SOLUTIA INC.

NPDES permit WV0116181 · Minor NON-POTW · effective, expires 2029-09-30 · 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

2values over a limit
0required values missing, on 0 form(s)
1of 19 forms filed late

Last period with anything received: 2026-07-31. Most often over: Aluminum, total recoverable (2).

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 (48)

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
001Iron, total recoverableMO AVG <= 10.4 mg/L all year
001Iron, total recoverableDAILY MX <= 20.8 mg/L all year
001Aluminum, total recoverableMO AVG <= .97 mg/L all year
001Aluminum, total recoverableDAILY MX <= 1.95 mg/L all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinMO AVG <= .013 pg/L all year
0012,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX <= .019 pg/L all year
001Vinyl chlorideMO AVG <= .6 ug/L all year
001Vinyl chlorideDAILY MX <= .9 ug/L all year
001TrichloroethyleneMO AVG <= .0163 mg/L all year
001TrichloroethyleneDAILY MX <= .0237 mg/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
001Mercury, total [as Hg]MO AVG <= .091 ug/L all year
001Mercury, total [as Hg]DAILY MX <= .182 ug/L all year
001Chemical Oxygen Demand [COD]MO AVG report only all year
001Chemical Oxygen Demand [COD]DAILY MX report only all year
002pHINST MIN report only all year
002pHINST MAX report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedDAILY MX report only all year
002Iron, total recoverableMO AVG report only all year
002Iron, total recoverableDAILY MX report only all year
002Aluminum, total recoverableMO AVG report only all year
002Aluminum, total recoverableDAILY MX report only all year
0022,3,7,8-Tetrachlorodibenzo-p-dioxinMO AVG report only all year
0022,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chemical Oxygen Demand [COD]MO AVG report only all year
002Chemical Oxygen Demand [COD]DAILY MX report only all year
003pHINST MIN report only all year
003pHINST MAX report only all year
003Solids, total suspendedMO AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Iron, total recoverableMO AVG report only all year
003Iron, total recoverableDAILY MX report only all year
003Aluminum, total recoverableMO AVG report only all year
003Aluminum, total recoverableDAILY MX report only all year
0032,3,7,8-Tetrachlorodibenzo-p-dioxinMO AVG report only all year
0032,3,7,8-Tetrachlorodibenzo-p-dioxinDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chemical Oxygen Demand [COD]MO AVG 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