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Mobile Home Site Operators, Carleton, Michigan. NPDES permit MI0055263, in force until Oct 1, 2029. Last 12 months: over a limit 5 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| November 2025 | Nitrogen, ammonia total [as N], daily maximum | 7.2 | ≤ 2 mg/L | 260% |
| November 2025 | Nitrogen, ammonia total [as N], monthly average | 1.1 | ≤ .5 mg/L | 120% |
| May 2026 | Phosphorus, total [as P], monthly average | 1.2 | ≤ 1 mg/L | 20% |
| June 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.7 | ≤ 2 mg/L | 85% |
| June 2026 | Phosphorus, total [as P], monthly average | 1.6 | ≤ 1 mg/L | 60% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 3 mg/L | Apr | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | Jan, Feb, Mar, Dec | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 7 mg/L | May–Nov | 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 | ≤ 35 lb/qtr | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 23 lb/qtr | May–Nov | 001 |
| Solids, total suspended | 7-day average | ≤ 53 lb/qtr | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, total suspended | 7-day average | ≤ 35 lb/qtr | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .5 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2 mg/L | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .58 lb/qtr | May–Nov | 001 |
| Nitrogen, ammonia total [as N] | 7-day average | ≤ 2.3 lb/qtr | May–Nov | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1 mg/L | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1.2 lb/qtr | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (lb/qtr) | all year | 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 | ≤ 16 mg/L | Jan, Feb, Mar, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 20 mg/L | Apr | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 4 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 24 mg/L | Jan, Feb, Mar, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 30 mg/L | Apr | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 10 mg/L | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 19 lb/qtr | Jan, Feb, Mar, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 23 lb/qtr | Apr | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 4.7 lb/qtr | May–Nov | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 28 lb/qtr | Jan, Feb, Mar, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 35 lb/qtr | Apr | 001 |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 12 lb/qtr | May–Nov | 001 |
| Solids, suspended percent removal | minimum | ≥ 85 % | Jan, Feb, Mar, Apr, Dec | 001 |
| Solids, suspended percent removal | daily minimum | report only (%) | Jan, Feb, Mar, Apr, Dec | 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/MI0055263 · MCP: https://passage-data.com/mcp