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Town of Burnsville

Sewage treatment plant, Burnsville, North Carolina. NPDES permit NC0020290, in force until Sep 30, 2028. Last 12 months: over a limit 16 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (22 values)
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 16 values over a limit
Period endingParameterReportedLimitOver by
March 2026Chlorine, total residual, daily maximum50 ug/L≤ 28 ug/L79%
May 2026BOD, 5-day, 20 deg. C, 30-day average51.0083 mg/L≤ 30 mg/L70%
May 2026BOD, 5-day, 20 deg. C, 7-day average86.2333 mg/L≤ 45 mg/L92%
May 2026Chlorine, total residual, daily maximum50 ug/L≤ 28 ug/L79%
June 2026BOD, 5-day, 20 deg. C, 30-day average58.0642 mg/L≤ 30 mg/L94%
June 2026BOD, 5-day, 20 deg. C, 7-day average82.5666 mg/L≤ 45 mg/L83%
June 2026Chlorine, total residual, daily maximum50 ug/L≤ 28 ug/L79%
June 2026Nitrogen, ammonia total [as N], 30-day average13.9642 mg/L≤ 13 mg/L7%
June 2026Solids, total suspended, 30-day average45.9285 mg/L≤ 30 mg/L53%
June 2026Solids, total suspended, 7-day average72.3333 mg/L≤ 45 mg/L61%
July 2026BOD, 5-day, 20 deg. C, 30-day average43.9916 mg/L≤ 30 mg/L47%
July 2026BOD, 5-day, 20 deg. C, 7-day average70 mg/L≤ 45 mg/L56%
July 2026Nitrogen, ammonia total [as N], 30-day average16.4923 mg/L≤ 13 mg/L27%
July 2026Solids, total suspended, 30-day average37.0538 mg/L≤ 30 mg/L24%
July 2026Solids, total suspended, 7-day average50.6666 mg/L≤ 45 mg/L13%
August 2026BOD, 5-day, 20 deg. C, 30-day average32.8846 mg/L≤ 30 mg/L10%

Limits in force (22)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
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
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
pHdaily maximumreport only (SU)all year
pHdaily maximumreport only (SU)all year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspended30-day average≤ 30 mg/Lall year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]7-day average≤ 35 mg/Lall year
Nitrogen, ammonia total [as N]30-day average≤ 13 mg/Lall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Silver, total [as Ag]daily maximumreport only (ug/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≤ .8 MGDall year
Chlorine, total residualdaily maximum≤ 28 ug/Lall year

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

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Your permit document is the final word. As JSON: /api/v1/permits/NC0020290 · MCP: https://passage-data.com/mcp