NPDES permit TX0046892 · Minor NON-POTW · effective, expires 2026-10-28 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31. Most often over: Aluminum, total [as Al] (1).
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 | Oxygen, dissolved [DO] | MO MIN | >= 4 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY AV | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 60 mg/L | all year |
| 001 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 350 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 001 | Copper, total [as Cu] | DAILY MX | <= .017 mg/L | all year |
| 001 | Phenols | DAILY MX | <= .3 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 |
| 001 | E. coli | DAILY MX | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | <= 1200 mg/L | all year |
| 002 | Temperature, water deg. fahrenheit | DAILY MX | <= 93 deg F | all year |
| 002 | Oxygen demand, chem. [high level] [COD] | DAILY AV | <= 250 mg/L | all year |
| 002 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 350 mg/L | all year |
| 002 | pH | MINIMUM | >= 6 SU | all year |
| 002 | pH | MAXIMUM | <= 9 SU | all year |
| 002 | Oil & Grease | DAILY AV | <= 15 mg/L | all year |
| 002 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 002 | Nitrogen, total [as N] | DAILY MX | report only | all year |
| 002 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 002 | Copper, total [as Cu] | DAILY AV | <= .0078 mg/L | all year |
| 002 | Copper, total [as Cu] | DAILY MX | <= .017 mg/L | all year |
| 002 | Aluminum, total [as Al] | DAILY AV | <= 1.724 mg/L | all year |
| 002 | Aluminum, total [as Al] | DAILY MX | <= 3.648 mg/L | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 002 | E. coli | DAILY AV | report only | all year |
| 002 | E. coli | DAILY MX | report only | all year |
| 002 | Solids, total dissolved | DAILY AV | report only | all year |
| 002 | Solids, total dissolved | DAILY MX | <= 1189 mg/L | all year |
| 003 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 350 mg/L | all year |
| 003 | pH | MINIMUM | >= 6 SU | all year |
| 003 | pH | MAXIMUM | <= 9 SU | all year |
| 003 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 003 | Aluminum, total [as Al] | DAILY AV | report only | all year |
| 003 | Aluminum, total [as Al] | DAILY MX | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 006 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 300 mg/L | all year |
| 006 | pH | MINIMUM | >= 6 SU | all year |
| 006 | pH | MAXIMUM | <= 9 SU | all year |
| 006 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 006 | Sulfate, total [as SO4] | DAILY MX | <= 313 mg/L | all year |
| 006 | Copper, total [as Cu] | DAILY MX | report only | all year |
| 006 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 006 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 006 | E. coli | DAILY MX | report only | all year |
| 006 | Solids, total dissolved | DAILY MX | <= 1215 mg/L | 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