MN | >= 6.5 SU | all year |
| 002 | pH | DAILY MX | <= 9 SU | all year |
| 002 | Floating solids, waste or visible foam-visual | DAILY MX | <= 0 abst=0;prst=1 | all year |
| 002 | Chlorine, total residual | DAILY MX | <= .019 mg/L | all year |
| 002 | Flow, total | MO TOTAL | report only | all year |
| 002 | Duration of discharge | MO TOTAL | report only | 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