Linde Inc.

NPDES permit AL0072044 · Minor NON-POTW · effective, expires 2031-05-31 · 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.

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

0values over a limit
0required values missing, on 0 form(s)
0of 18 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (28)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHDAILY MN report only all year
001pHDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Quarterly Certification StatementDAILY MX <= 0 Y=0;N=1 all year
01ATemperature, water deg. fahrenheitDAILY MX <= 86 deg F all year
01ABOD, 5-day, 20 deg. CDAILY MX report only all year
01ApHDAILY MN >= 6 SU all year
01ApHDAILY MN >= 6 SU all year
01ApHDAILY MX <= 8.5 SU all year
01ApHDAILY MX <= 8.5 SU all year
01ASolids, total suspendedDAILY MX report only all year
01AOil & GreaseDAILY MX <= 15 mg/L all year
01ANitrogen, ammonia total [as N]DAILY MX report only all year
01APhosphorus, total [as P]DAILY MX report only all year
01ACarbon, tot organic [TOC]DAILY MX report only all year
01ACopper, total recoverableMO AVG <= .0389 mg/L all year
01ACopper, total recoverableDAILY MX <= .0584 mg/L all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
01AChlorine, total residualMO AVG <= .011 mg/L all year
01AChlorine, total residualDAILY MX <= .019 mg/L all year
01ACyanide, free availableMO AVG <= .0052 mg/L all year
01ACyanide, free availableDAILY MX <= .022 mg/L 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