Missouri American Water Company

NPDES permit MO0004600 · Minor NON-POTW · expired, expires 2014-12-31 · EPA's file as of 2026-09-19

This permit expired on 2014-12-31 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

0values over a limit

0required values missing, on 0 form(s)

0of 4 forms filed late

Last period with anything received: 2026-06-30.

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

Outfall	Parameter	Statistic	Limit	Months
001	pH	DAILY MN	report only	all year
001	pH	DAILY MX	report only	all year
001	Chlorine, total residual	DAILY MX	report only	all year
001	Chlorine, total residual	MO AVG	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