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Jasper County Wcid No. 1

Sewage treatment plant, Jasper County, Texas. NPDES permit TX0021300, in force until Sep 3, 2031. Last 12 months: over a limit 3 times (last February 2026). Source: EPA ECHO, Oct 22, 2026.

Last report on file
September 2026
Oct 2024 – Sep 2025
2 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
January 2026Nitrogen, ammonia total [as N], daily average8.01 mg/L≤ 6 mg/L34%
January 2026Nitrogen, ammonia total [as N], single grab sample15.25 mg/L≤ 15 mg/L2%
February 2026Nitrogen, ammonia total [as N], daily average8.25 mg/L≤ 6 mg/L38%

Limits in force (15)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 90 mg/Lall year
Solids, total suspendeddaily average≤ 308 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 6 mg/Lall year
Nitrogen, ammonia total [as N]single grab sample≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 21 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .41 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. colidaily averagereport only (CFU/100mL)all year
E. colisingle grab samplereport only (CFU/100mL)all year
BOD, carbonaceous [5 day, 20 C]daily average≤ 30 mg/Lall year
BOD, carbonaceous [5 day, 20 C]single grab sample≤ 100 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 103 lb/dall year

New limits from Oct 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
BOD, carbonaceous [5 day, 20 C], daily average68 lb/dtighter10.49 lb/d (12 values)0.154×
BOD, carbonaceous [5 day, 20 C], daily average20 mg/Ltighter12.5 mg/L (12 values)0.625×
BOD, carbonaceous [5 day, 20 C], single grab sample65 mg/Ltighter15 mg/L (12 values)0.231×
E. coli, daily average126 CFU/100mLnew——
E. coli, single grab sample399 CFU/100mLnew——

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0021300 · MCP: https://passage-data.com/mcp