UNITED ALUMINUM

NPDES permit CT0030201 · Minor NON-POTW · administratively continued, expires 2017-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2017-06-30 and is administratively continued: 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

0values over a limit
3required values missing, on 1 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 29 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (16)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitINST MAX <= 107 deg F Jan, Apr, Jul, Oct
001Flow rateMO AVG <= 480000 gal/d Jan, Apr, Jul, Oct
001pHINST MIN >= 6 SU Jan, Apr, Jul, Oct
001pHINST MAX <= 9 SU Jan, Apr, Jul, Oct
001Oil & GreaseDAILY MX <= 5 mg/L Jan, Jul
001Copper, total [as Cu]DAILY MX <= .014 mg/L Jan, Apr, Jul, Oct
001Iron, total [as Fe]DAILY MX report only Jan, Apr, Jul, Oct
001Lead, total [as Pb]DAILY MX report only Jan, Apr, Jul, Oct
001Manganese, total [as Mn]DAILY MX report only Jan, Apr, Jul, Oct
001Aluminum, total [as Al]DAILY MX report only Jan, Apr, Jul, Oct
001Flow, maximum during 24 hr periodDAILY MX <= 486000 gal/d Jan, Apr, Jul, Oct
001pH, maximumINST MAX <= 9 SU Jan, Apr, Jul, Oct
001pH, minimumINST MIN >= 6 SU Jan, Apr, Jul, Oct
001FlowDAILY MX <= 486000 gal/d Jan, Apr, Jul, Oct
001NOAEL Static 48Hr Acute D. pulexINST MIN >= 90 % Jan, Apr, Jul, Oct
001NOAEL Static 48Hr Acute Pimephales promelasINST MIN >= 90 % Jan, Apr, Jul, Oct

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