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Old North State Water Company Inc

Sewerage Systems, Jacksonville, North Carolina. NPDES permit NC0062359, in force until Feb 29, 2028. Last 12 months: over a limit 6 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (18 values)
Renewal application due
Sep 2, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
14 values over a limit, 16 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
November 2025BOD, 5-day, 20 deg. C, daily maximum66 mg/L≤ 45 mg/L47%
December 2025Coliform, fecal MF, MFC broth, 44.5 C, daily maximum920 #/100mL≤ 400 #/100mL130%
March 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum2420 #/100mL≤ 400 #/100mL505%
May 2026BOD, 5-day, 20 deg. C, 30-day average19.5833 mg/L≤ 19 mg/L3%
May 2026BOD, 5-day, 20 deg. C, daily maximum32 mg/L≤ 28.5 mg/L12%
July 2026BOD, 5-day, 20 deg. C, daily maximum48 mg/L≤ 28.5 mg/L68%

Limits in force (27)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)Jun–Sep
Temperature, water deg. centigradedaily maximumreport only (deg C)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Temperature, water deg. centigradedaily maximumreport only (deg C)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Temperature, water deg. centigradedaily maximumreport only (deg C)Jun–Sep
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jun–Sep
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jun–Sep
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
BOD, 5-day, 20 deg. C30-day average≤ 19 mg/LApr–Oct
BOD, 5-day, 20 deg. C30-day average≤ 30 mg/LJan, Feb, Mar, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 28.5 mg/LApr–Oct
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/LJan, Feb, Mar, Nov, Dec
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 30 mg/Lall year
Solids, total suspendeddaily maximum≤ 45 mg/Lall year
Nitrogen, ammonia total [as N]30-day average≤ 2.2 mg/LApr–Oct
Nitrogen, ammonia total [as N]30-day average≤ 8.1 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 11 mg/LApr–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 35 mg/LJan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]90-day average≤ 2 mg/Lall year
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 400 #/100mLall year
Flow, in conduit or thru treatment plant30-day average≤ .1 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.

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