Occidental Chemical Corporation

NPDES permit AL0000213 · Minor NON-POTW · administratively continued, expires 2026-03-31 · 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.

This permit expired on 2026-03-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
0required values missing, on 0 form(s)
1of 22 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among AL permits in EPA's filings — check your permit).

Limits in force (33)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F all year
001Oxygen, dissolved [DO]DAILY MN >= 3 mg/L all year
001pHDAILY MN report only all year
001pHDAILY MN report only all year
001pHDAILY MX report only all year
001pHDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Nitrite + Nitrate total [as N]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Apr, May, Jun, Jul, Aug, Sep
001Arsenic, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= .022 mg/L all year
001Cyanide, free availableDAILY MX report only all year
001Toxicity [acute], Ceriodaphnia dubiaSINGSAMP <= 0 pass=0;fail=1 all year
001Toxicity [acute], Pimephales promelas [Fathead Minnow]SINGSAMP <= 0 pass=0;fail=1 all year
001Mercury, total recoverableDAILY AV report only all year
001Mercury, total recoverableDAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
001Chemical Oxygen Demand [COD]DAILY MX report only all year
001pH range excursions, > 60 minutesMO MAX <= 0 occur/mo all year
001pH range excursions, monthly total accumMO MAX <= 446 min all year
003pHDAILY MN report only all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chemical Oxygen Demand [COD]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