American Carbonyl LLC — NPDES permit AL0000345: limits, due date and EPA's record

NPDES permit AL0000345 · Minor NON-POTW · effective, expires 2026-12-31 · EPA's file as of 2026-09-19

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

Reporting

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

Limits in force (22)

Outfall	Parameter	Statistic	Limit	Months
001	pH	DAILY MN	report only	all year
001	pH	DAILY MX	report only	all year
001	Solids, total suspended	DAILY MX	report only	all year
001	Oil & Grease	MAXIMUM	<= 15 mg/L	all year
001	Nitrogen, total [as N]	DAILY MX	report only	all year
001	Carbon, tot organic [TOC]	DAILY MX	report only	all year
001	Iron, total recoverable	DAILY MX	report only	all year
001	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
001	Chemical Oxygen Demand [COD]	DAILY MX	report only	all year
002	Temperature, water deg. fahrenheit	DAILY MX	<= 100 deg F	all year
002	pH	DAILY MN	>= 6 SU	all year
002	pH	DAILY MX	<= 8.5 SU	all year
002	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	pH	DAILY MN	report only	all year
003	pH	DAILY MX	report only	all year
003	Solids, total suspended	DAILY MX	report only	all year
003	Oil & Grease	MAXIMUM	<= 15 mg/L	all year
003	Nitrogen, total [as N]	DAILY MX	report only	all year
003	Carbon, tot organic [TOC]	DAILY MX	report only	all year
003	Iron, total recoverable	DAILY MX	report only	all year
003	Flow, in conduit or thru treatment plant	DAILY MX	report only	all year
003	Chemical Oxygen Demand [COD]	DAILY MX	report only	all year