QUADVEST LP

NPDES permit TX0143758 · Minor industrial permit · effective, expires Jan 7, 2031 · EPA data of Oct 7, 2026

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EPA ECHOFacility report DMR history

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

EPA has no reports on file for this permit in this window. That may be EPA's gap, not the facility's.

Reporting

Reports due: About 20 days after each period ends

How strict are these limits?

Compared with the same limit in similar permits.

BOD, 5-day, 20 deg. C, daily average 10 mg/L — stricter than 58% of 271 other minor industrial and other permits in Texas; 41% have the same limit
BOD, 5-day, 20 deg. C, single grab sample 35 mg/L — stricter than 48% of 204 other minor industrial and other permits in Texas; 51% have the same limit
Solids, total suspended, daily average 15 mg/L — stricter than 35% of 775 other minor industrial and other permits in Texas; 60% have the same limit
Solids, total suspended, single grab sample 60 mg/L — stricter than 15% of 550 other minor industrial and other permits in Texas; 80% have the same limit
Oxygen, dissolved [DO], monthly minimum at least 4 mg/L — stricter than 12% of 624 other minor industrial and other permits in Texas; 69% have the same limit
E. coli, single grab sample 399 CFU/100mL — stricter than 0% of 440 other minor industrial and other permits in Texas; 67% have the same limit
E. coli, daily average 126 CFU/100mL — stricter than 0% of 486 other minor industrial and other permits in Texas; 68% have the same limit
pH, minimum at least 6 SU — stricter than 0% of 1033 other minor industrial and other permits in Texas; 96% have the same limit
pH, maximum 9 SU — stricter than 0% of 1033 other minor industrial and other permits in Texas; 99% have the same limit
Chlorine, total residual, monthly minimum at least 1 mg/L — stricter than 0% of 607 other minor industrial and other permits in Texas; 100% have the same limit
Chlorine, total residual, monthly maximum 4 mg/L — stricter than 0% of 594 other minor industrial and other permits in Texas; 100% have the same limit

Limits in force (15)

Outfall	Parameter	Statistic	Limit	Months
001	Oxygen, dissolved [DO]	monthly minimum	>= 4 mg/L	all year
001	BOD, 5-day, 20 deg. C	daily average	<= 10 mg/L	all year
001	BOD, 5-day, 20 deg. C	single grab sample	<= 35 mg/L	all year
001	BOD, 5-day, 20 deg. C	daily average	<= 5.2 lb/d	all year
001	pH	minimum	>= 6 SU	all year
001	pH	maximum	<= 9 SU	all year
001	Solids, total suspended	daily average	<= 15 mg/L	all year
001	Solids, total suspended	single grab sample	<= 60 mg/L	all year
001	Solids, total suspended	daily average	<= 7.8 lb/d	all year
001	Flow, in conduit or thru treatment plant	daily average	<= .0625 MGD	all year
001	Flow, in conduit or thru treatment plant	daily maximum	report only	all year
001	Chlorine, total residual	monthly minimum	>= 1 mg/L	all year
001	Chlorine, total residual	monthly maximum	<= 4 mg/L	all year
001	E. coli	daily average	<= 126 CFU/100mL	all year
001	E. coli	single grab sample	<= 399 CFU/100mL	all year

From EPA's ECHO data, not the permit document itself: your permit is the final word. All states