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Robert Lee, City of

Sewage treatment plant, Robert Lee, Texas. NPDES permit TX0022942, in force until Dec 31, 2029. Last 12 months: over a limit 18 times (last February 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (24 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
20 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 18 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, carbonaceous [5 day, 20 C], daily average11.4 mg/L≤ 10 mg/L14%
December 2025BOD, carbonaceous [5 day, 20 C], daily average13.07 lb/d≤ 10 lb/d31%
December 2025E. coli, daily average484.72 CFU/100mL≤ 126 CFU/100mL285%
December 2025E. coli, single grab sample2419.6 CFU/100mL≤ 399 CFU/100mL506%
December 2025Nitrogen, ammonia total [as N], daily average17.91 mg/L≤ 3 mg/L497%
December 2025Nitrogen, ammonia total [as N], daily average19.78 lb/d≤ 3 lb/d559%
December 2025Nitrogen, ammonia total [as N], single grab sample37.4 mg/L≤ 15 mg/L149%
December 2025Solids, total suspended, daily average15.23 mg/L≤ 15 mg/L2%
December 2025Solids, total suspended, daily average19.94 lb/d≤ 15 lb/d33%
January 2026BOD, carbonaceous [5 day, 20 C], daily average23.23 mg/L≤ 10 mg/L132%
January 2026BOD, carbonaceous [5 day, 20 C], single grab sample41.3 mg/L≤ 35 mg/L18%
January 2026Nitrogen, ammonia total [as N], daily average10.824 lb/d≤ 3 lb/d261%
January 2026Nitrogen, ammonia total [as N], daily average31.975 mg/L≤ 3 mg/L966%
January 2026Nitrogen, ammonia total [as N], single grab sample39 mg/L≤ 15 mg/L160%
January 2026Solids, total suspended, daily average37.43 mg/L≤ 15 mg/L150%
February 2026Nitrogen, ammonia total [as N], daily average28.475 mg/L≤ 3 mg/L849%
February 2026Nitrogen, ammonia total [as N], daily average7.65 lb/d≤ 3 lb/d155%
February 2026Nitrogen, ammonia total [as N], single grab sample40.2 mg/L≤ 15 mg/L168%

Limits in force (24)

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≤ 15 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≤ 3 lb/dall year
Chloride [as Cl]daily average≤ 667 mg/Lall year
Chloride [as Cl]single grab sample≤ 2335 mg/Lall year
Chloride [as Cl]daily average≤ 673 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .121 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
Solids, total dissolveddaily average≤ 2543 mg/Lall year
Solids, total dissolvedsingle grab sample≤ 8901 mg/Lall year
Solids, total dissolveddaily average≤ 2566 lb/dall 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≤ 10 lb/dall year

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/TX0022942 · MCP: https://passage-data.com/mcp