Passage Data · Check a report · Use it from your AI

Major Hillard IV

Sewerage Systems, Wellford, South Carolina. NPDES permit SC0030571, in force until Jan 31, 2031. Last 12 months: over a limit 6 times (last June 2026), 4 required values missing, 1 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form 1 monthly (21 values), form 2 quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
15 values over a limit, 4 required values missing, 3 of 16 reports late

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

Period endingParameterReportedLimitOver by
December 2025E. coli, 30-day geometric mean> 2420≤ 126 MPN/100mL—
December 2025E. coli, daily maximum> 2420≤ 349 MPN/100mL—
April 2026BOD, 5-day, 20 deg. C, daily maximum46.8≤ 45 mg/L4%
April 2026BOD, 5-day, 20 deg. C, monthly average46.8≤ 30 mg/L56%
June 2026BOD, 5-day, 20 deg. C, daily maximum65.9≤ 45 mg/L46%
June 2026BOD, 5-day, 20 deg. C, monthly average65.9≤ 30 mg/L120%

Limits in force (25)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 1 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 4 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 6 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendeddaily maximum≤ 135 mg/Lall year
Solids, total suspendedmonthly average≤ 11 lb/dall year
Solids, total suspendeddaily maximum≤ 17 lb/dall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]daily maximumreport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .216 mg/Lall year
Chlorine, total residualdaily maximum≤ .373 mg/Lall year
Chlorine, total residualmonthly average≤ .03 lb/dall year
Chlorine, total residualdaily maximum≤ .05 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

How strict are these limits?

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

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/SC0030571 · MCP: https://passage-data.com/mcp