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Red River Authority of Texas

Sewage treatment plant, Clay County, Texas. NPDES permit TX0101818, in force until Nov 16, 2028. Last 12 months: over a limit 19 times (last August 2026), 3 of 15 reports late. 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
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 2 of 16 reports late

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

All 19 values over a limit
Period endingParameterReportedLimitOver by
October 2025pH, minimum5.5 SU≥ 6 SU—
November 2025Solids, total suspended, daily average29.63 mg/L≤ 20 mg/L48%
November 2025pH, minimum5.2 SU≥ 6 SU—
December 2025Solids, total suspended, daily average20.62 mg/L≤ 20 mg/L3%
January 2026Solids, total suspended, daily average10.66 lb/d≤ 5 lb/d113%
February 2026Solids, total suspended, daily average23.6 mg/L≤ 20 mg/L18%
February 2026pH, minimum5.8 SU≥ 6 SU—
March 2026BOD, 5-day, 20 deg. C, daily average14 lb/d≤ 5 lb/d180%
March 2026BOD, 5-day, 20 deg. C, daily average27 mg/L≤ 20 mg/L35%
March 2026Flow, in conduit or thru treatment plant, daily average.076717 MGD≤ .03 MGD156%
March 2026Solids, total suspended, daily average22.1 mg/L≤ 20 mg/L11%
March 2026Solids, total suspended, daily average9.7 lb/d≤ 5 lb/d94%
April 2026BOD, 5-day, 20 deg. C, daily average9.19 lb/d≤ 5 lb/d84%
April 2026Chlorine, total residual, monthly maximum6.1 mg/L≤ 4 mg/L53%
April 2026Flow, in conduit or thru treatment plant, daily average.092231 MGD≤ .03 MGD207%
April 2026Solids, total suspended, daily average15.33 lb/d≤ 5 lb/d207%
May 2026Flow, in conduit or thru treatment plant, daily average.056894 MGD≤ .03 MGD90%
June 2026Flow, in conduit or thru treatment plant, daily average.08710069 MGD≤ .03 MGD190%
August 2026pH, minimum4.6 SU≥ 6 SU—

Limits in force (18)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 3 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 20 mg/Lall year
BOD, 5-day, 20 deg. Csingle grab sample≤ 65 mg/Lall year
BOD, 5-day, 20 deg. Cdaily average≤ 5 lb/dall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 20 mg/Lall year
Solids, total suspendedsingle grab sample≤ 65 mg/Lall year
Solids, total suspendeddaily average≤ 5 lb/dall year
Nitrogen, ammonia total [as N]daily averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]single grab samplereport only (mg/L)all year
Nitrogen, ammonia total [as N]daily averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantdaily average≤ .03 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

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/TX0101818 · MCP: https://passage-data.com/mcp