OLDCASTLE APG NORTHEAST INC

NPDES permit PA0245593 · Minor NON-POTW · effective, expires 2029-03-31 · 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

5required values missing, on 1 form(s)

0of 6 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).

Outfall 001, form Q (001-Q): files for periods ending in Mar, Jun, Sep, Dec
Outfall 001, form S (001-S): files for periods ending in Jun, Dec

Limits in force (9)

Outfall	Parameter	Statistic	Limit	Months
001	pH	INST MIN	>= 6 SU	all year
001	pH	INST MAX	<= 9 SU	all year
001	Solids, total suspended	QRTR AVG	<= 50 mg/L	all year
001	Solids, total suspended	DAILY MX	<= 100 mg/L	all year
001	Oil & Grease	INST MAX	<= 5 mg/L	all year
001	Nitrogen, total [as N]	DAILY MX	report only	all year
001	Phosphorus, total [as P]	DAILY MX	report only	all year
001	Iron, total [as Fe]	DAILY MX	report only	all year
001	Aluminum, total [as Al]	DAILY 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