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Searcy Board of Public Utilities

Sewage treatment plant, major discharger, Searcy, Arkansas. NPDES permit AR0021601 expired Apr 30, 2024; its limits still apply. Last 12 months: over a limit 3 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A monthly (20 values), outfall TX1 form Q quarterly (15 values), outfall 001 form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 6 required values missing, 3 of 17 reports late

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

Period endingOutfallParameterReportedLimitOver by
December 2025TX1Whole Effluent Toxicity [WET] - C. dubia, 7-day minimum15 %≥ 20 %25%
December 2025TX1Whole Effluent Toxicity [WET] - C. dubia, 7-day minimum15 %≥ 20 %25%
May 2026001Nitrogen, ammonia total [as N], 7-day average10.63 mg/L≤ 7.5 mg/L42%

Limits in force (53)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/Lall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 20 mg/LMay–Oct001
Solids, total suspendeddaily maximum≤ 45 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspended7-day average≤ 30 mg/LMay–Oct001
Solids, total suspendedmonthly average≤ 1251 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Solids, total suspendedmonthly average≤ 834 lb/dMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]7-day average≤ 15 mg/LJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]7-day average≤ 7.5 mg/LMay–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 417 lb/dJan, Feb, Mar, Apr, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 208.5 lb/dMay–Oct001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]7-day averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]7-day averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
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 maximum≤ .056 mg/Lall year001
Coliform, fecal, colony forming units30-day geometric mean≤ 1000 #/100mLJan, Feb, Mar, Oct, Nov, Dec001
Coliform, fecal, colony forming units30-day geometric mean≤ 200 #/100mLApr–Sep001
Coliform, fecal, colony forming units7-day geometric mean≤ 2000 #/100mLJan, Feb, Mar, Oct, Nov, Dec001
Coliform, fecal, colony forming units7-day geometric mean≤ 400 #/100mLApr–Sep001
Coliform, fecal, colony forming unitsmonthly average≤ 379000 MCFU/dJan, Feb, Mar, Oct, Nov, Dec001
Coliform, fecal, colony forming unitsmonthly average≤ 75700 MCFU/dApr–Sep001
Overflowsmonthly totalreport only (occur/mo)all year001
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (gal)all year001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 22.5 mg/LMay–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 37.5 mg/LJan, Feb, Mar, Apr, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 625.5 lb/dMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1042.5 lb/dJan, Feb, Mar, Apr, Nov, Dec001
WET, sublethal retest #17-day averagereport only (pass=0;fail=1)all yearTX1
WET, sublethal retest #27-day averagereport only (pass=0;fail=1)all yearTX1
Whole Effluent Toxicity, Sub-Lethal Retest #37-day averagereport only (pass=0;fail=1)all yearTX1
Whole Effluent Toxicity [WET] - C. dubia7-day minimum≥ 20 %all yearTX1
Whole Effluent Toxicity [WET] - C. dubia7-day minimum≥ 20 %all yearTX1
Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day averagereport only (pass=0;fail=1)all yearTX1
Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7-day averagereport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day averagereport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7-day averagereport only (pass=0;fail=1)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day averagereport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day averagereport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7-day averagereport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7-day averagereport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia7-day averagereport only (%)all yearTX1
Coef Of Var Static Renewal 7Day Chronic Pimephales promelas7-day averagereport only (%)all yearTX1

How strict are these limits?

Cited limits by parameter: Arkansas'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/AR0021601 · MCP: https://passage-data.com/mcp