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Town of Rosman

Sewerage Systems, Sapphire, North Carolina. NPDES permit NC0059439, in force until Aug 31, 2027. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 33 days after each period: form M monthly (12 values)
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 12 reports late

Limits in force (12)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspended30-day average≤ 30 mg/Lall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Coliform, fecal MF, MFC broth, 44.5 Cweekly geometric mean≤ 400 #/100mLall year
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 200 #/100mLall year
Flow, in conduit or thru treatment plant30-day average≤ .0049 MGDall year
Chlorine, total residualdaily maximum≤ 28 ug/Lall year

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NC0059439 · MCP: https://passage-data.com/mcp