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WJK, LLC - Millwood Water

Real Estate Agents And Managers, Ashdown, Arkansas. NPDES permit AR0041246 expired Oct 31, 2025; its limits still apply. Last 12 months: over a limit 2 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (4 values), form Q quarterly (12 values), form F quarterly
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 19 reports late

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

Period endingParameterReportedLimitOver by
December 2025Oxygen, dissolved [DO], instantaneous minimum2.91 mg/L≥ 5 mg/L42%
June 2026Chlorine, total residual, instantaneous maximum.08 mg/L≤ .011 mg/L627%

Limits in force (30)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspendeddaily maximum≤ 22.5 mg/Lall year
Solids, total suspendedmonthly average≤ 3.8 lb/dall year
Solids, total suspendeddaily maximum≤ 5.6 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 6.1 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 6.1 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 17 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 9.2 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 6.1 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 17 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.5 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 1.5 lb/dApr
Nitrogen, ammonia total [as N]monthly average≤ 4.3 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 2.3 lb/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 1.5 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 4.3 lb/dJan, Feb, Mar, Nov, Dec
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 maximum≤ .011 mg/Lall year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLApr–Sep
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLJan, Feb, Mar, Oct, Nov, Dec
Coliform, fecal general7-day geometric mean≤ 400 #/100mLApr–Sep
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLJan, Feb, Mar, Oct, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 2.5 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 3.8 lb/dall year

How strict are these limits?

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

Same industry: the 50 Real Estate permits in Arkansas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0041246 · MCP: https://passage-data.com/mcp