Amtrak Wilmington Maintenance Facility

NPDES permit DE0050962 · Minor NON-POTW · effective, expires 2028-02-29 · 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)
12of 60 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 (35)

OutfallParameterStatisticLimitMonths
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX <= 15 mg/L all year
001Surfactants [MBAS]DAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX <= 15 mg/L all year
002Surfactants [MBAS]DAILY MX report only all year
002TrichloroethyleneDAILY MX report only all year
002TrichloroethyleneDAILY MX report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHDAILY MN >= 6 SU all year
005pHDAILY MX <= 9 SU all year
005Solids, total suspendedDAILY MX report only all year
005Oil & GreaseDAILY MX <= 15 mg/L all year
005Surfactants [MBAS]DAILY MX report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspendedDAILY MX report only all year
006Oil & GreaseDAILY MX <= 15 mg/L all year
006Surfactants [MBAS]DAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspendedDAILY MX report only all year
007Oil & GreaseDAILY MX <= 15 mg/L all year
007Nitrogen, total [as N]DAILY MX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Enterococci: group D, MF trans, M-E, EIADAILY MX report only all year
007Surfactants [MBAS]DAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY 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