MONTEBELLO W.T.P.

NPDES permit MD0003042 · Minor NON-POTW · expired, expires 2024-05-31 · 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.

This permit expired on 2024-05-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

3values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Solids, total suspended (2), Chlorine, total residual (1).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among MD permits in EPA's filings — check your permit).

Limits in force (9)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHM6 <= 8.5 SU all year
001Solids, total suspendedMX MO AV <= 20 mg/L all year
001Solids, total suspendedMX DA AV <= 30 mg/L all year
001Aluminum, total recoverableMX MO AV <= 1 mg/L all year
001Aluminum, total recoverableMX DA AV <= 2 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
001Chlorine, total residualMAXIMUM <= .1 mg/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