LANXESS CORPORATION

NPDES permit WV0116459 · Minor NON-POTW · effective, expires 2027-02-27 · 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 15 forms filed late

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

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (22)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil and grease, hexane extr methodMO AVG report only all year
001Oil and grease, hexane extr methodDAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Arsenic, total recoverableMO AVG report only all year
001Arsenic, total recoverableDAILY MX report only all year
001Iron, total recoverableMO AVG report only all year
001Iron, total recoverableDAILY MX report only all year
001Aluminum, total recoverableMO AVG <= .63 mg/L all year
001Aluminum, total recoverableDAILY MX <= 1.69 mg/L all year
001BenzeneMO AVG <= 15.7 ug/L all year
001BenzeneDAILY MX <= 35.3 ug/L 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
001Tri-n-butyl phosphateMO AVG <= .56 mg/L all year
001Tri-n-butyl phosphateDAILY MX <= 2.1 mg/L all year
001Chemical Oxygen Demand [COD]MO AVG report only all year
001Chemical 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