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City of Belmont

Sewage treatment plant, major discharger, Belmont, North Carolina. NPDES permit NC0021181, in force until Jun 30, 2029. Last 12 months: over a limit 11 times (last April 2026), 21 required values missing, 11 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (32 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
21 values over a limit, 15 required values missing, 7 of 12 reports late

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

Period endingParameterReportedLimitOver by
November 2025pH, daily minimum5.39 SU≥ 6 SU—
February 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean287.4195 #/100mL≤ 200 #/100mL44%
February 2026Coliform, fecal MF, MFC broth, 44.5 C, weekly geometric mean552.8444 #/100mL≤ 400 #/100mL38%
March 2026BOD, 5-day, 20 deg. C, 7-day average45.74 mg/L≤ 45 mg/L2%
March 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean1359.9767 #/100mL≤ 200 #/100mL580%
March 2026Coliform, fecal MF, MFC broth, 44.5 C, weekly geometric mean2420 #/100mL≤ 400 #/100mL505%
March 2026Nitrogen, ammonia total [as N], 30-day average21.6476 mg/L≤ 10.6 mg/L104%
March 2026Solids, total suspended, 30-day average56.4545 mg/L≤ 30 mg/L88%
March 2026Solids, total suspended, 7-day average62.18 mg/L≤ 45 mg/L38%
April 2026Coliform, fecal MF, MFC broth, 44.5 C, weekly geometric mean2420 #/100mL≤ 400 #/100mL505%
April 2026Solids, total suspended, 7-day average60.525 mg/L≤ 45 mg/L35%

Limits in force (40)

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
Conductivitydaily maximumreport only (umho/cm)all year
Conductivitydaily maximumreport only (umho/cm)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Conductivitydaily maximumreport only (umho/cm)Jun–Sep
Conductivitydaily maximumreport only (umho/cm)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Conductivitydaily maximumreport only (umho/cm)Jun–Sep
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all 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)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Oxygen, dissolved [DO]daily maximumreport only (mg/L)Jun–Sep
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
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, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (lb/mo)all year
Nitrogen, ammonia total [as N]7-day average≤ 31.8 mg/Lall year
Nitrogen, ammonia total [as N]30-day average≤ 10.6 mg/Lall year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (lb/mo)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
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximumreport only (#/100mL)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximumreport only (#/100mL)Jun–Sep
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximumreport only (#/100mL)Jan, Feb, Mar, Apr, May, Oct, Nov, Dec
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximumreport only (#/100mL)Jun–Sep
Flow, in conduit or thru treatment plant30-day average≤ 5 MGDall year
Chlorine, total residualdaily maximum≤ 28 ug/Lall year
Flow, totaldaily maximumreport only (Mgal/mo)all 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/NC0021181 · MCP: https://passage-data.com/mcp