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Greer Commission of Public Works

Sewage treatment plant, major discharger, Greer, South Carolina. NPDES permit SC0046345 expired Jul 31, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form 1 monthly (29 values), form 2 quarterly, form 3 yearly
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 17 reports late

Limits in force (48)

ParameterStatisticLimitMonths
Oxygen demand, ultimatemonthly average≤ 2290 lb/dall year
Oxygen demand, ultimateweekly averagereport only (lb/d)all year
Oxygen, dissolved [DO]minimum≥ 6 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 1251 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 1877 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1251 lb/dall year
Solids, total suspendedweekly average≤ 1877 lb/dall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]weekly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]weekly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 5.4 mg/LMar–Oct
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 8.1 mg/LMar–Oct
Nitrogen, ammonia total [as N]weekly average≤ 15 mg/LJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 225 lb/dMar–Oct
Nitrogen, ammonia total [as N]monthly average≤ 417 lb/dJan, Feb, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 338 lb/dMar–Oct
Nitrogen, ammonia total [as N]weekly average≤ 626 lb/dJan, Feb, Nov, Dec
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]weekly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Chlorine, total residualmonthly average≤ .029 mg/Lall year
Chlorine, total residualdaily maximum≤ .051 mg/Lall year
Chlorine, total residualmonthly average≤ 1.21 lb/dall year
Chlorine, total residualdaily maximum≤ 2.13 lb/dall year
E. coli30-day geometric mean≤ 126 MPN/100mLall year
E. colidaily maximum≤ 349 MPN/100mLall year
E. coli30-day geometric mean≤ 126 MPN/100mLall year
E. colidaily maximum≤ 800 MPN/100mLall year
Mercury, total [as Hg]monthly averagereport only (mg/L)all year
Mercury, total [as Hg]daily maximumreport only (mg/L)all year
Mercury, total [as Hg]monthly averagereport only (lb/d)all year
Mercury, total [as Hg]daily maximumreport only (lb/d)all year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiamonthly average≤ 25 %all year
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily maximum≤ 40 %all year
Pass/Fail Static 48Hr Acute Ceriodaphnia dubiadaily maximum≤ 0 pass=0;fail=1all year

How strict are these limits?

Cited limits by parameter: South Carolina'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/SC0046345 · MCP: https://passage-data.com/mcp