FOREMARK PERFORMANCE CHEMICALS INC

NPDES permit TX0122335 · Minor NON-POTW · effective, expires 2030-02-10 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 22 forms filed late

Last period with anything received: 2026-07-31.

Reporting

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).

Limits in force (26)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Oxygen demand, chem. [high level] [COD]DAILY AV <= 150 mg/L all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 200 mg/L all year
001pHMINIMUM >= 5 SU all year
001pHMAXIMUM <= 11 SU all year
001Solids, total suspendedDAILY AV report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY AV <= 10 mg/L all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Zinc, total [as Zn]DAILY AV report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY AV <= .6 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 1.5 MGD all year
001Chlorine, free availableDAILY AV <= .2 mg/L all year
001Chlorine, free availableDAILY MX <= .5 mg/L all year
001pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
001pH range excursions, monthly total accumMO TOTAL <= 446 min all year
101BOD, 5-day, 20 deg. CDAILY AV <= 20 mg/L all year
101BOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
101Solids, total suspendedDAILY AV <= 20 mg/L all year
101Solids, total suspendedDAILY MX <= 45 mg/L all year
101Flow, in conduit or thru treatment plantDAILY AV report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
101Chlorine, total residualMO MIN >= 1 mg/L all year
101EnterococciDAILY AV <= 35 CFU/100mL all year
101EnterococciDAILY MX <= 104 CFU/100mL 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