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Mobile Home Site Operators, Otisville, Michigan. NPDES permit MI0054755, in force until Oct 1, 2028. Last 12 months: over a limit 23 times (last August 2026), 4 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Phosphorus, total [as P], monthly average | .56 | ≤ .5 mg/L | 12% |
| November 2025 | Phosphorus, total [as P], monthly average | .52 | ≤ .5 mg/L | 4% |
| December 2025 | Phosphorus, total [as P], monthly average | .77 | ≤ .5 mg/L | 54% |
| January 2026 | Coliform, fecal general, 7-day geometric mean | 5122.32 | ≤ 400 #/100mL | 1181% |
| January 2026 | Coliform, fecal general, monthly geometric mean | 911 | ≤ 200 #/100mL | 356% |
| January 2026 | Nitrogen, ammonia total [as N], monthly average | 10.88 | ≤ 6.8 mg/L | 60% |
| January 2026 | Phosphorus, total [as P], monthly average | 1.45 | ≤ .5 mg/L | 190% |
| February 2026 | Coliform, fecal general, monthly geometric mean | 360.55 | ≤ 200 #/100mL | 80% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 11.45 | ≤ 6.8 mg/L | 68% |
| February 2026 | Phosphorus, total [as P], monthly average | .47 | ≤ .35 lb/d | 34% |
| February 2026 | Phosphorus, total [as P], monthly average | 1.68 | ≤ .5 mg/L | 236% |
| March 2026 | Coliform, fecal general, 7-day geometric mean | 616.22 | ≤ 400 #/100mL | 54% |
| March 2026 | Phosphorus, total [as P], monthly average | .45 | ≤ .35 lb/d | 29% |
| March 2026 | Phosphorus, total [as P], monthly average | 1.63 | ≤ .5 mg/L | 226% |
| April 2026 | Phosphorus, total [as P], monthly average | .36 | ≤ .35 lb/d | 3% |
| April 2026 | Phosphorus, total [as P], monthly average | 1.22 | ≤ .5 mg/L | 144% |
| May 2026 | Oxygen, dissolved [DO], daily minimum | 5.29 | ≥ 6 mg/L | 12% |
| May 2026 | Phosphorus, total [as P], monthly average | .91 | ≤ .5 mg/L | 82% |
| June 2026 | Nitrogen, ammonia total [as N], daily maximum | 4.08 | ≤ 2 mg/L | 104% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | .78 | ≤ .5 mg/L | 56% |
| June 2026 | Phosphorus, total [as P], monthly average | .75 | ≤ .5 mg/L | 50% |
| July 2026 | Phosphorus, total [as P], monthly average | .65 | ≤ .5 mg/L | 30% |
| August 2026 | Phosphorus, total [as P], monthly average | .59 | ≤ .5 mg/L | 18% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | May–Nov | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 3 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | May–Nov | 001 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | 7-day average | ≤ 30 mg/L | May–Nov | 001 |
| Solids, total suspended | monthly average | ≤ 21 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 7 lb/d | May–Nov | 001 |
| Solids, total suspended | 7-day average | ≤ 32 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | 7-day average | ≤ 11 lb/d | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9.7 mg/L | Mar | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .5 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.8 mg/L | Jan, Feb, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9.4 mg/L | Apr | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jan, Feb, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.8 lb/d | Mar | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .18 lb/d | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 4.8 lb/d | Jan, Feb, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 6.7 lb/d | Apr | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (lb/d) | Mar | 001 |
| Nitrogen, ammonia total [as N] | 7-day average | ≤ .7 lb/d | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (lb/d) | Jan, Feb, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (lb/d) | Apr | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | May–Nov | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Jan, Feb, Mar, Apr, Dec | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | May–Nov | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .35 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .18 lb/d | May–Nov | 001 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | Jan, Feb, Mar, Apr, Dec | 001 |
| Phosphorus, total [as P] | daily maximum | report only (lb/d) | May–Nov | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | 7-day geometric mean | ≤ 400 #/100mL | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 23 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 7 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 35 mg/L | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 10 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 16 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 2.5 lb/d | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 25 lb/d | Jan, Feb, Mar, Apr, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 3.5 lb/d | May–Nov | 001 |
| Solids, total | monthly minimum | report only (%) | all year | SLD |
| Solids, total | monthly average | report only (%) | all year | SLD |
| Solids, total | monthly maximum | report only (%) | all year | SLD |
| Arsenic, dry weight | monthly minimum | report only (mg/kg) | all year | SLD |
| Arsenic, dry weight | monthly average | report only (mg/kg) | all year | SLD |
| Arsenic, dry weight | monthly maximum | ≤ 75 mg/kg | all year | SLD |
| Selenium, dry weight | monthly minimum | report only (mg/kg) | all year | SLD |
| Selenium, dry weight | monthly average | report only (mg/kg) | all year | SLD |
| Selenium, dry weight | monthly maximum | ≤ 100 mg/kg | all year | SLD |
| Copper, dry weight | monthly minimum | report only (mg/kg) | all year | SLD |
| Copper, dry weight | monthly average | report only (mg/kg) | all year | SLD |
| Copper, dry weight | monthly maximum | ≤ 4300 mg/kg | all year | SLD |
| Cadmium, dry weight | monthly minimum | report only (mg/kg) | all year | SLD |
| Cadmium, dry weight | monthly average | report only (mg/kg) | all year | SLD |
| Cadmium, dry weight | monthly maximum | ≤ 85 mg/kg | all year | SLD |
| Nitrogen, total Kjeldahl | monthly minimum | report only (mg/kg) | all year | SLD |
| Nitrogen, total Kjeldahl | monthly average | report only (mg/kg) | all year | SLD |
| Nitrogen, total Kjeldahl | monthly maximum | report only (mg/kg) | all year | SLD |
| Molybdenum, sludge, total, dry weight [as Mo] | monthly minimum | report only (mg/kg) | all year | SLD |
| Molybdenum, sludge, total, dry weight [as Mo] | monthly average | report only (mg/kg) | all year | SLD |
| Molybdenum, sludge, total, dry weight [as Mo] | monthly maximum | ≤ 75 mg/kg | all year | SLD |
| Zinc, sludge, total, dry weight [as Zn] | monthly minimum | report only (mg/kg) | all year | SLD |
| Zinc, sludge, total, dry weight [as Zn] | monthly average | report only (mg/kg) | all year | SLD |
| Zinc, sludge, total, dry weight [as Zn] | monthly maximum | ≤ 7500 mg/kg | all year | SLD |
| Lead, sludge, total, dry weight [as Pb] | monthly minimum | report only (mg/kg) | all year | SLD |
| Lead, sludge, total, dry weight [as Pb] | monthly average | report only (mg/kg) | all year | SLD |
| Lead, sludge, total, dry weight [as Pb] | monthly maximum | ≤ 840 mg/kg | all year | SLD |
| Nickel, sludge, total, dry weight [as Ni] | monthly minimum | report only (mg/kg) | all year | SLD |
| Nickel, sludge, total, dry weight [as Ni] | monthly average | report only (mg/kg) | all year | SLD |
| Nickel, sludge, total, dry weight [as Ni] | monthly maximum | ≤ 420 mg/kg | all year | SLD |
| Nitrogen, sludge, total, dry weight [as N] | monthly minimum | report only (mg/kg) | all year | SLD |
| Nitrogen, sludge, total, dry weight [as N] | monthly average | report only (mg/kg) | all year | SLD |
| Nitrogen, sludge, total, dry weight [as N] | monthly maximum | report only (mg/kg) | all year | SLD |
| Mercury, sludge, total, dry weight [as Hg] | monthly minimum | report only (mg/kg) | all year | SLD |
| Mercury, sludge, total, dry weight [as Hg] | monthly average | report only (mg/kg) | all year | SLD |
| Mercury, sludge, total, dry weight [as Hg] | monthly maximum | ≤ 57 mg/kg | all year | SLD |
| Potassium, sludge, total, dry weight [as K] | monthly minimum | report only (mg/kg) | all year | SLD |
| Potassium, sludge, total, dry weight [as K] | monthly average | report only (mg/kg) | all year | SLD |
| Potassium, sludge, total, dry weight [as K] | monthly maximum | report only (mg/kg) | all year | SLD |
| Phosphorus, sludge, total, dry weight [as P] | monthly minimum | report only (mg/kg) | all year | SLD |
| Phosphorus, sludge, total, dry weight [as P] | monthly average | report only (mg/kg) | all year | SLD |
| Phosphorus, sludge, total, dry weight [as P] | monthly maximum | report only (mg/kg) | all year | SLD |
Cited limits by parameter: Michigan's rules and the federal ones.
Same industry: the 18 Real Estate permits in Michigan.
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Your permit document is the final word. As JSON: /api/v1/permits/MI0054755 · MCP: https://passage-data.com/mcp