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UWV - Carters MHP LLC

Sewerage Systems, Grove City, Ohio. NPDES permit OH0121258, in force until Oct 31, 2027. Last 12 months: over a limit 28 times (last July 2026), 4 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (21 values)
Renewal application due
May 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
10 values over a limit, 0 required values missing, 7 of 14 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 28 values over a limit
Period endingParameterReportedLimitOver by
January 2026Solids, total suspended, monthly average.5≤ .45 kg/d11%
March 2026Nitrogen, ammonia total [as N], monthly average.79≤ .11 kg/d618%
March 2026Nitrogen, ammonia total [as N], monthly average21≤ 3 mg/L600%
March 2026Nitrogen, ammonia total [as N], weekly maximum.79≤ .17 kg/d365%
March 2026Nitrogen, ammonia total [as N], weekly maximum21≤ 4.5 mg/L367%
April 2026BOD, carbonaceous [5 day, 20 C], monthly average1.5≤ .38 kg/d295%
April 2026BOD, carbonaceous [5 day, 20 C], monthly average34≤ 10 mg/L240%
April 2026BOD, carbonaceous [5 day, 20 C], weekly maximum1.5≤ .57 kg/d163%
April 2026BOD, carbonaceous [5 day, 20 C], weekly maximum34≤ 15 mg/L127%
April 2026Nitrogen, ammonia total [as N], monthly average.745≤ .11 kg/d577%
April 2026Nitrogen, ammonia total [as N], monthly average16.4≤ 3 mg/L447%
April 2026Nitrogen, ammonia total [as N], weekly maximum.745≤ .17 kg/d338%
April 2026Nitrogen, ammonia total [as N], weekly maximum16.4≤ 4.5 mg/L264%
April 2026Solids, total suspended, monthly average.82≤ .45 kg/d82%
April 2026Solids, total suspended, monthly average18≤ 12 mg/L50%
April 2026Solids, total suspended, weekly maximum.82≤ .68 kg/d21%
May 2026E. coli, MTEC-MF, monthly geometric mean1940≤ 126 MPN/100mL1440%
May 2026E. coli, MTEC-MF, weekly geometric mean1940≤ 284 MPN/100mL583%
May 2026Nitrogen, ammonia total [as N], monthly average.14≤ .038 kg/d268%
May 2026Nitrogen, ammonia total [as N], monthly average3.8≤ 1 mg/L280%
May 2026Nitrogen, ammonia total [as N], weekly maximum.14≤ .057 kg/d146%
May 2026Nitrogen, ammonia total [as N], weekly maximum3.8≤ 1.5 mg/L153%
June 2026Nitrogen, ammonia total [as N], monthly average.066≤ .038 kg/d74%
June 2026Nitrogen, ammonia total [as N], monthly average1.8≤ 1 mg/L80%
June 2026Nitrogen, ammonia total [as N], weekly maximum.066≤ .057 kg/d16%
June 2026Nitrogen, ammonia total [as N], weekly maximum1.8≤ 1.5 mg/L20%
July 2026E. coli, MTEC-MF, monthly geometric mean414≤ 126 MPN/100mL229%
July 2026E. coli, MTEC-MF, weekly geometric mean414≤ 284 MPN/100mL46%

Limits in force (29)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year001
Solids, total suspendedmonthly average≤ 12 mg/Lall year001
Solids, total suspendedweekly maximum≤ 18 mg/Lall year001
Solids, total suspendedmonthly average≤ .45 kg/dall year001
Solids, total suspendedweekly maximum≤ .68 kg/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ 4.5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 1.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ .11 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .038 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ .17 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ .057 kg/dMay–Oct001
Turbidity [severity]monthly averagereport only (severity)all year001
Turbidity [severity]daily maximumreport only (severity)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 MPN/100mLMay–Oct001
E. coli, MTEC-MFweekly geometric mean≤ 284 MPN/100mLMay–Oct001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 15 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ .38 kg/dall year001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ .57 kg/dall year001
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Dec586
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Dec586
Sludge waste from secondary clarifiersmonthly averagereport only (gal)Dec588
Sludge waste from secondary clarifiersdaily maximumreport only (gal)Dec588

How strict are these limits?

Cited limits by parameter: Ohio's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0121258 · MCP: https://passage-data.com/mcp