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Shumaker Public Service Corp.

Sewerage Systems, East Camden, Arkansas. NPDES permit AR0034363 expired Aug 31, 2026; its limits still apply. Last 12 months: over a limit 6 times (last July 2026), 1 of 19 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A monthly (23 values), outfall 001 form F quarterly, outfall TX1 form F quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 20 reports late

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

Period endingOutfallParameterReportedLimitOver by
December 2025001Mercury, total recoverable, daily maximum.0407 ug/L≤ .0292 ug/L39%
December 2025001Mercury, total recoverable, monthly average.0225 ug/L≤ .0146 ug/L54%
January 2026001Mercury, total recoverable, daily maximum.0346 ug/L≤ .0292 ug/L18%
January 2026001Mercury, total recoverable, monthly average.0198 ug/L≤ .0146 ug/L36%
July 2026TX1Whole Effluent Toxicity [WET] - P. promelas, minimum42 %≥ 100 %58%
July 2026TX1Whole Effluent Toxicity [WET] - P. promelas, minimum42 %≥ 80 %48%

Limits in force (65)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Oxygen, dissolved [DO]instantaneous minimum≥ 3 mg/LMay–Oct001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 15 mg/Lall year001
Solids, total suspendeddaily maximum≤ 22.5 mg/Lall year001
Solids, total suspendedmonthly average≤ 187.6 lb/dall year001
Solids, total suspendeddaily maximum≤ 281.5 lb/dall year001
Nitrogen, ammonia total [as N]monthly average≤ 2.4 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 7.4 mg/LJan, Feb, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 2.6 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 6.1 mg/LMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/LJan, Feb, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 6.6 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ 30 lb/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 92.6 lb/dJan, Feb, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 32.5 lb/dApr001
Nitrogen, ammonia total [as N]daily maximum≤ 76.3 lb/dMay–Oct001
Nitrogen, ammonia total [as N]daily maximum≤ 187.7 lb/dJan, Feb, Mar, Nov, Dec001
Nitrogen, ammonia total [as N]daily maximum≤ 82.6 lb/dApr001
Zinc, total recoverablemonthly average≤ 115.62 ug/LMay–Oct001
Zinc, total recoverablemonthly average≤ 120.56 ug/LJan, Feb, Mar, Apr, Nov, Dec001
Zinc, total recoverabledaily maximum≤ 231.99 ug/LMay–Oct001
Zinc, total recoverabledaily maximum≤ 241.9 ug/LJan, Feb, Mar, Apr, Nov, Dec001
Zinc, total recoverablemonthly average≤ 1.45 lb/dMay–Oct001
Zinc, total recoverablemonthly average≤ 1.51 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Zinc, total recoverabledaily maximum≤ 2.9 lb/dMay–Oct001
Zinc, total recoverabledaily maximum≤ 3.03 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualinstantaneous maximumreport only (mg/L)all year001
Mercury, total recoverablemonthly average≤ .0134 ug/LMay–Oct001
Mercury, total recoverablemonthly average≤ .0146 ug/LJan, Feb, Mar, Apr, Nov, Dec001
Mercury, total recoverabledaily maximum≤ .0269 ug/LMay–Oct001
Mercury, total recoverabledaily maximum≤ .0292 ug/LJan, Feb, Mar, Apr, Nov, Dec001
Mercury, total recoverablemonthly average≤ .00017 lb/dMay–Oct001
Mercury, total recoverablemonthly average≤ .00018 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Mercury, total recoverabledaily maximum≤ .00034 lb/dMay–Oct001
Mercury, total recoverabledaily maximum≤ .00037 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Sep001
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Sep001
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 15 mg/Lall year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 125.1 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 187.6 lb/dall year001
Whole Effluent Toxicity [WET] - C. dubiaminimum≥ 100 %May–OctTX1
Whole Effluent Toxicity [WET] - C. dubiaminimum≥ 92 %Jan, Feb, Mar, Apr, Nov, DecTX1
Whole Effluent Toxicity [WET] - C. dubiaminimum≥ 80 %May–OctTX1
Whole Effluent Toxicity [WET] - C. dubiaminimum≥ 80 %Jan, Feb, Mar, Apr, Nov, DecTX1
Whole Effluent Toxicity [WET] - P. promelasminimum≥ 100 %May–OctTX1
Whole Effluent Toxicity [WET] - P. promelasminimum≥ 92 %Jan, Feb, Mar, Apr, Nov, DecTX1
Whole Effluent Toxicity [WET] - P. promelasminimum≥ 80 %May–OctTX1
Whole Effluent Toxicity [WET] - P. promelasminimum≥ 80 %Jan, Feb, Mar, Apr, Nov, DecTX1
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (pass=0;fail=1)all yearTX1
Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7-day minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (pass=0;fail=1)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7-day minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7-day minimumreport only (%)all yearTX1

How strict are these limits?

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

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