Specialty Granules Inc.

NPDES permit MO0112950 · Minor NON-POTW · effective, expires 2027-04-30 · 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.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
14of 56 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 (73)

OutfallParameterStatisticLimitMonths
001Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
001Oxygen demand, chem. [high level] [COD]MO AVG report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY MX <= 80 mg/L all year
001Solids, total suspendedMO AVG <= 60 mg/L all year
001Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
001Oil and grease [soxhlet extr.] tot.MO AVG report only all year
001Flow, process wastewaterDAILY MX report only all year
001Flow, process wastewaterMO AVG report only all year
002Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
002Oxygen demand, chem. [high level] [COD]MO AVG report only all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedDAILY MX <= 80 mg/L all year
002Solids, total suspendedMO AVG <= 60 mg/L all year
002Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
002Oil and grease [soxhlet extr.] tot.MO AVG report only all year
002Flow, process wastewaterDAILY MX report only all year
002Flow, process wastewaterMO AVG report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
003Oxygen demand, chem. [high level] [COD]MO AVG report only all year
003pHMINIMUM >= 6.5 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedDAILY MX report only all year
003Solids, total suspendedMO AVG report only all year
003Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
003Oil and grease [soxhlet extr.] tot.MO AVG report only all year
003Flow, process wastewaterDAILY MX report only all year
003Flow, process wastewaterMO AVG report only all year
004pHMINIMUM >= 6.5 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedDAILY MX report only all year
004Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
004Storm water flowDAILY MX report only all year
005pHMINIMUM >= 6.5 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedDAILY MX report only all year
005Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
005Storm water flowDAILY MX report only all year
006pHMINIMUM >= 6.5 SU all year
006pHMAXIMUM <= 9 SU all year
006Solids, total suspendedDAILY MX report only all year
006Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
006Storm water flowDAILY MX report only all year
007pHMINIMUM >= 6.5 SU all year
007pHMAXIMUM <= 9 SU all year
007Solids, total suspendedDAILY MX report only all year
007Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
007Storm water flowDAILY MX report only all year
008pHMINIMUM >= 6.5 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedDAILY MX report only all year
008Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
008Storm water flowDAILY MX report only all year
009pHMINIMUM >= 6.5 SU all year
009pHMAXIMUM <= 9 SU all year
009Solids, total suspendedDAILY MX report only all year
009Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
009Storm water flowDAILY MX report only all year
010pHMINIMUM >= 6.5 SU all year
010pHMAXIMUM <= 9 SU all year
010Solids, total suspendedDAILY MX report only all year
010Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
010Storm water flowDAILY MX report only all year
011pHMINIMUM >= 6.5 SU all year
011pHMAXIMUM <= 9 SU all year
011Solids, total suspendedDAILY MX report only all year
011Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
011Storm water flowDAILY MX report only all year
SM1Solids, total suspendedDAILY MX report only all year
SM2Solids, total suspendedDAILY MX report only all year
SM3Solids, total suspendedDAILY 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