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Hannibal Development Partners

Primary Aluminum, major discharger, Hannibal, Ohio. NPDES permit OH0011550, in force until May 31, 2028. Last 12 months: no values over a limit, 88 required values missing, 12 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
Dec 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 9 of 14 reports late

Limits in force (31)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigrademonthly averagereport only (deg C)all year017
Temperature, water deg. centigradedaily maximumreport only (deg C)all year017
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year017
pHdaily minimum≥ 6 SUall year017
pHdaily maximum≤ 9 SUall year017
Solids, total suspendedmonthly average≤ 30 mg/Lall year017
Solids, total suspendedweekly maximum≤ 45 mg/Lall year017
Solids, total suspendedmonthly average≤ 22.8 kg/dall year017
Solids, total suspendedweekly maximum≤ 34.1 kg/dall year017
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year017
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year017
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Mar, Jun, Aug, Dec017
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)Mar, Jun, Aug, Dec017
Phosphorus, total [as P]monthly averagereport only (mg/L)Mar, Jun, Aug, Dec017
Phosphorus, total [as P]daily maximumreport only (mg/L)Mar, Jun, Aug, Dec017
Turbidity [severity]monthly averagereport only (severity)all year017
Turbidity [severity]daily maximumreport only (severity)all year017
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 1000 #/100mLJan, Feb, Mar, Apr, Nov, Dec017
Coliform, fecal MF, MFC broth, 44.5 Cweekly geometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Nov, Dec017
E. coli, MTEC-MFmonthly geometric mean≤ 130 MPN/100mLMay–Oct017
E. coli, MTEC-MFweekly geometric mean≤ 240 MPN/100mLMay–Oct017
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year017
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year017
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year017
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 40 mg/Lall year017
BOD, carbonaceous [5 day, 20 C]monthly average≤ 19 kg/dall year017
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 30.3 kg/dall year017
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.

Same industry: the 56 Primary Metal Industries permits in Ohio.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OH0011550 · MCP: https://passage-data.com/mcp