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Berlin Industrial Park

Architectural Metal Work, Berlin Heights, Ohio. NPDES permit OH0135976, in force until Feb 28, 2031. Last 12 months: over a limit 8 times (last August 2026), 3 of 17 reports late. Source: EPA ECHO, Oct 22, 2026.

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

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

Period endingParameterReportedLimitOver by
December 2025BOD, carbonaceous [5 day, 20 C], monthly average12≤ 10 mg/L20%
December 2025Solids, total suspended, monthly average.076≤ .068 kg/d12%
December 2025Solids, total suspended, monthly average23≤ 12 mg/L92%
December 2025Solids, total suspended, weekly maximum23≤ 18 mg/L28%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average.0625≤ .057 kg/d10%
August 2026Nitrogen, ammonia total [as N], monthly average.0068≤ .0056 kg/d21%
August 2026Nitrogen, ammonia total [as N], monthly average1.7≤ 1 mg/L70%
August 2026Nitrogen, ammonia total [as N], weekly maximum1.7≤ 1.5 mg/L13%

Limits in force (28)

ParameterStatisticLimitMonthsOutfall
Flow ratemonthly averagereport only (gal/d)all year001
Flow ratedaily maximumreport only (gal/d)all year001
Oxygen, dissolved [DO]daily minimum≥ 6 mg/LMar, Jun, Aug, Dec001
pHdaily minimum≥ 6.5 SUMar, Jun, Aug, Dec001
pHdaily maximum≤ 9 SUMar, Jun, Aug, Dec001
Solids, total suspendedmonthly average≤ 12 mg/LMar, Jun, Aug, Dec001
Solids, total suspendedweekly maximum≤ 18 mg/LMar, Jun, Aug, Dec001
Solids, total suspendedmonthly average≤ .068 kg/dMar, Jun, Aug, Dec001
Solids, total suspendedweekly maximum≤ .102 kg/dMar, Jun, Aug, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LJun, Aug001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LMar, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ 1.5 mg/LJun, Aug001
Nitrogen, ammonia total [as N]weekly maximum≤ 4.5 mg/LMar, Dec001
Nitrogen, ammonia total [as N]monthly average≤ .0056 kg/dJun, Aug001
Nitrogen, ammonia total [as N]monthly average≤ .017 kg/dMar, Dec001
Nitrogen, ammonia total [as N]weekly maximum≤ .0085 kg/dJun, Aug001
Nitrogen, ammonia total [as N]weekly maximum≤ .025 kg/dMar, Dec001
Turbidity [severity]monthly averagereport only (severity)all year001
Turbidity [severity]daily maximumreport only (severity)all year001
E. coli, MTEC-MFmonthly geometric mean≤ 126 MPN/100mLJun, Aug001
E. coli, MTEC-MFweekly geometric mean≤ 284 MPN/100mLJun, Aug001
Chlorine, total residualdaily maximum≤ .019 mg/LJun, Aug001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LMar, Jun, Aug, Dec001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ 15 mg/LMar, Jun, Aug, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ .057 kg/dMar, Jun, Aug, Dec001
BOD, carbonaceous [5 day, 20 C]weekly maximum≤ .085 kg/dMar, Jun, Aug, Dec001
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 33 Fabricated Metal Products 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/OH0135976 · MCP: https://passage-data.com/mcp