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Edmondson, City of

Sewage treatment plant, Edmondson, Arkansas. NPDES permit AR0044661, in force until Mar 31, 2027. Last 12 months: over a limit 12 times (last April 2026), 135 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 (15 values)
Renewal application due
Oct 2, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 75 required values missing, 6 of 12 reports late

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

Period endingParameterReportedLimitOver by
November 2025Coliform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 2000 #/100mL—
November 2025Coliform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 2000 #/100mL—
November 2025Coliform, fecal general, monthly geometric mean> 2419.6 #/100mL≤ 1000 #/100mL—
November 2025Coliform, fecal general, monthly geometric mean> 2419.6 #/100mL≤ 1000 #/100mL—
November 2025Oxygen, dissolved [DO], instantaneous minimum2.7 mg/L≥ 3 mg/L10%
November 2025Oxygen, dissolved [DO], instantaneous minimum2.7 mg/L≥ 3 mg/L10%
March 2026Oxygen, dissolved [DO], instantaneous minimum2.21 mg/L≥ 3 mg/L26%
March 2026Oxygen, dissolved [DO], instantaneous minimum2.21 mg/L≥ 3 mg/L26%
April 2026Coliform, fecal general, 7-day geometric mean> 2400 #/100mL≤ 2000 #/100mL—
April 2026Coliform, fecal general, 7-day geometric mean> 2400 #/100mL≤ 2000 #/100mL—
April 2026Coliform, fecal general, monthly geometric mean> 2400 #/100mL≤ 1000 #/100mL—
April 2026Coliform, fecal general, monthly geometric mean> 2400 #/100mL≤ 1000 #/100mL—

Limits in force (17)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 3 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
BOD, 5-day, 20 deg. Cmonthly average≤ 15.8 lb/dall 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
Solids, total suspendedmonthly average≤ 47.3 lb/dall 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
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalmonthly 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.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0044661 · MCP: https://passage-data.com/mcp