NPDES permit HIS000556 · Minor NON-POTW · effective, expires 2027-06-30 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-06-30.
Reports are due about 29 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 | Turbidity | DAILY MX | <= 5 NTU (alert) | all year |
| 001 | pH | DAILY MN | >= 7 SU (alert) | all year |
| 001 | pH | DAILY MX | <= 8.6 SU (alert) | all year |
| 001 | Solids, total suspended | DAILY MX | <= 100 mg/L (alert) | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | <= 500 ug/L (alert) | all year |
| 001 | Iron, total recoverable | DAILY MX | <= 1 mg/L (alert) | all year |
| 001 | Chromium, hexavalent [as Cr] | DAILY MX | <= 110 ug/L (alert) | all year |
| 001 | Chromium, trivalent [as Cr] | DAILY MX | <= 570 ug/L (alert) | all year |
| 001 | Nickel, total recoverable | DAILY MX | <= 74 ug/L (alert) | all year |
| 001 | Zinc, total recoverable | DAILY MX | <= 90 ug/L (alert) | all year |
| 001 | Aluminum, total recoverable | DAILY MX | <= 750 ug/L (alert) | all year |
| 001 | Lead, total recoverable | DAILY MX | <= 140 ug/L (alert) | all year |
| 001 | Copper, total recoverable | DAILY MX | <= 2.9 ug/L (alert) | all year |
| 001 | Nitrogen, ammonia total [as NH4] | DAILY MX | <= 20 ug/L (alert) | all year |
| 001 | Chemical Oxygen Demand [COD] | DAILY MX | <= 120 mg/L (alert) | 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