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Glade Springs Management, LLC

Sewerage Systems, City Of Houston, Texas. NPDES permit TX0078930 expired Dec 16, 2025; its limits still apply. Last 12 months: over a limit 20 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (16 values), form Q quarterly (2 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
15 values over a limit, 82 required values missing, 1 of 16 reports late

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

All 20 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], daily average4.24 mg/L≤ 3 mg/L41%
October 2025Oxygen, dissolved [DO], monthly minimum3.8 mg/L≥ 4 mg/L5%
October 2025Solids, total suspended, daily average19.5 mg/L≤ 15 mg/L30%
November 2025Nitrogen, ammonia total [as N], daily average5.88 mg/L≤ 3 mg/L96%
November 2025Solids, total suspended, daily average15.3 mg/L≤ 15 mg/L2%
December 2025BOD, carbonaceous [5 day, 20 C], daily average13.8 mg/L≤ 10 mg/L38%
December 2025Nitrogen, ammonia total [as N], daily average8.58 mg/L≤ 3 mg/L186%
December 2025Solids, total suspended, daily average16.8 mg/L≤ 15 mg/L12%
January 2026BOD, carbonaceous [5 day, 20 C], daily average14.3 mg/L≤ 10 mg/L43%
January 2026Nitrogen, ammonia total [as N], daily average9.02 mg/L≤ 3 mg/L201%
January 2026Solids, total suspended, daily average53 mg/L≤ 15 mg/L253%
January 2026Solids, total suspended, single grab sample112 mg/L≤ 60 mg/L87%
February 2026BOD, carbonaceous [5 day, 20 C], daily average11.6 mg/L≤ 10 mg/L16%
February 2026Nitrogen, ammonia total [as N], daily average8.1 mg/L≤ 3 mg/L170%
February 2026Solids, total suspended, daily average29.2 mg/L≤ 15 mg/L95%
March 2026E. coli, daily average148 MPN/100mL≤ 63 MPN/100mL135%
March 2026E. coli, single grab sample> 2420 MPN/100mL≤ 200 MPN/100mL—
April 2026Solids, total suspended, daily average.215 lb/d≤ .19 lb/d13%
April 2026Solids, total suspended, daily average39.7 mg/L≤ 15 mg/L165%
April 2026Solids, total suspended, single grab sample145 mg/L≤ 60 mg/L142%

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≤ .19 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≤ .04 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .0015 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≤ 63 MPN/100mLall year
E. colisingle grab sample≤ 200 MPN/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≤ .13 lb/dall year

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/TX0078930 · MCP: https://passage-data.com/mcp