NPDES permit TX0000876 · Major NON-POTW · administratively continued, expires 2025-05-29 · EPA's file as of 2026-09-19
Check this month's numbers before you fileSign-ups are not open yet. We counted that someone asked — not who, and not which permit — and we open them once enough people do. The check stays free.
This permit expired on 2025-05-29 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last 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 | Oxygen, dissolved [DO] | MO MIN | >= 5 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | DAILY AV | <= 50 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 100 mg/L | all year |
| 001 | Oil & Grease | DAILY AV | <= 15 mg/L | all year |
| 001 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 001 | Fluoride, total [as F] | DAILY AV | <= 9 mg/L | all year |
| 001 | Fluoride, total [as F] | DAILY MX | <= 14 mg/L | all year |
| 001 | Arsenic, total [as As] | DAILY AV | report only | all year |
| 001 | Arsenic, total [as As] | DAILY MX | report only | all year |
| 001 | Beryllium, total [as Be] | DAILY AV | report only | all year |
| 001 | Beryllium, total [as Be] | DAILY MX | report only | all year |
| 001 | Copper, total [as Cu] | DAILY AV | <= .039 mg/L | all year |
| 001 | Copper, total [as Cu] | DAILY MX | <= .082 mg/L | all year |
| 001 | Iron, total [as Fe] | DAILY AV | <= 1.3 mg/L | all year |
| 001 | Iron, total [as Fe] | DAILY MX | <= 2.6 mg/L | all year |
| 001 | Nickel, total [as Ni] | DAILY AV | <= .98 mg/L | all year |
| 001 | Nickel, total [as Ni] | DAILY MX | <= 2 mg/L | all year |
| 001 | Silver, total [as Ag] | DAILY AV | report only | all year |
| 001 | Silver, total [as Ag] | DAILY MX | report only | all year |
| 001 | Antimony, total [as Sb] | DAILY AV | <= .64 mg/L | all year |
| 001 | Antimony, total [as Sb] | DAILY MX | <= 1.27 mg/L | all year |
| 001 | Aluminum, total [as Al] | DAILY AV | <= .83 mg/L | all year |
| 001 | Aluminum, total [as Al] | DAILY MX | <= 1.77 mg/L | all year |
| 001 | Selenium, total [as Se] | DAILY AV | report only | all year |
| 001 | Selenium, total [as Se] | DAILY MX | report only | 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 | Chlorine, total residual | DAILY MX | <= .2 mg/L | all year |
| 001 | Solids, total dissolved | DAILY AV | <= 1050 mg/L | all year |
| 001 | Solids, total dissolved | DAILY MX | <= 1200 mg/L | all year |
| 001 | Mercury, total [as Hg] | DAILY AV | report only | all year |
| 001 | Mercury, total [as Hg] | 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 | <= 65 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 | <= 65 mg/L | all year |
| 201 | Flow, in conduit or thru treatment plant | DAILY AV | <= .28 MGD | all year |
| 201 | Flow, in conduit or thru treatment plant | DAILY MX | <= .5 MGD | all year |
| 201 | E. coli | DAILY AV | <= 126 CFU/100mL | all year |
| 201 | E. coli | DAILY MX | <= 394 CFU/100mL | all year |
| 401 | pH | MINIMUM | >= 6 SU | all year |
| 401 | pH | MAXIMUM | <= 10 SU | all year |
| 401 | Solids, total suspended | DAILY AV | report only | all year |
| 401 | Solids, total suspended | DAILY MX | report only | all year |
| 401 | Fluoride, total [as F] | DAILY AV | report only | all year |
| 401 | Fluoride, total [as F] | DAILY MX | report only | all year |
| 401 | Nickel, total [as Ni] | DAILY AV | report only | all year |
| 401 | Nickel, total [as Ni] | DAILY MX | report only | all year |
| 401 | Antimony, total [as Sb] | DAILY AV | report only | all year |
| 401 | Antimony, total [as Sb] | DAILY MX | report only | all year |
| 401 | Aluminum, total [as Al] | DAILY AV | report only | all year |
| 401 | Aluminum, total [as Al] | DAILY MX | report only | all year |
| 401 | Flow [dry weather] | DAILY AV | <= 10 MGD | all year |
| 401 | Flow [dry weather] | DAILY MX | <= 20 MGD | all year |
| 501 | pH | MINIMUM | >= 6 SU | all year |
| 501 | pH | MAXIMUM | <= 10 SU | all year |
| 501 | Solids, total suspended | DAILY MX | report only | all year |
| 501 | Copper, total [as Cu] | DAILY MX | <= 1 mg/L | all year |
| 501 | Lead, total [as Pb] | DAILY MX | <= 1 mg/L | all year |
| 501 | Flow [dry weather] | DAILY AV | <= 25 MGD | all year |
| 501 | Flow [dry weather] | DAILY MX | <= 30 MGD | all year |
| 601 | pH | MINIMUM | >= 6 SU | all year |
| 601 | pH | MAXIMUM | <= 10 SU | all year |
| 601 | Solids, total suspended | DAILY MX | report only | all year |
| 601 | Copper, total [as Cu] | DAILY MX | <= 1 mg/L | all year |
| 601 | Lead, total [as Pb] | DAILY MX | <= 1 mg/L | all year |
| 601 | Flow [dry weather] | DAILY AV | <= 3 MGD | all year |
| 601 | Flow [dry weather] | DAILY MX | <= 6 MGD | all year |
| TX1 | Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 48HR MIN | report only | all year |
| TX1 | Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | MO AV MN | report only | all year |
| TX1 | LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 48HR MIN | report only | all year |
| TX1 | LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | MO AV MN | report only | all year |
| TX1 | NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 48HR MIN | report only | all year |
| TX1 | NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | MO AV MN | report only | all year |
| TX1 | NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 48HR MIN | report only | all year |
| TX1 | NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | MO AV MN | report only | all year |
| TX1 | LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | 48HR MIN | report only | all year |
| TX1 | LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | MO AV MN | report only | all year |
| TX1 | LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas | 48HR MIN | report only | all year |
| TX1 | LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas | MO AV MN | report only | all year |
| TXA | LC50 Pass/Fail Static 24Hr Acute D. Pulex | SINGSAMP | report only | all year |
| TXA | LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | SINGSAMP | 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