St. Francois County Environmental Corp

NPDES permit MO0108774 · Minor NON-POTW · effective, expires 2030-03-31 · 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
0required values missing, on 0 form(s)
2of 8 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).

Limits in force (44)

OutfallParameterStatisticLimitMonths
002Sulfate [as S]DAILY MX report only all year
002Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedDAILY MX <= 59 mg/L all year
002Solids, settleableDAILY MX <= 1.5 mL/L all year
002Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Iron, total recoverableDAILY MX report only all year
002Selenium, total recoverableDAILY MX report only all year
002Thallium, total recoverableDAILY MX report only all year
002Barium, total recoverableDAILY MX report only all year
002Zinc, total recoverableDAILY MX report only all year
002Cadmium, total recoverableDAILY MX report only all year
002Lead, total recoverableDAILY MX <= 65 ug/L all year
002Copper, total recoverableDAILY MX report only all year
002Manganese, total recoverableDAILY MX report only all year
002BenzeneDAILY MX report only all year
002ChlorideDAILY MX report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Chlorides + SulfatesDAILY MX report only all year
003Sulfate [as S]DAILY MX report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
003pHMINIMUM >= 6.5 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedDAILY MX <= 59 mg/L all year
003Solids, settleableDAILY MX <= 1.5 mL/L all year
003Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
003Nitrogen, ammonia total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Iron, total recoverableDAILY MX report only all year
003Selenium, total recoverableDAILY MX report only all year
003Thallium, total recoverableDAILY MX report only all year
003Barium, total recoverableDAILY MX report only all year
003Zinc, total recoverableDAILY MX report only all year
003Cadmium, total recoverableDAILY MX report only all year
003Lead, total recoverableDAILY MX <= 65 ug/L all year
003Copper, total recoverableDAILY MX report only all year
003Manganese, total recoverableDAILY MX report only all year
003BenzeneDAILY MX report only all year
003ChlorideDAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorides + 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