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Wilbarger Creek Mud 2

Sewage treatment plant, major discharger, Manor, Texas. NPDES permit TX0122840 expired Dec 12, 2024; its limits still apply. Last 12 months: over a limit once (last May 2026), 11 required values missing, 5 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form B monthly (32 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 6 required values missing, 4 of 12 reports late

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

Period endingParameterReportedLimit
May 2026pH, minimum5.6 SU≥ 6 SU

Limits in force (36)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 6 mg/LJun–Sep
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/LJan, Feb, Mar, Apr, May, Oct, Nov, Dec
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 5 mg/Lall year
Solids, total suspendeddaily maximum≤ 20 mg/Lall year
Solids, total suspendeddaily average≤ 42 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 1.5 mg/LJun–Sep
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/LJun–Sep
Nitrogen, ammonia total [as N]daily average≤ 13 lb/dJun–Sep
Nitrogen, ammonia total [as N]daily average≤ 2 mg/LJan, Feb, Mar, Apr, May, Oct, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/LJan, Feb, Mar, Apr, May, Oct, Nov, Dec
Nitrogen, ammonia total [as N]daily average≤ 17 lb/dJan, Feb, Mar, Apr, May, Oct, Nov, Dec
Phosphorus, total [as P]daily average≤ 1 mg/Lall year
Phosphorus, total [as P]daily maximum≤ 4 mg/Lall year
Phosphorus, total [as P]daily average≤ 8.3 lb/dall year
Chloride [as Cl]daily averagereport only (mg/L)all year
Chloride [as Cl]daily maximumreport only (mg/L)all year
Chloride [as Cl]daily averagereport only (lb/d)all year
Sulfate, total [as SO4]daily averagereport only (mg/L)all year
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year
Sulfate, total [as SO4]daily averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plant2-hour peak≤ 1388 gal/minall year
Flow, in conduit or thru treatment plantannual average≤ 1 MGDall year
Chlorine, total residualinstantaneous maximum≤ .1 mg/Lall year
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year
E. colidaily average≤ 126 CFU/100mLall year
E. colidaily maximum≤ 399 CFU/100mLall year
Solids, total dissolveddaily averagereport only (mg/L)all year
Solids, total dissolveddaily maximumreport only (mg/L)all year
Solids, total dissolveddaily averagereport only (lb/d)all year
BOD, carbonaceous [5 day, 20 C]daily average≤ 5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 20 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 42 lb/dall year

How strict are these limits?

Cited limits by parameter: Texas'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/TX0122840 · MCP: https://passage-data.com/mcp