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Foremark Performance Chemicals Inc

Industrial Organic Chemicals, La Porte, Texas. NPDES permit TX0122335, in force until Feb 10, 2030. Last 12 months: no values over a limit, 2 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (17 values), outfall 101 form A monthly (9 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (26)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Oxygen demand, chem. [high level] [COD]daily average≤ 150 mg/Lall year001
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year001
pHminimum≥ 5 SUall year001
pHmaximum≤ 11 SUall year001
Solids, total suspendeddaily averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Oil & Greasedaily average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Zinc, total [as Zn]daily averagereport only (mg/L)all year001
Zinc, total [as Zn]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantdaily average≤ .6 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ 1.5 MGDall year001
Chlorine, free availabledaily average≤ .2 mg/Lall year001
Chlorine, free availabledaily maximum≤ .5 mg/Lall year001
pH range excursions, > 60 minutesmonthly total≤ 0 occur/moall year001
pH range excursions, monthly total accummonthly total≤ 446 minall year001
BOD, 5-day, 20 deg. Cdaily average≤ 20 mg/Lall year101
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year101
Solids, total suspendeddaily average≤ 20 mg/Lall year101
Solids, total suspendeddaily maximum≤ 45 mg/Lall year101
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year101
Enterococcidaily average≤ 35 CFU/100mLall year101
Enterococcidaily maximum≤ 104 CFU/100mLall year101

New limits from Mar 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Zinc, total [as Zn], daily average0.25 mg/Lnew27.8 mg/L (11 values)111×
Zinc, total [as Zn], daily maximum0.53 mg/Lnew43.1 mg/L (11 values)81.3×

How strict are these limits?

Cited limits by parameter: Texas's rules and the federal ones.

Same industry: the 165 Chemicals and Allied Products 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/TX0122335 · MCP: https://passage-data.com/mcp