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Stamps, City Of - South Plant

Sewage treatment plant, Stamps, Arkansas. NPDES permit AR0048305, in force until Apr 30, 2031. Last 12 months: over a limit 6 times (last July 2026), 24 required values missing, 8 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (18 values), form Y yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
4 values over a limit, 36 required values missing, 9 of 13 reports late

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

Period endingParameterReportedLimitOver by
June 2026Coliform, fecal general, 30-day geometric mean1670 #/100mL≤ 200 #/100mL735%
June 2026Coliform, fecal general, 30-day geometric mean1670 #/100mL≤ 200 #/100mL735%
June 2026Coliform, fecal general, 7-day geometric mean1670 #/100mL≤ 400 #/100mL318%
June 2026Coliform, fecal general, 7-day geometric mean1670 #/100mL≤ 400 #/100mL318%
July 2026Coliform, fecal general, 30-day geometric mean1421 #/100mL≤ 200 #/100mL611%
July 2026Coliform, fecal general, 7-day geometric mean1590 #/100mL≤ 400 #/100mL298%

Limits in force (38)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Temperature, water deg. fahrenheit7-day averagereport only (deg F)all year
Stream flow, instantaneousmonthly averagereport only (MGD)all year
Stream flow, instantaneousdaily maximumreport only (MGD)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspended7-day average≤ 135 mg/Lall year
Oil & Greasemonthly averagereport only (mg/L)all year
Oil & Grease7-day averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]7-day averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]7-day averagereport only (mg/L)all 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
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]7-day averagereport only (mg/L)all year
Lead, total recoverablemonthly average≤ 2.67 ug/Lall year
Lead, total recoverable7-day average≤ 4.01 ug/Lall year
Copper, total recoverablemonthly average≤ 9.09 ug/Lall year
Copper, total recoverable7-day average≤ 13.64 ug/Lall year
Discharge flow as % of stream flowmonthly averagereport only (%)all year
Discharge flow as % of stream flowmaximum≤ 14 %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 maximumreport only (mg/L)all year
Solids, total dissolvedmonthly averagereport only (mg/L)all year
Solids, total dissolved7-day averagereport only (mg/L)all year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Sep
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Overflowsmonthly totalreport only (occur/mo)all year
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (gal)all year

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/AR0048305 · MCP: https://passage-data.com/mcp