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Onslow Water and Sewer Authority

Water Supply, Hubert, North Carolina. NPDES permit NC0083321, in force until Jul 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (22 values)
Renewal application due
Feb 2, 2028 · 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, 6 required values missing, 0 of 12 reports late

Limits in force (22)

ParameterStatisticLimitMonths
Turbiditydaily maximumreport only (NTU)all year
Conductivitydaily maximumreport only (umho/cm)all year
Conductivitydaily maximumreport only (umho/cm)all year
Conductivitydaily maximumreport only (umho/cm)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
pHdaily minimum≥ 6.8 SUall year
pHdaily maximum≤ 8.5 SUall year
pHdaily maximumreport only (SU)all year
pHdaily maximumreport only (SU)all year
Salinitydaily maximumreport only (ppk)all year
Salinitydaily maximumreport only (ppt)all year
Salinitydaily maximumreport only (ppt)all year
Solids, total suspended30-day average≤ 10 mg/Lall year
Solids, total suspendeddaily maximum≤ 15 mg/Lall year
Chloride [as Cl]daily maximumreport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (ug/L)all year
Lead, total [as Pb]daily maximumreport only (ug/L)all year
Zinc, total [as Zn]daily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualdaily maximum≤ 13 ug/Lall year
Solids, total dissolveddaily maximumreport only (mg/L)all year
Duration of dischargedaily maximumreport only (hr)all year

How strict are these limits?

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

Same industry: the 130 Water Supply permits in North Carolina.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NC0083321 · MCP: https://passage-data.com/mcp