EXXONMOBIL OIL CORPORATION

NPDES permit IL0066362 · Minor NON-POTW · effective, expires 2027-05-31 · 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)
6of 22 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 (32)

OutfallParameterStatisticLimitMonths
003pHMO MIN report only all year
003pHMO MAX report only all year
003Oil and grease30DA AVG report only all year
003Oil and greaseDAILY MX report only all year
003Benzene, ethylbenzene, toluene, xylene combination30DA AVG report only Jun, Dec
003Benzene, ethylbenzene, toluene, xylene combinationDAILY MX report only Jun, Dec
003Toluene30DA AVG report only Jun, Dec
003TolueneDAILY MX report only Jun, Dec
003Benzene30DA AVG report only Jun, Dec
003BenzeneDAILY MX report only Jun, Dec
003Ethylbenzene30DA AVG report only Jun, Dec
003EthylbenzeneDAILY MX report only Jun, Dec
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Xylene [mix of m+o+p]30DA AVG report only Jun, Dec
003Xylene [mix of m+o+p]DAILY MX report only Jun, Dec
008pHMO MIN report only all year
008pHMO MAX report only all year
008Oil and grease30DA AVG report only all year
008Oil and greaseDAILY MX report only all year
008Benzene, ethylbenzene, toluene, xylene combination30DA AVG report only Jun, Dec
008Benzene, ethylbenzene, toluene, xylene combinationDAILY MX report only Jun, Dec
008Toluene30DA AVG report only Jun, Dec
008TolueneDAILY MX report only Jun, Dec
008Benzene30DA AVG report only Jun, Dec
008BenzeneDAILY MX report only Jun, Dec
008Ethylbenzene30DA AVG report only Jun, Dec
008EthylbenzeneDAILY MX report only Jun, Dec
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Xylene [mix of m+o+p]30DA AVG report only Jun, Dec
008Xylene [mix of m+o+p]DAILY MX report only Jun, Dec

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