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Carls Corner Holdings TX LLC

Gasoline Service Stations, Carls Corner, Texas. NPDES permit TX0142972, in force until Jul 28, 2029. Last 12 months: over a limit 14 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (16 values), form Q quarterly
Last report on file
September 2026
Oct 2024 – Sep 2025
26 values over a limit, 0 required values missing, 0 of 16 reports late

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

All 14 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], daily average4.03 mg/L≤ 3 mg/L34%
October 2025Nitrogen, ammonia total [as N], single grab sample15.2 mg/L≤ 15 mg/L1%
December 2025Solids, total suspended, daily average25 mg/L≤ 15 mg/L67%
February 2026BOD, carbonaceous [5 day, 20 C], daily average12.25 mg/L≤ 10 mg/L23%
February 2026Solids, total suspended, daily average18.5 mg/L≤ 15 mg/L23%
March 2026BOD, carbonaceous [5 day, 20 C], daily average11.6 mg/L≤ 10 mg/L16%
March 2026Nitrogen, ammonia total [as N], daily average1.24 lb/d≤ 1.1 lb/d13%
March 2026Nitrogen, ammonia total [as N], daily average8.59 mg/L≤ 3 mg/L186%
March 2026Nitrogen, ammonia total [as N], single grab sample24 mg/L≤ 15 mg/L60%
March 2026Solids, total suspended, daily average17.6 mg/L≤ 15 mg/L17%
April 2026Nitrogen, ammonia total [as N], daily average5.9 mg/L≤ 3 mg/L97%
May 2026BOD, carbonaceous [5 day, 20 C], daily average14.5 mg/L≤ 10 mg/L45%
May 2026Nitrogen, ammonia total [as N], daily average3.06 mg/L≤ 3 mg/L2%
May 2026Solids, total suspended, daily average22.5 mg/L≤ 15 mg/L50%

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 4 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 15 mg/Lall year
Solids, total suspendedsingle grab sample≤ 60 mg/Lall year
Solids, total suspendeddaily average≤ 5.6 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]single grab sample≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 1.1 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .045 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year
Chlorine, total residualmonthly maximum≤ 4 mg/Lall year
E. colidaily average≤ 126 CFU/100mLall year
E. colisingle grab sample≤ 399 CFU/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]single grab sample≤ 35 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 3.8 lb/dall year

How strict are these limits?

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

Same industry: the 4 Automotive Dealers and Gasoline Service Stations permits in Texas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0142972 · MCP: https://passage-data.com/mcp