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Jasper, City of

Sewage treatment plant, Jasper, Arkansas. NPDES permit AR0034584, in force until Mar 31, 2031. Last 12 months: over a limit 35 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A1 monthly (27 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
16 values over a limit, 0 required values missing, 5 of 24 reports late

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

All 35 values over a limit
Period endingParameterReportedLimitOver by
October 2025Chlorine, total residual, instantaneous maximum.55 mg/L≤ .07 mg/L686%
October 2025Phosphorus, total [as P], 7-day average2 mg/L≤ 1.5 mg/L33%
October 2025Phosphorus, total [as P], monthly average2 mg/L≤ 1 mg/L100%
November 2025Chlorine, total residual, instantaneous maximum.85 mg/L≤ .07 mg/L1114%
November 2025Phosphorus, total [as P], monthly average1.3 mg/L≤ 1 mg/L30%
December 2025Chlorine, total residual, instantaneous maximum.74 mg/L≤ .07 mg/L957%
December 2025Phosphorus, total [as P], 7-day average2.8 mg/L≤ 1.5 mg/L87%
December 2025Phosphorus, total [as P], monthly average2.8 mg/L≤ 1 mg/L180%
January 2026Coliform, fecal general, 30-day geometric mean2048 #/100mL≤ 1000 #/100mL105%
January 2026Coliform, fecal general, 7-day geometric mean2420 #/100mL≤ 2000 #/100mL21%
January 2026Phosphorus, total [as P], 7-day average3.6 mg/L≤ 1.5 mg/L140%
January 2026Phosphorus, total [as P], monthly average3.6 mg/L≤ 1 mg/L260%
February 2026Chlorine, total residual, instantaneous maximum.13 mg/L≤ .07 mg/L86%
February 2026Phosphorus, total [as P], 7-day average3.7 mg/L≤ 1.5 mg/L147%
February 2026Phosphorus, total [as P], monthly average3.7 mg/L≤ 1 mg/L270%
March 2026Chlorine, total residual, instantaneous maximum1.02 mg/L≤ .07 mg/L1357%
March 2026Phosphorus, total [as P], 7-day average2.6 mg/L≤ 1.5 mg/L73%
March 2026Phosphorus, total [as P], monthly average2.6 mg/L≤ 1 mg/L160%
April 2026Chlorine, total residual, instantaneous maximum.54 mg/L≤ .07 mg/L671%
April 2026Phosphorus, total [as P], 7-day average4 mg/L≤ 1.5 mg/L167%
April 2026Phosphorus, total [as P], monthly average4 mg/L≤ 1 mg/L300%
May 2026Chlorine, total residual, instantaneous maximum.87 mg/L≤ .07 mg/L1143%
May 2026E. coli, 7-day geometric mean24200 #/100mL≤ 298 #/100mL8021%
May 2026E. coli, monthly geometric mean24200 #/100mL≤ 126 #/100mL19106%
June 2026Chlorine, total residual, instantaneous maximum.55 mg/L≤ .07 mg/L686%
June 2026Phosphorus, total [as P], monthly average1.1 mg/L≤ 1 mg/L10%
July 2026Chlorine, total residual, instantaneous maximum.7 mg/L≤ .07 mg/L900%
July 2026E. coli, monthly geometric mean167 #/100mL≤ 126 #/100mL33%
July 2026Phosphorus, total [as P], 7-day average3.4 mg/L≤ 1.5 mg/L127%
July 2026Phosphorus, total [as P], monthly average3.4 mg/L≤ 1 mg/L240%
August 2026Chlorine, total residual, instantaneous maximum.26 mg/L≤ .07 mg/L271%
August 2026E. coli, 7-day geometric mean2420 #/100mL≤ 298 #/100mL712%
August 2026E. coli, monthly geometric mean2420 #/100mL≤ 126 #/100mL1821%
August 2026Phosphorus, total [as P], 7-day average4.8 mg/L≤ 1.5 mg/L220%
August 2026Phosphorus, total [as P], monthly average4.8 mg/L≤ 1 mg/L380%

Limits in force (30)

ParameterStatisticLimitMonths
Flow ratemonthly averagereport only (%)all year
Flow ratedaily maximumreport only (%)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/LJan, Feb, Mar, Apr, Nov, Dec
Oxygen, dissolved [DO]instantaneous minimum≥ 3 mg/LMay–Oct
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspended7-day average≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 16.7 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]7-day average≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 8.3 lb/dall year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]7-day averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]7-day average≤ 1.5 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualinstantaneous maximum≤ .07 mg/Lall year
E. colimonthly geometric mean≤ 126 #/100mLApr–Oct
E. colimonthly geometric mean≤ 630 #/100mLJan, Feb, Mar, Nov, Dec
E. coli7-day geometric mean≤ 298 #/100mLApr–Oct
E. coli7-day geometric mean≤ 1490 #/100mLJan, Feb, Mar, Nov, Dec
Overflowsmonthly totalreport only (occur/mo)all year
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (gal)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 30 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 16.7 lb/dall year

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/AR0034584 · MCP: https://passage-data.com/mcp