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Blytheville, City of - North Treatment Facility

Sewage treatment plant, Blytheville, Arkansas. NPDES permit AR0022586, in force until Dec 31, 2027. Last 12 months: over a limit 2 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (27 values)
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
28 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025Solids, total suspended, monthly average316 lb/d≤ 200.2 lb/d58%
July 2026Nitrogen, ammonia total [as N], monthly average13.8 lb/d≤ 13.3 lb/d4%

Limits in force (27)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 200.2 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]7-day average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 13.3 lb/dall year
Nickel, total recoverablemonthly average≤ 322.7 ug/Lall year
Nickel, total recoverable7-day average≤ 647.4 ug/Lall year
Nickel, total recoverablemonthly average≤ 2.2 lb/dall year
Copper, total recoverablemonthly average≤ 29.5 ug/Lall year
Copper, total recoverable7-day average≤ 59.1 ug/Lall year
Copper, total recoverablemonthly average≤ .2 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
Mercury, total recoverablemonthly average≤ .0134 ug/Lall year
Mercury, total recoverable7-day average≤ .0269 ug/Lall year
Mercury, total recoverablemonthly average≤ .0001 lb/dall year
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLall year
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≤ 133.4 lb/dall 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/AR0022586 · MCP: https://passage-data.com/mcp