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Williow Creek Management LLC

Apartment Building Operators, Natchez, Mississippi. NPDES permit MS0038733, in force until Mar 31, 2031. Last 12 months: over a limit 3 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form Y yearly
Last report on file
December 2025
Oct 2024 – Sep 2025
8 values over a limit, 12 required values missing, 1 of 1 report late

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

Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, 20 deg. C, maximum monthly average31 mg/L≤ 30 mg/L3%
December 2025Coliform, fecal general, daily maximum> 1509 #/100mL≤ 400 #/100mL—
December 2025Coliform, fecal general, maximum monthly average> 1509 #/100mL≤ 200 #/100mL—

Limits in force (16)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 10 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 15 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmaximum monthly average≤ 60 mg/Lall year
Solids, total suspendeddaily maximum≤ 60 mg/Lall year
Solids, total suspendedmaximum monthly average≤ 20 lb/dall year
Solids, total suspendeddaily maximum≤ 20 lb/dall year
Flow, in conduit or thru treatment plantmaximum monthly average≤ .04 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualminimum≥ .1 mg/Lall year
Chlorine, total residualmaximum≤ 1 mg/Lall year
E. colimaximum monthly average≤ 126 CFU/100mLall year
E. colidaily maximum≤ 410 CFU/100mLall year

How strict are these limits?

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

Same industry: the 245 Real Estate permits in Mississippi.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MS0038733 · MCP: https://passage-data.com/mcp