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Hackberry, City of

Sewage treatment plant, Hackberry, Texas. NPDES permit TX0142859, in force until Apr 27, 2028. Last 12 months: over a limit 24 times (last May 2026), 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (21 values)
Renewal application due
Oct 30, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
41 values over a limit, 17 required values missing, 2 of 12 reports late

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

All 24 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], daily average17.92 lb/d≤ 9.7 lb/d85%
October 2025Nitrogen, ammonia total [as N], daily average4.4 mg/L≤ 2 mg/L120%
October 2025Nitrogen, ammonia total [as N], daily maximum11.3 mg/L≤ 10 mg/L13%
October 2025Phosphorus, total [as P], daily average1.21 mg/L≤ 1 mg/L21%
October 2025Solids, total suspended, daily average142.45 lb/d≤ 73 lb/d95%
October 2025Solids, total suspended, daily average34.6 mg/L≤ 15 mg/L131%
October 2025Solids, total suspended, daily maximum66 mg/L≤ 40 mg/L65%
November 2025Solids, total suspended, daily average116.35 lb/d≤ 73 lb/d59%
November 2025Solids, total suspended, daily average33.5 mg/L≤ 15 mg/L123%
November 2025Solids, total suspended, daily maximum61 mg/L≤ 40 mg/L53%
November 2025pH, minimum4.2 SU≥ 6 SU—
December 2025Solids, total suspended, daily average103.49 lb/d≤ 73 lb/d42%
December 2025Solids, total suspended, daily average23 mg/L≤ 15 mg/L53%
December 2025pH, minimum4.2 SU≥ 6 SU—
January 2026Nitrogen, ammonia total [as N], daily average15 lb/d≤ 9.7 lb/d55%
January 2026Nitrogen, ammonia total [as N], daily average3.51 mg/L≤ 2 mg/L76%
February 2026Nitrogen, ammonia total [as N], daily average2.7 mg/L≤ 2 mg/L35%
March 2026Nitrogen, ammonia total [as N], daily average11.37 lb/d≤ 9.7 lb/d17%
March 2026Nitrogen, ammonia total [as N], daily average2.72 mg/L≤ 2 mg/L36%
April 2026Nitrogen, ammonia total [as N], daily average2.31 mg/L≤ 2 mg/L16%
April 2026Nitrogen, ammonia total [as N], daily maximum22 mg/L≤ 10 mg/L120%
April 2026Solids, total suspended, daily average17.2 mg/L≤ 15 mg/L15%
May 2026Phosphorus, total [as P], daily average1.1 mg/L≤ 1 mg/L10%
May 2026Solids, total suspended, daily average16 mg/L≤ 15 mg/L7%

Limits in force (21)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 5 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 15 mg/Lall year
Solids, total suspendeddaily maximum≤ 40 mg/Lall year
Solids, total suspendeddaily average≤ 73 lb/dall year
Nitrogen, ammonia total [as N]daily average≤ 2 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 9.7 lb/dall year
Phosphorus, total [as P]daily average≤ 1 mg/Lall year
Phosphorus, total [as P]daily maximum≤ 4 mg/Lall year
Phosphorus, total [as P]daily average≤ 4.8 lb/dall year
Flow, in conduit or thru treatment plantdaily average≤ .58 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 MPN/100mLall year
E. colidaily maximum≤ 399 MPN/100mLall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily average≤ 48 lb/dall 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/TX0142859 · MCP: https://passage-data.com/mcp