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Bear Grass Charter School Inc

Elementary And Secondary Schools, Williamston, North Carolina. NPDES permit NC0037231, in force until Dec 31, 2029. Last 12 months: over a limit 25 times (last August 2026), 20 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (20 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
15 values over a limit, 76 required values missing, 0 of 12 reports late

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

All 25 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, 30-day average8.5 mg/L≤ 5 mg/L70%
October 2025BOD, 5-day, 20 deg. C, daily maximum9.6 mg/L≤ 7.5 mg/L28%
October 2025Nitrogen, ammonia total [as N], 30-day average35.46 mg/L≤ 2 mg/L1673%
October 2025Nitrogen, ammonia total [as N], daily maximum36.39 mg/L≤ 10 mg/L264%
November 2025BOD, 5-day, 20 deg. C, 30-day average12.1 mg/L≤ 10 mg/L21%
November 2025BOD, 5-day, 20 deg. C, daily maximum17 mg/L≤ 15 mg/L13%
November 2025Nitrogen, ammonia total [as N], 30-day average44.065 mg/L≤ 4 mg/L1002%
November 2025Nitrogen, ammonia total [as N], daily maximum48.99 mg/L≤ 20 mg/L145%
December 2025Nitrogen, ammonia total [as N], 30-day average29.01 mg/L≤ 4 mg/L625%
December 2025Nitrogen, ammonia total [as N], daily maximum43.44 mg/L≤ 20 mg/L117%
January 2026Nitrogen, ammonia total [as N], 30-day average47.82 mg/L≤ 4 mg/L1096%
January 2026Nitrogen, ammonia total [as N], daily maximum56.82 mg/L≤ 20 mg/L184%
February 2026Nitrogen, ammonia total [as N], 30-day average14.155 mg/L≤ 4 mg/L254%
February 2026Nitrogen, ammonia total [as N], daily maximum20.87 mg/L≤ 20 mg/L4%
March 2026Nitrogen, ammonia total [as N], 30-day average13.03 mg/L≤ 4 mg/L226%
April 2026Nitrogen, ammonia total [as N], 30-day average31.245 mg/L≤ 2 mg/L1462%
April 2026Nitrogen, ammonia total [as N], daily maximum32.16 mg/L≤ 10 mg/L222%
May 2026Nitrogen, ammonia total [as N], 30-day average24.52 mg/L≤ 2 mg/L1126%
May 2026Nitrogen, ammonia total [as N], daily maximum30.02 mg/L≤ 10 mg/L200%
June 2026Nitrogen, ammonia total [as N], 30-day average7.855 mg/L≤ 2 mg/L293%
June 2026Nitrogen, ammonia total [as N], daily maximum10.91 mg/L≤ 10 mg/L9%
August 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum6000 #/100mL≤ 400 #/100mL1400%
August 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean1248.9995 #/100mL≤ 200 #/100mL524%
August 2026Nitrogen, ammonia total [as N], 30-day average5.26 mg/L≤ 2 mg/L163%
August 2026Nitrogen, ammonia total [as N], daily maximum10.52 mg/L≤ 10 mg/L5%

Limits in force (26)

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
Oxygen, dissolved [DO]daily minimum≥ 6 mg/Lall year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. C30-day average≤ 5 mg/LApr–Oct
BOD, 5-day, 20 deg. C30-day average≤ 10 mg/LJan, Feb, Mar, Nov, Dec
BOD, 5-day, 20 deg. Cdaily maximum≤ 7.5 mg/LApr–Oct
BOD, 5-day, 20 deg. Cdaily maximum≤ 15 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, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]30-day average≤ 2 mg/LApr–Oct
Nitrogen, ammonia total [as N]30-day average≤ 4 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/LApr–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 20 mg/LJan, Feb, Mar, Nov, Dec
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
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≤ .005 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.

Same industry: the 78 Educational Services 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/NC0037231 · MCP: https://passage-data.com/mcp