NPDES permit TX0101567 · Minor NON-POTW · effective, expires 2026-11-18 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
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).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 001 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 001 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 001 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 011 | pH | MINIMUM | >= 6 SU | all year |
| 011 | pH | MAXIMUM | <= 9 SU | all year |
| 011 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 011 | Selenium, total [as Se] | DAILY MX | <= .012 mg/L | all year |
| 011 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 011 | Flow, in conduit or thru treatment plant | DAILY MX | <= 14.4 MGD | all year |
| 012 | pH | MINIMUM | >= 6 SU | all year |
| 012 | pH | MAXIMUM | <= 9 SU | all year |
| 012 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 012 | Selenium, total [as Se] | DAILY MX | <= .012 mg/L | all year |
| 012 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 012 | Flow, in conduit or thru treatment plant | DAILY MX | <= 4.32 MGD | all year |
| 016 | pH | MINIMUM | >= 6 SU | all year |
| 016 | pH | MAXIMUM | <= 9 SU | all year |
| 016 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 016 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 016 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 016 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 016 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 016 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 016 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 017 | pH | MINIMUM | >= 6 SU | all year |
| 017 | pH | MAXIMUM | <= 9 SU | all year |
| 017 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 017 | Selenium, total [as Se] | DAILY MX | <= .013 mg/L | all year |
| 017 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 017 | Flow, in conduit or thru treatment plant | DAILY MX | <= 4.32 MGD | all year |
| 018 | pH | MINIMUM | >= 6 SU | all year |
| 018 | pH | MAXIMUM | <= 9 SU | all year |
| 018 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 018 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 018 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 018 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 018 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 018 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 018 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 019 | pH | MINIMUM | >= 6 SU | all year |
| 019 | pH | MAXIMUM | <= 9 SU | all year |
| 019 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 019 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 019 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 019 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 019 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 019 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 019 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 020 | pH | MINIMUM | >= 6 SU | all year |
| 020 | pH | MAXIMUM | <= 9 SU | all year |
| 020 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 020 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 020 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 020 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 020 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 020 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 020 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 021 | pH | MINIMUM | >= 6 SU | all year |
| 021 | pH | MAXIMUM | <= 9 SU | all year |
| 021 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 021 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 021 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 021 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 021 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 021 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 021 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 022 | pH | MINIMUM | >= 6 SU | all year |
| 022 | pH | MAXIMUM | <= 9 SU | all year |
| 022 | Solids, total suspended | DAILY AV | <= 35 mg/L | all year |
| 022 | Solids, total suspended | DAILY MX | <= 70 mg/L | all year |
| 022 | Iron, total [as Fe] | DAILY AV | <= 3 mg/L | all year |
| 022 | Iron, total [as Fe] | DAILY MX | <= 6 mg/L | all year |
| 022 | Selenium, total [as Se] | DAILY MX | <= .035 mg/L | all year |
| 022 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 022 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 101 | pH | MINIMUM | >= 6 SU | all year |
| 101 | pH | MAXIMUM | <= 9 SU | all year |
| 101 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 101 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 101 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 116 | pH | MINIMUM | >= 6 SU | all year |
| 116 | pH | MAXIMUM | <= 9 SU | all year |
| 116 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 116 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 116 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 118 | pH | MINIMUM | >= 6 SU | all year |
| 118 | pH | MAXIMUM | <= 9 SU | all year |
| 118 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 118 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 118 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 119 | pH | MINIMUM | >= 6 SU | all year |
| 119 | pH | MAXIMUM | <= 9 SU | all year |
| 119 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 119 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 119 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 120 | pH | MINIMUM | >= 6 SU | all year |
| 120 | pH | MAXIMUM | <= 9 SU | all year |
| 120 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 120 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 120 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 121 | pH | MINIMUM | >= 6 SU | all year |
| 121 | pH | MAXIMUM | <= 9 SU | all year |
| 121 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 121 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 121 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 122 | pH | MINIMUM | >= 6 SU | all year |
| 122 | pH | MAXIMUM | <= 9 SU | all year |
| 122 | Solids, settleable | DAILY MX | <= .5 mL/L | all year |
| 122 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 122 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 201 | BOD, 5-day, 20 deg. C | DAILY AV | <= 20 mg/L | all year |
| 201 | BOD, 5-day, 20 deg. C | DAILY MX | <= 45 mg/L | all year |
| 201 | pH | MINIMUM | >= 6 SU | all year |
| 201 | pH | MAXIMUM | <= 9 SU | all year |
| 201 | Solids, total suspended | DAILY AV | <= 20 mg/L | all year |
| 201 | Solids, total suspended | DAILY MX | <= 45 mg/L | all year |
| 201 | Flow, in conduit or thru treatment plant | DAILY AV | <= .017 MGD | all year |
| 201 | Flow, in conduit or thru treatment plant | DAILY MX | <= .02 MGD | all year |
| 201 | Chlorine, total residual | MO MIN | >= 1 mg/L | all year |
| 201 | Chlorine, total residual | MO MAX | <= 4 mg/L | all year |
| 201 | E. coli | DAILY AV | <= 126 CFU/100mL | all year |
| 201 | E. coli | DAILY MX | <= 399 CFU/100mL | all year |
| 301 | Oil & Grease | DAILY AV | <= 15 mg/L | all year |
| 301 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 301 | Flow, in conduit or thru treatment plant | DAILY AV | <= .0075 MGD | all year |
| 301 | Flow, in conduit or thru treatment plant | DAILY MX | <= .015 MGD | 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