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New Summerfield, City of

Sewage treatment plant, New Summerfield, Texas. NPDES permit TX0107875 expired Jun 14, 2026; its limits still apply. Last 12 months: over a limit 10 times (last September 2026), 4 of 16 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (12 values), form Q quarterly (2 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 4 values over a limit, 0 required values missing, 4 of 16 reports late

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

Period ending	Parameter	Reported	Limit	Over by
December 2025	Chlorine, total residual, monthly minimum	.5 mg/L	≥ 1 mg/L	50%
December 2025	E. coli, daily average	2420 CFU/100mL	≤ 126 CFU/100mL	1821%
December 2025	E. coli, single grab sample	2420 CFU/100mL	≤ 399 CFU/100mL	507%
June 2026	E. coli, daily average	2420 CFU/100mL	≤ 126 CFU/100mL	1821%
June 2026	E. coli, single grab sample	2420 CFU/100mL	≤ 399 CFU/100mL	507%
August 2026	BOD, 5-day, 20 deg. C, daily average	45.1 mg/L	≤ 30 mg/L	50%
August 2026	Solids, total suspended, daily average	94.7 mg/L	≤ 90 mg/L	5%
September 2026	BOD, 5-day, 20 deg. C, daily average	36.8 mg/L	≤ 30 mg/L	23%
September 2026	E. coli, daily average	130 CFU/100mL	≤ 126 CFU/100mL	3%
September 2026	Solids, total suspended, daily average	92.1 mg/L	≤ 90 mg/L	2%

Limits in force (14)

Parameter	Statistic	Limit	Months
Oxygen, dissolved [DO]	monthly minimum	≥ 4 mg/L	all year
BOD, 5-day, 20 deg. C	daily average	≤ 30 mg/L	all year
BOD, 5-day, 20 deg. C	single grab sample	≤ 100 mg/L	all year
BOD, 5-day, 20 deg. C	daily average	≤ 15 lb/d	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	daily average	≤ 90 mg/L	all year
Solids, total suspended	daily average	≤ 45 lb/d	all year
Flow, in conduit or thru treatment plant	daily average	≤ .06 MGD	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year
Chlorine, total residual	monthly minimum	≥ 1 mg/L	all year
Chlorine, total residual	monthly maximum	≤ 4 mg/L	all year
E. coli	daily average	≤ 126 CFU/100mL	all year
E. coli	single grab sample	≤ 399 CFU/100mL	all year

How strict are these limits?

Oxygen, dissolved [DO], monthly minimum at least 4 mg/L — stricter than 15% of 905 other minor POTWs in Texas; 59% have the same limit

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/TX0107875 · MCP: https://passage-data.com/mcp