City of Lamar

NPDES permit MO0110272 · Minor NON-POTW · administratively continued, expires 2022-09-30 · 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.

This permit expired on 2022-09-30 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

1values over a limit
0required values missing, on 0 form(s)
0of 4 forms filed late

Last period with anything received: 2026-06-30. Most often over: Aluminum, total recoverable (1).

Reporting

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).

Limits in force (25)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY MX <= 80 mg/L all year
001Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001FluorideDAILY MX report only all year
001Arsenic, total recoverableDAILY MX report only all year
001Iron, total recoverableDAILY MX report only all year
001Selenium, total recoverableDAILY MX report only all year
001Thallium, total recoverableDAILY MX report only all year
001Beryllium, total recoverable [as Be]DAILY MX report only all year
001Nickel, total recoverableDAILY MX report only all year
001Silver total recoverableDAILY MX report only all year
001Aluminum, total recoverableDAILY MX <= 750 ug/L all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only all year
001Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
001BenzeneDAILY MX report only all year
001PhenolsDAILY MX report only all year
001ChlorideDAILY MX report only all year
001RainfallDAILY MX report only all year
001Mercury, total recoverableDAILY MX report only all year
001Storm water flowDAILY MX report only all year
001Chlorides + SulfatesDAILY 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