NPDES permit MI0001988 · Major NON-POTW · effective, expires 2029-10-01 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31. Most often over: pH (2), Solids, total suspended (1).
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 |
|---|---|---|---|---|
| 001 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO MAX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 002 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 002 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 002 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 002 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 003 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 003 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 003 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 003 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 004 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 004 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 004 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 004 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 004 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 007 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 007 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 007 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 007 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 007 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 010 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 010 | Conductivity | DAILY MX | report only | all year |
| 010 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 010 | pH | DAILY MN | >= 6.5 SU | all year |
| 010 | pH | DAILY MX | <= 9 SU | all year |
| 010 | Solids, total suspended | DAILY MX | <= 50 mg/L | all year |
| 010 | Sulfide, dissolved, [as S] | DAILY MX | report only | all year |
| 010 | Sulfide, dissolved, [as S] | DAILY MX | report only | all year |
| 010 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 010 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 010 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 010 | Mercury, total [as Hg] | MO AVG | report only | all year |
| 010 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 010 | Mercury, total [as Hg] | MO AVG | report only | all year |
| 010 | Mercury, total [as Hg] | DAILY MX | report only | all year |
| 010 | Mercury, total [as Hg] | 1D | <= 3 ng/L | all year |
| 010 | Mercury, total [as Hg] | 1D | <= .0003 lb/d | all year |
| 010 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| 011 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| 011 | Oxygen, dissolved [DO] | DAILY MN | >= 4 mg/L | all year |
| 011 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 011 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 011 | Outfall observation,visual, y/n response | VALUE | report only | all year |
| IN1 | Temperature, water deg. fahrenheit | DAILY MX | report only | all year |
| IN1 | Equipment inspection - visual | VALUE | report only | all year |
| IN1 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| IN1 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| IN2 | Equipment inspection - visual | VALUE | report only | all year |
| IN2 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| IN2 | Flow, in conduit or thru treatment plant | DAILY MX | 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