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Electric Services, major discharger, Richmond, Texas. NPDES permit TX0123510, in force until May 5, 2031. Last 12 months: over a limit 2 times (last June 2026), 1 of 38 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Oil & Grease, daily average | 17 mg/L | ≤ 10 mg/L | 70% |
| June 2026 | Oil & Grease, daily maximum | 29 mg/L | ≤ 15 mg/L | 93% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily average | report only (deg F) | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily average | ≤ 150 mg/L | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily average | ≤ 1878 lb/d | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 2504 lb/d | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Chloride [as Cl] | daily average | report only (mg/L) | all year | 001 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily average | report only (mg/L) | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily average | ≤ .18 mg/L | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ .18 mg/L | all year | 001 |
| Chromium, total [as Cr] | daily average | ≤ 1.55 lb/d | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 1.55 lb/d | all year | 001 |
| Zinc, total [as Zn] | daily average | ≤ .9 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ .9 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily average | ≤ 7.74 lb/d | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 7.74 lb/d | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ 1.5 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 3 MGD | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .1 mg/L | all year | 001 |
| Solids, total dissolved | daily average | report only (mg/L) | all year | 001 |
| Solids, total dissolved | daily maximum | report only (mg/L) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 201 |
| pH | maximum | ≤ 9 SU | all year | 201 |
| Solids, total suspended | daily average | ≤ 30 mg/L | all year | 201 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 201 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 201 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 201 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 201 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 201 |
| pH | minimum | ≥ 6 SU | all year | 301 |
| pH | maximum | ≤ 9 SU | all year | 301 |
| Solids, total suspended | daily average | ≤ 30 mg/L | all year | 301 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 301 |
| Oil & Grease | daily average | ≤ 10 mg/L | all year | 301 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 301 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 301 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 301 |
| Whole effluent toxicity - retest #1 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (pass=0;fail=1) | all year | TX1 |
| LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | 48-hour minimum | report only (%) | all year | TX1 |
| NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex | monthly average minimum | report only (%) | all year | TX1 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | 48-hour minimum | report only (%) | all year | TX1 |
| NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | 48-hour minimum | report only (%) | all year | TX1 |
| LOAEC Lethal Static Renewal 48HR Acute Daphnia pulex | monthly average minimum | report only (%) | all year | TX1 |
| LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas | 48-hour minimum | report only (%) | all year | TX1 |
| LOAEC Lethal Survival Static Renewal 48Hr Acute Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| LC50 Pass/Fail Static 24Hr Acute D. Pulex | single sample | report only (pass=0;fail=1) | all year | TXA |
| LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | single sample | report only (pass=0;fail=1) | all year | TXA |
Cited limits by parameter: Texas's rules and the federal ones.
Same industry: the 87 Electric Services permits in Texas.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/TX0123510 · MCP: https://passage-data.com/mcp