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NPDES permit TX0119661 · Minor NON-POTW · effective, expires 2030-02-03 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 44 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (39)

OutfallParameterStatisticLimitMonths
101Oxygen demand, chem. [high level] [COD]DAILY MX <= 150 mg/L all year
101pHMINIMUM >= 6 SU all year
101pHMAXIMUM <= 9 SU all year
101Solids, total suspendedDAILY AV <= 30 mg/L all year
101Solids, total suspendedDAILY MX <= 100 mg/L all year
101Oil & GreaseDAILY AV <= 15 mg/L all year
101Oil & GreaseDAILY MX <= 20 mg/L all year
101Flow, in conduit or thru treatment plantDAILY AV report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
201BOD, 5-day, 20 deg. CDAILY AV <= 20 mg/L all year
201BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
201pHMINIMUM >= 6 SU all year
201pHMAXIMUM <= 9 SU all year
201Solids, total suspendedDAILY AV <= 20 mg/L all year
201Solids, total suspendedDAILY MX <= 45 mg/L all year
201Flow, in conduit or thru treatment plantDAILY AV report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
201E. coliDAILY AV <= 126 CFU/100mL all year
201E. coliDAILY MX <= 399 CFU/100mL all year
301pHMINIMUM >= 6 SU all year
301pHMAXIMUM <= 9 SU all year
301Solids, total suspendedDAILY AV <= 30 mg/L all year
301Solids, total suspendedDAILY MX <= 100 mg/L all year
301Oil & GreaseDAILY AV <= 15 mg/L all year
301Oil & GreaseDAILY MX <= 20 mg/L all year
301Flow, in conduit or thru treatment plantDAILY AV report only all year
301Flow, in conduit or thru treatment plantDAILY MX report only all year
401pHMINIMUM >= 6 SU all year
401pHMAXIMUM <= 9 SU all year
401Solids, total suspendedDAILY AV <= 30 mg/L all year
401Solids, total suspendedDAILY MX <= 100 mg/L all year
401Oil & GreaseDAILY AV <= 15 mg/L all year
401Oil & GreaseDAILY MX <= 20 mg/L all year
401Copper, total [as Cu]DAILY AV <= 1 mg/L all year
401Copper, total [as Cu]DAILY MX <= 1 mg/L all year
401Iron, total [as Fe]DAILY AV <= 1 mg/L all year
401Iron, total [as Fe]DAILY MX <= 1 mg/L all year
401Flow, in conduit or thru treatment plantDAILY AV report only all year
401Flow, in conduit or thru treatment plantDAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states