SOLUTIA INC.

NPDES permit WV0077020 · Minor NON-POTW · effective, expires 2027-04-11 · EPA's file as of 2026-09-26

Keep this permit as a site — opens New site at EPA's facility point (38.4475, -81.8289); you set the radius.

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.

These are the last limits EPA's file holds for this permit, from an earlier version of it (version 0 in EPA's file): its current version carries none yet. Read your permit: a renewal can change them.

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

0values over a limit
0required values missing, on 0 form(s)
0of 8 forms filed late

Last period with anything received: 2025-12-31.

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).

How strict are these limits?

Each concentration limit against the same limit in comparable permits. Where it appears more than once, its strictest value.

Limits in force (74)

OutfallParameterStatisticLimitMonths
009pHinstantaneous minimum report only all year
009pHinstantaneous maximum report only all year
009Solids, total suspendedmonthly average report only all year
009Solids, total suspendeddaily maximum report only all year
009Nitrogen, ammonia total [as N]monthly average report only all year
009Nitrogen, ammonia total [as N]daily maximum report only all year
009Nitrite + Nitrate total [as N]monthly average report only all year
009Nitrite + Nitrate total [as N]daily maximum report only all year
009Chloride [as Cl]monthly average report only all year
009Chloride [as Cl]daily maximum report only all year
009Iron, total recoverablemonthly average report only all year
009Iron, total recoverabledaily maximum report only all year
009Copper, total recoverablemonthly average report only all year
009Copper, total recoverabledaily maximum report only all year
0092,3,7,8-Tetrachlorodibenzo-p-dioxinmonthly average report only all year
0092,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum report only all year
009Flow, in conduit or thru treatment plantmonthly average report only all year
009Flow, in conduit or thru treatment plantdaily maximum report only all year
009Organics, total toxic [TTO]monthly average report only all year
009Organics, total toxic [TTO]daily maximum report only all year
009Chemical Oxygen Demand [COD]monthly average report only all year
009Chemical Oxygen Demand [COD]daily maximum report only all year
010pHinstantaneous minimum report only all year
010pHinstantaneous maximum report only all year
010Solids, total suspendedmonthly average report only all year
010Solids, total suspendeddaily maximum report only all year
010Nitrogen, ammonia total [as N]monthly average report only all year
010Nitrogen, ammonia total [as N]daily maximum report only all year
010Nitrite + Nitrate total [as N]monthly average report only all year
010Nitrite + Nitrate total [as N]daily maximum report only all year
010Chloride [as Cl]monthly average report only all year
010Chloride [as Cl]daily maximum report only all year
010Iron, total recoverablemonthly average report only all year
010Iron, total recoverabledaily maximum report only all year
010Copper, total recoverablemonthly average report only all year
010Copper, total recoverabledaily maximum report only all year
0102,3,7,8-Tetrachlorodibenzo-p-dioxinmonthly average report only all year
0102,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum report only all year
010Flow, in conduit or thru treatment plantmonthly average report only all year
010Flow, in conduit or thru treatment plantdaily maximum report only all year
010Organics, total toxic [TTO]monthly average report only all year
010Organics, total toxic [TTO]daily maximum report only all year
010Chemical Oxygen Demand [COD]monthly average report only all year
010Chemical Oxygen Demand [COD]daily maximum report only all year
011pHinstantaneous minimum >= 6 SU all year
011pHinstantaneous maximum <= 9 SU all year
011Solids, total suspendedmonthly average <= 28 mg/L all year
011Solids, total suspendeddaily maximum <= 47 mg/L all year
011Chloride [as Cl]monthly average <= 193 mg/L all year
011Chloride [as Cl]daily maximum <= 349 mg/L all year
011Iron, total recoverablemonthly average <= .9 mg/L all year
011Iron, total recoverabledaily maximum <= 2.7 mg/L all year
011Zinc, total [as Zn]monthly average report only all year
011Zinc, total [as Zn]daily maximum report only all year
011Lead, total recoverablemonthly average report only all year
011Lead, total recoverabledaily maximum report only all year
011Copper, total recoverablemonthly average report only all year
011Copper, total recoverabledaily maximum report only all year
011Manganese, total recoverablemonthly average report only all year
011Manganese, total recoverabledaily maximum report only all year
011Benzenemonthly average report only all year
011Benzenedaily maximum report only all year
011Chlorobenzenemonthly average report only all year
011Chlorobenzenedaily maximum report only all year
0112,3,7,8-Tetrachlorodibenzo-p-dioxinmonthly average report only all year
0112,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum report only all year
011Vinyl chloridemonthly average report only all year
011Vinyl chloridedaily maximum report only all year
011Trichloroethylenemonthly average report only all year
011Trichloroethylenedaily maximum report only all year
011Flow, in conduit or thru treatment plantmonthly average report only all year
011Flow, in conduit or thru treatment plantdaily maximum report only all year
011Organics, total toxic [TTO]monthly average report only all year
011Organics, total toxic [TTO]daily maximum 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