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A&D Water Service Inc

Sewerage Systems, Mills River, North Carolina. NPDES permit NC0089095, in force until Oct 31, 2027. Last 12 months: over a limit 72 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: form M monthly (14 values)
Renewal application due
May 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
57 values over a limit, 0 required values missing, 0 of 9 reports late

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

All 72 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, 5-day, 20 deg. C, 30-day average11.6 mg/L≤ 10 mg/L16%
October 2025BOD, 5-day, 20 deg. C, daily maximum24 mg/L≤ 15 mg/L60%
October 2025Coliform, fecal MF, MFC broth, 44.5 C, daily maximum27 #/100mL≤ 25 #/100mL8%
October 2025Nitrogen, ammonia total [as N], 30-day average6.56 mg/L≤ 1 mg/L556%
October 2025Nitrogen, ammonia total [as N], daily maximum24 mg/L≤ 5 mg/L380%
October 2025Solids, total suspended, 30-day average8.56 mg/L≤ 5 mg/L71%
October 2025Solids, total suspended, daily maximum14 mg/L≤ 10 mg/L40%
November 2025Nitrogen, ammonia total [as N], 30-day average4.3 mg/L≤ 1 mg/L330%
November 2025Nitrogen, ammonia total [as N], daily maximum8.9 mg/L≤ 5 mg/L78%
November 2025Solids, total suspended, 30-day average12.65 mg/L≤ 5 mg/L153%
November 2025Solids, total suspended, daily maximum16 mg/L≤ 10 mg/L60%
December 2025BOD, 5-day, 20 deg. C, 30-day average27.14 mg/L≤ 10 mg/L171%
December 2025BOD, 5-day, 20 deg. C, daily maximum69 mg/L≤ 15 mg/L360%
December 2025Nitrogen, ammonia total [as N], 30-day average18.42 mg/L≤ 1 mg/L1742%
December 2025Nitrogen, ammonia total [as N], daily maximum40 mg/L≤ 5 mg/L700%
December 2025Solids, total suspended, 30-day average36.2 mg/L≤ 5 mg/L624%
December 2025Solids, total suspended, daily maximum60 mg/L≤ 10 mg/L500%
January 2026BOD, 5-day, 20 deg. C, 30-day average60.25 mg/L≤ 10 mg/L503%
January 2026BOD, 5-day, 20 deg. C, daily maximum140 mg/L≤ 15 mg/L833%
January 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum1200 #/100mL≤ 25 #/100mL4700%
January 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean118.7012 #/100mL≤ 14 #/100mL748%
January 2026Nitrogen, ammonia total [as N], 30-day average15.425 mg/L≤ 1 mg/L1443%
January 2026Nitrogen, ammonia total [as N], daily maximum32 mg/L≤ 5 mg/L540%
January 2026Solids, total suspended, 30-day average61.75 mg/L≤ 5 mg/L1135%
January 2026Solids, total suspended, daily maximum86 mg/L≤ 10 mg/L760%
February 2026BOD, 5-day, 20 deg. C, 30-day average24.5 mg/L≤ 10 mg/L145%
February 2026BOD, 5-day, 20 deg. C, daily maximum35 mg/L≤ 15 mg/L133%
February 2026Nitrogen, ammonia total [as N], 30-day average16.575 mg/L≤ 1 mg/L1558%
February 2026Nitrogen, ammonia total [as N], daily maximum29 mg/L≤ 5 mg/L480%
February 2026Solids, total suspended, 30-day average44.25 mg/L≤ 5 mg/L785%
February 2026Solids, total suspended, daily maximum98 mg/L≤ 10 mg/L880%
March 2026BOD, 5-day, 20 deg. C, 30-day average26 mg/L≤ 10 mg/L160%
March 2026BOD, 5-day, 20 deg. C, daily maximum40 mg/L≤ 15 mg/L167%
March 2026Nitrogen, ammonia total [as N], 30-day average29.5 mg/L≤ 1 mg/L2850%
March 2026Nitrogen, ammonia total [as N], daily maximum32 mg/L≤ 5 mg/L540%
March 2026Solids, total suspended, 30-day average40.75 mg/L≤ 5 mg/L715%
March 2026Solids, total suspended, daily maximum71 mg/L≤ 10 mg/L610%
April 2026BOD, 5-day, 20 deg. C, 30-day average16.6 mg/L≤ 10 mg/L66%
April 2026BOD, 5-day, 20 deg. C, daily maximum22 mg/L≤ 15 mg/L47%
April 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum66 #/100mL≤ 25 #/100mL164%
April 2026Nitrogen, ammonia total [as N], 30-day average16.8 mg/L≤ 1 mg/L1580%
April 2026Nitrogen, ammonia total [as N], daily maximum21 mg/L≤ 5 mg/L320%
April 2026Solids, total suspended, 30-day average21.6 mg/L≤ 5 mg/L332%
April 2026Solids, total suspended, daily maximum48 mg/L≤ 10 mg/L380%
May 2026BOD, 5-day, 20 deg. C, 30-day average19 mg/L≤ 10 mg/L90%
May 2026BOD, 5-day, 20 deg. C, daily maximum31 mg/L≤ 15 mg/L107%
May 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum1200 #/100mL≤ 25 #/100mL4700%
May 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean45.891 #/100mL≤ 14 #/100mL228%
May 2026Nitrogen, ammonia total [as N], 30-day average21 mg/L≤ 1 mg/L2000%
May 2026Nitrogen, ammonia total [as N], daily maximum27 mg/L≤ 5 mg/L440%
May 2026Solids, total suspended, 30-day average22.175 mg/L≤ 5 mg/L344%
May 2026Solids, total suspended, daily maximum44 mg/L≤ 10 mg/L340%
June 2026BOD, 5-day, 20 deg. C, 30-day average14.75 mg/L≤ 10 mg/L48%
June 2026BOD, 5-day, 20 deg. C, daily maximum18 mg/L≤ 15 mg/L20%
June 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum620 #/100mL≤ 25 #/100mL2380%
June 2026Nitrogen, ammonia total [as N], 30-day average9.675 mg/L≤ 1 mg/L868%
June 2026Nitrogen, ammonia total [as N], daily maximum24 mg/L≤ 5 mg/L380%
June 2026Solids, total suspended, 30-day average16.25 mg/L≤ 5 mg/L225%
June 2026Solids, total suspended, daily maximum20 mg/L≤ 10 mg/L100%
July 2026BOD, 5-day, 20 deg. C, 30-day average17.36 mg/L≤ 10 mg/L74%
July 2026BOD, 5-day, 20 deg. C, daily maximum38 mg/L≤ 15 mg/L153%
July 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum92 #/100mL≤ 25 #/100mL268%
July 2026Coliform, fecal MF, MFC broth, 44.5 C, monthly geometric mean32.5828 #/100mL≤ 14 #/100mL133%
July 2026Nitrogen, ammonia total [as N], 30-day average8.04 mg/L≤ 1 mg/L704%
July 2026Nitrogen, ammonia total [as N], daily maximum22 mg/L≤ 5 mg/L340%
July 2026Solids, total suspended, 30-day average41.2 mg/L≤ 5 mg/L724%
July 2026Solids, total suspended, daily maximum94 mg/L≤ 10 mg/L840%
August 2026Coliform, fecal MF, MFC broth, 44.5 C, daily maximum28 #/100mL≤ 25 #/100mL12%
August 2026Nitrogen, ammonia total [as N], 30-day average3.7425 mg/L≤ 1 mg/L274%
August 2026Nitrogen, ammonia total [as N], daily maximum14 mg/L≤ 5 mg/L180%
August 2026Solids, total suspended, 30-day average5.325 mg/L≤ 5 mg/L7%
August 2026Solids, total suspended, daily maximum15 mg/L≤ 10 mg/L50%

Limits in force (14)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. C30-day average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 15 mg/Lall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspended30-day average≤ 5 mg/Lall year
Solids, total suspendeddaily maximum≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]30-day average≤ 1 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 5 mg/Lall year
Coliform, fecal MF, MFC broth, 44.5 Cmonthly geometric mean≤ 14 #/100mLall year
Coliform, fecal MF, MFC broth, 44.5 Cdaily maximum≤ 25 #/100mLall year
Flow, in conduit or thru treatment plant30-day average≤ .045 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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NC0089095 · MCP: https://passage-data.com/mcp