ALLIED TUBE & CONDUIT CORPORATION

NPDES permit IL0063649 · Minor NON-POTW · administratively continued, expires 2026-08-31 · EPA's file as of 2026-09-19

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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 2026-08-31 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

2values over a limit
6required values missing, on 3 form(s)
3of 24 forms filed late

Last period with anything received: 2026-08-31. Most often over: Zinc, total [as Zn] (2).

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 (40)

OutfallParameterStatisticLimitMonths
001pHMO MIN report only all year
001pHMO MIN report only all year
001pHMO MAX report only all year
001pHMO MAX report only all year
001Oil & Grease30DA AVG report only all year
001Oil & Grease30DA AVG report only all year
001Oil & GreaseDAILY MX report only all year
001Oil & GreaseDAILY MX report only all year
001Iron, total [as Fe]30DA AVG report only all year
001Iron, total [as Fe]30DA AVG report only all year
001Iron, total [as Fe]DAILY MX report only all year
001Iron, total [as Fe]DAILY MX report only all year
001Zinc, total [as Zn]DAILY MX <= 1.15 mg/L all year
001Zinc, total [as Zn]DAILY MX <= 1.15 mg/L all year
001Zinc, total [as Zn]DAILY MX <= 1.84 mg/L all year
001Zinc, total [as Zn]DAILY MX <= 1.84 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only 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
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002pHMO MIN report only all year
002pHMO MIN report only all year
002pHMO MAX report only all year
002pHMO MAX report only all year
002Oil & Grease30DA AVG report only all year
002Oil & Grease30DA AVG report only all year
002Oil & GreaseDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Iron, total [as Fe]30DA AVG report only all year
002Iron, total [as Fe]30DA AVG report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Zinc, total [as Zn]DAILY MX <= 1.15 mg/L all year
002Zinc, total [as Zn]DAILY MX <= 1.15 mg/L all year
002Zinc, total [as Zn]DAILY MX <= 1.84 mg/L all year
002Zinc, total [as Zn]DAILY MX <= 1.84 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, 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