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Mobile Homes, Grand Rapids, Ohio. NPDES permit OH0138118, in force until Mar 31, 2027. Last 12 months: over a limit 87 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | BOD, carbonaceous [5 day, 20 C], monthly average | 1.527 | ≤ .5 kg/d | 205% |
| October 2025 | BOD, carbonaceous [5 day, 20 C], monthly average | 78.93 | ≤ 10 mg/L | 689% |
| October 2025 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 172.9 | ≤ 15 mg/L | 1053% |
| October 2025 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 3.468 | ≤ .7 kg/d | 395% |
| October 2025 | Nitrogen, ammonia total [as N], monthly average | 1.45 | ≤ 1 mg/L | 45% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 21.3 | ≤ 10 mg/L | 113% |
| January 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 21.3 | ≤ 15 mg/L | 42% |
| January 2026 | Nitrogen, ammonia total [as N], monthly average | .627 | ≤ .14 kg/d | 348% |
| January 2026 | Nitrogen, ammonia total [as N], monthly average | 32.5 | ≤ 3 mg/L | 983% |
| January 2026 | Nitrogen, ammonia total [as N], weekly maximum | .627 | ≤ .21 kg/d | 199% |
| January 2026 | Nitrogen, ammonia total [as N], weekly maximum | 32.5 | ≤ 4.5 mg/L | 622% |
| January 2026 | Solids, total suspended, monthly average | 12.4 | ≤ 12 mg/L | 3% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 33.7 | ≤ 10 mg/L | 237% |
| February 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 33.7 | ≤ 15 mg/L | 125% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | .291 | ≤ .14 kg/d | 108% |
| February 2026 | Nitrogen, ammonia total [as N], monthly average | 34.9 | ≤ 3 mg/L | 1063% |
| February 2026 | Nitrogen, ammonia total [as N], weekly maximum | .291 | ≤ .21 kg/d | 39% |
| February 2026 | Nitrogen, ammonia total [as N], weekly maximum | 34.9 | ≤ 4.5 mg/L | 676% |
| February 2026 | Solids, total suspended, monthly average | 31.3 | ≤ 12 mg/L | 161% |
| February 2026 | Solids, total suspended, weekly maximum | 31.3 | ≤ 18 mg/L | 74% |
| March 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | .927 | ≤ .5 kg/d | 85% |
| March 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 66.2 | ≤ 10 mg/L | 562% |
| March 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | .927 | ≤ .7 kg/d | 32% |
| March 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 66.2 | ≤ 15 mg/L | 341% |
| March 2026 | Nitrogen, ammonia total [as N], monthly average | .622 | ≤ .14 kg/d | 344% |
| March 2026 | Nitrogen, ammonia total [as N], monthly average | 44.4 | ≤ 3 mg/L | 1380% |
| March 2026 | Nitrogen, ammonia total [as N], weekly maximum | .622 | ≤ .21 kg/d | 196% |
| March 2026 | Nitrogen, ammonia total [as N], weekly maximum | 44.4 | ≤ 4.5 mg/L | 887% |
| March 2026 | Oxygen, dissolved [DO], daily minimum | 3.5 | ≥ 6 mg/L | 42% |
| March 2026 | Solids, total suspended, monthly average | 39.5 | ≤ 12 mg/L | 229% |
| March 2026 | Solids, total suspended, weekly maximum | 39.5 | ≤ 18 mg/L | 119% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 1.39 | ≤ .5 kg/d | 178% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 42.6 | ≤ 10 mg/L | 326% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 1.39 | ≤ .7 kg/d | 99% |
| April 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 42.6 | ≤ 15 mg/L | 184% |
| April 2026 | Nitrogen, ammonia total [as N], monthly average | .941 | ≤ .14 kg/d | 572% |
| April 2026 | Nitrogen, ammonia total [as N], monthly average | 28.9 | ≤ 3 mg/L | 863% |
| April 2026 | Nitrogen, ammonia total [as N], weekly maximum | .941 | ≤ .21 kg/d | 348% |
| April 2026 | Nitrogen, ammonia total [as N], weekly maximum | 28.9 | ≤ 4.5 mg/L | 542% |
| April 2026 | Solids, total suspended, monthly average | 1.15 | ≤ .57 kg/d | 102% |
| April 2026 | Solids, total suspended, monthly average | 35.3 | ≤ 12 mg/L | 194% |
| April 2026 | Solids, total suspended, weekly maximum | 1.15 | ≤ .85 kg/d | 35% |
| April 2026 | Solids, total suspended, weekly maximum | 35.3 | ≤ 18 mg/L | 96% |
| May 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 147.9 | ≤ 10 mg/L | 1379% |
| May 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 2.799 | ≤ .5 kg/d | 460% |
| May 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 147.9 | ≤ 15 mg/L | 886% |
| May 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 2.799 | ≤ .7 kg/d | 300% |
| May 2026 | E. coli, MTEC-MF, monthly geometric mean | 2420 | ≤ 126 MPN/100mL | 1821% |
| May 2026 | E. coli, MTEC-MF, weekly geometric mean | 2420 | ≤ 284 MPN/100mL | 752% |
| May 2026 | Nitrogen, ammonia total [as N], monthly average | 1.49 | ≤ .05 kg/d | 2880% |
| May 2026 | Nitrogen, ammonia total [as N], monthly average | 78.8 | ≤ 1 mg/L | 7780% |
| May 2026 | Nitrogen, ammonia total [as N], weekly maximum | 1.49 | ≤ .07 kg/d | 2029% |
| May 2026 | Nitrogen, ammonia total [as N], weekly maximum | 78.8 | ≤ 1.5 mg/L | 5153% |
| May 2026 | Oxygen, dissolved [DO], daily minimum | 3.3 | ≥ 6 mg/L | 45% |
| May 2026 | Solids, total suspended, monthly average | 1.57 | ≤ .57 kg/d | 175% |
| May 2026 | Solids, total suspended, monthly average | 83.1 | ≤ 12 mg/L | 593% |
| May 2026 | Solids, total suspended, weekly maximum | 1.57 | ≤ .85 kg/d | 85% |
| May 2026 | Solids, total suspended, weekly maximum | 83.1 | ≤ 18 mg/L | 362% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | .876 | ≤ .5 kg/d | 75% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 60.9 | ≤ 10 mg/L | 509% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | .876 | ≤ .7 kg/d | 25% |
| June 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 60.9 | ≤ 15 mg/L | 306% |
| June 2026 | E. coli, MTEC-MF, monthly geometric mean | 2420 | ≤ 126 MPN/100mL | 1821% |
| June 2026 | E. coli, MTEC-MF, weekly geometric mean | 2420 | ≤ 284 MPN/100mL | 752% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | .706 | ≤ .05 kg/d | 1312% |
| June 2026 | Nitrogen, ammonia total [as N], monthly average | 49.1 | ≤ 1 mg/L | 4810% |
| June 2026 | Nitrogen, ammonia total [as N], weekly maximum | .706 | ≤ .07 kg/d | 909% |
| June 2026 | Nitrogen, ammonia total [as N], weekly maximum | 49.1 | ≤ 1.5 mg/L | 3173% |
| June 2026 | Oxygen, dissolved [DO], daily minimum | 2.5 | ≥ 6 mg/L | 58% |
| June 2026 | Solids, total suspended, monthly average | 1.45 | ≤ .57 kg/d | 154% |
| June 2026 | Solids, total suspended, monthly average | 101 | ≤ 12 mg/L | 742% |
| June 2026 | Solids, total suspended, weekly maximum | 1.45 | ≤ .85 kg/d | 71% |
| June 2026 | Solids, total suspended, weekly maximum | 101 | ≤ 18 mg/L | 461% |
| July 2026 | Oxygen, dissolved [DO], daily minimum | 3.1 | ≥ 6 mg/L | 48% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 370.5 | ≤ 10 mg/L | 3605% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], monthly average | 5.469 | ≤ .5 kg/d | 994% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 370.5 | ≤ 15 mg/L | 2370% |
| August 2026 | BOD, carbonaceous [5 day, 20 C], weekly maximum | 5.469 | ≤ .7 kg/d | 681% |
| August 2026 | E. coli, MTEC-MF, monthly geometric mean | 2420 | ≤ 126 MPN/100mL | 1821% |
| August 2026 | E. coli, MTEC-MF, weekly geometric mean | 2420 | ≤ 284 MPN/100mL | 752% |
| August 2026 | Nitrogen, ammonia total [as N], monthly average | .847 | ≤ .05 kg/d | 1594% |
| August 2026 | Nitrogen, ammonia total [as N], monthly average | 57.4 | ≤ 1 mg/L | 5640% |
| August 2026 | Nitrogen, ammonia total [as N], weekly maximum | .847 | ≤ .07 kg/d | 1110% |
| August 2026 | Nitrogen, ammonia total [as N], weekly maximum | 57.4 | ≤ 1.5 mg/L | 3727% |
| August 2026 | Oxygen, dissolved [DO], daily minimum | .7 | ≥ 6 mg/L | 88% |
| August 2026 | Solids, total suspended, monthly average | 25 | ≤ 12 mg/L | 108% |
| August 2026 | Solids, total suspended, weekly maximum | 25 | ≤ 18 mg/L | 39% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 6 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 12 mg/L | all year | 001 |
| Solids, total suspended | weekly maximum | ≤ 18 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ .57 kg/d | all year | 001 |
| Solids, total suspended | weekly maximum | ≤ .85 kg/d | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | weekly maximum | ≤ 1.5 mg/L | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | weekly maximum | ≤ 4.5 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .05 kg/d | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .14 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | weekly maximum | ≤ .07 kg/d | May–Oct | 001 |
| Nitrogen, ammonia total [as N] | weekly maximum | ≤ .21 kg/d | Jan, Feb, Mar, Apr, Nov, Dec | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Turbidity [severity] | monthly average | report only (severity) | all year | 001 |
| Turbidity [severity] | daily maximum | report only (severity) | all year | 001 |
| E. coli, MTEC-MF | monthly geometric mean | ≤ 126 MPN/100mL | May–Oct | 001 |
| E. coli, MTEC-MF | weekly geometric mean | ≤ 284 MPN/100mL | May–Oct | 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 |
| Chlorine, total residual | daily maximum | ≤ .038 mg/L | May–Oct | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 10 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ 15 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ .5 kg/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ .7 kg/d | all year | 001 |
| Biosolids weight indluding admixtures | monthly average | report only (dry ton) | Dec | 586 |
| Biosolids weight indluding admixtures | daily maximum | report only (dry ton) | Dec | 586 |
| Sludge waste from secondary clarifiers | monthly average | report only (gal) | Dec | 588 |
| Sludge waste from secondary clarifiers | daily maximum | report only (gal) | Dec | 588 |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 15 Lumber and Wood Products permits in Ohio.
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