NPDES permit MI0057669 · Minor NON-POTW · effective, expires 2028-10-01 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31.
Reports are due about 21 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| IR1 | Flow rate, instantaneous | DAILY MX | <= 1350000 gal/d | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| IR1 | Spray irrigation, application rate | DAILY MX | <= .5 in/d | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| IR2 | Flow rate, instantaneous | DAILY MX | <= 1350000 gal/d | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| IR2 | Spray irrigation, application rate | DAILY MX | <= .5 in/d | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Oxygen, dissolved [DO] | DAILY MN | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | BOD, 5-day, 20 deg. C | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | pH | DAILY MN | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | pH | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Nitrogen, nitrite total [as N] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Nitrogen, nitrate total [as N] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Nitrogen, Kjeldahl, total [as N] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Nitrogen, inorganic total | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Chloride [as Cl] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Sulfate, total [as SO4] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Chromium, hexavalent dissolved [as Cr] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Nitrogen, ammonia [NH3-N] | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Phosphorus, Total | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
| WS1 | Sodium-o-PPTH | DAILY MX | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov |
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