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Village of Grover Hill WWTP

Sewage treatment plant, Grover Hill, Ohio. NPDES permit OH0102245, in force until Feb 28, 2031. Last 12 months: over a limit 11 times (last June 2026), 2 of 23 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (28 values), outfall 300 form A monthly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
10 values over a limit, 0 required values missing, 4 of 25 reports late

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

Period endingParameterReportedLimitOver by
October 2025BOD, carbonaceous [5 day, 20 C], weekly maximum16.41≤ 15 mg/L9%
October 2025Nitrogen, ammonia total [as N], monthly average1.2≤ .34 kg/d253%
October 2025Nitrogen, ammonia total [as N], monthly average18.6≤ 1.5 mg/L1140%
October 2025Nitrogen, ammonia total [as N], weekly maximum1.25≤ .52 kg/d140%
October 2025Nitrogen, ammonia total [as N], weekly maximum25.3≤ 2.3 mg/L1000%
October 2025Solids, total suspended, monthly average20.6≤ 12 mg/L72%
October 2025Solids, total suspended, weekly maximum30.4≤ 18 mg/L69%
April 2026Solids, total suspended, weekly maximum19.3≤ 10.2 kg/d89%
May 2026Nitrogen, ammonia total [as N], weekly maximum.64≤ .52 kg/d23%
June 2026Solids, total suspended, weekly maximum27.2≤ 18 mg/L51%
June 2026Solids, total suspended, weekly maximum4.74≤ 4.1 kg/d16%

Limits in force (43)

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≥ 7 mg/LMay–Oct001
Oxygen, dissolved [DO]daily minimum≥ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 12 mg/LMay–Oct001
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly maximum≤ 18 mg/LMay–Oct001
Solids, total suspendedweekly maximum≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 2.7 kg/dMay–Oct001
Solids, total suspendedmonthly average≤ 6.8 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedweekly maximum≤ 4.1 kg/dMay–Oct001
Solids, total suspendedweekly maximum≤ 10.2 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 2.3 mg/LMay–Oct001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .34 kg/dMay–Oct001
Nitrogen, ammonia total [as N]weekly maximum≤ .52 kg/dMay–Oct001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)Jan, Mar, May, Jul, Sep, Nov001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Turbidity [severity]monthly averagereport only (severity)all year001
Turbidity [severity]daily maximumreport only (severity)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 1030 MPN/100mLMay–Oct001
E. coli, MTEC-MFweekly geometric mean≤ 2318 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
Chlorine, total residualdaily maximum≤ .019 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 15 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 40 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 2.3 kg/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 5.7 kg/dJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 3.4 kg/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 9.1 kg/dJan, Feb, Mar, Apr, Nov, Dec001
Overflowsmonthly averagereport only (occur/mo)all year300
Overflowsdaily maximumreport only (occur/mo)all year300
Biosolids weight indluding admixturesmonthly averagereport only (dry ton)Dec586
Biosolids weight indluding admixturesdaily maximumreport only (dry ton)Dec586

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/OH0102245 · MCP: https://passage-data.com/mcp