NPDES permit TX0075311 · Minor NON-POTW · effective, expires 2031-03-20 · 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 (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Oil & Grease | DAILY MX | <= 15 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 |
| 002 | BOD, 5-day, 20 deg. C | DAILY AV | <= 30 mg/L | all year |
| 002 | BOD, 5-day, 20 deg. C | DAILY MX | <= 60 mg/L | all year |
| 002 | BOD, 5-day, 20 deg. C | DAILY AV | <= 21 lb/d | all year |
| 002 | BOD, 5-day, 20 deg. C | DAILY MX | <= 42 lb/d | all year |
| 002 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 600 mg/L | all year |
| 002 | Oxygen demand, chem. [high level] [COD] | DAILY AV | <= 210 lb/d | all year |
| 002 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 420 lb/d | all year |
| 002 | pH | MINIMUM | >= 6 SU | all year |
| 002 | pH | MAXIMUM | <= 9 SU | all year |
| 002 | Solids, total suspended | DAILY MX | <= 80 mg/L | all year |
| 002 | Solids, total suspended | DAILY AV | <= 21 lb/d | all year |
| 002 | Solids, total suspended | DAILY MX | <= 56 lb/d | all year |
| 002 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 002 | Oil & Grease | DAILY AV | <= 7 lb/d | all year |
| 002 | Oil & Grease | DAILY MX | <= 10.5 lb/d | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY AV | <= 5.1 mg/L | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 10.2 mg/L | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY AV | <= 3.6 lb/d | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 7.1 lb/d | all year |
| 002 | Manganese, total [as Mn] | DAILY AV | <= 1 mg/L | all year |
| 002 | Manganese, total [as Mn] | DAILY MX | <= 2 mg/L | all year |
| 002 | Zinc, total [as Zn] | DAILY AV | report only | all year |
| 002 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 002 | Phenols | DAILY MX | <= .2 mg/L | all year |
| 002 | Phenols | DAILY AV | <= .08 lb/d | all year |
| 002 | Phenols | DAILY MX | <= .14 lb/d | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY AV | <= .084 MGD | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | <= .248 MGD | all year |
| 002 | Chlorine, total residual | MO MIN | >= 1 mg/L | all year |
| 002 | Chlorine, total residual | MO MAX | <= 4 mg/L | all year |
| 002 | Enterococci | DAILY AV | <= 35 CFU/100mL | all year |
| 002 | Enterococci | DAILY MX | <= 104 CFU/100mL | all year |
| 003 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 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 | 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 |
| 004 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 mg/L | all year |
| 004 | pH | MINIMUM | >= 6 SU | all year |
| 004 | pH | MAXIMUM | <= 9 SU | all year |
| 004 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 004 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 004 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 005 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 mg/L | all year |
| 005 | pH | MINIMUM | >= 6 SU | all year |
| 005 | pH | MAXIMUM | <= 9 SU | all year |
| 005 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 005 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 005 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 006 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 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 | 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 |
| 007 | Oxygen demand, chem. [high level] [COD] | DAILY MX | <= 150 mg/L | all year |
| 007 | pH | MINIMUM | >= 6 SU | all year |
| 007 | pH | MAXIMUM | <= 9 SU | all year |
| 007 | Oil & Grease | DAILY MX | <= 15 mg/L | all year |
| 007 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 007 | Flow, in conduit or thru treatment plant | DAILY 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