OFFUTT AIR FORCE BASE

NPDES permit NE0121789 · Minor FEDERAL · effective, expires 2026-12-31 · 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
4required values missing, on 1 form(s)
1of 2 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 (12)

OutfallParameterStatisticLimitMonths
003pHDAILY MN >= 6.5 SU all year
003pHDAILY MX <= 9 SU all year
003Vinyl chlorideMO AVG report only all year
003Vinyl chlorideDAILY MX <= 16 ug/L all year
003TrichloroethyleneMO AVG report only all year
003TrichloroethyleneDAILY MX <= 30 ug/L 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
003cis-1,2-DichloroethyleneMO AVG report only all year
003cis-1,2-DichloroethyleneDAILY MX report only all year
003trans-1,2-DichloroethyleneMO AVG report only all year
003trans-1,2-DichloroethyleneDAILY MX <= 4000 ug/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