Imerys Carbonates, LLC

NPDES permit AL0003662 · Major NON-POTW · administratively continued, expires 2016-07-31 · 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.

This permit expired on 2016-07-31 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)
2of 108 forms filed late

Last period with anything received: 2026-08-31. Most often over: Toxicity [chronic], Ceriodaphnia dubia (1).

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 (192)

OutfallParameterStatisticLimitMonths
002pHDAILY MN >= 6 SU all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedDAILY AV <= 25 mg/L all year
002Solids, total suspendedDAILY AV <= 25 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Solids, total suspendedDAILY MX <= 45 mg/L all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY AV report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspendedDAILY AV <= 25 mg/L all year
007Solids, total suspendedDAILY AV <= 25 mg/L all year
007Solids, total suspendedDAILY MX <= 45 mg/L all year
007Solids, total suspendedDAILY MX <= 45 mg/L all year
007Flow, in conduit or thru treatment plantDAILY AV report only all year
007Flow, in conduit or thru treatment plantDAILY AV report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
010pHDAILY MN >= 6 SU all year
010pHDAILY MN >= 6 SU all year
010pHDAILY MX <= 9 SU all year
010pHDAILY MX <= 9 SU all year
010Solids, total suspendedDAILY AV <= 25 mg/L all year
010Solids, total suspendedDAILY AV <= 25 mg/L all year
010Solids, total suspendedDAILY MX <= 45 mg/L all year
010Solids, total suspendedDAILY MX <= 45 mg/L all year
010Iron, total [as Fe]DAILY MN report only all year
010Iron, total [as Fe]DAILY MN report only all year
010Iron, total [as Fe]DAILY AV report only all year
010Iron, total [as Fe]DAILY AV report only all year
010Iron, total [as Fe]DAILY MX report only all year
010Iron, total [as Fe]DAILY MX report only all year
010Manganese, total [as Mn]DAILY MN report only all year
010Manganese, total [as Mn]DAILY MN report only all year
010Manganese, total [as Mn]DAILY AV report only all year
010Manganese, total [as Mn]DAILY AV report only all year
010Manganese, total [as Mn]DAILY MX report only all year
010Manganese, total [as Mn]DAILY MX report only all year
010Oil and greaseDAILY MN report only all year
010Oil and greaseDAILY MN report only all year
010Oil and greaseDAILY AV report only all year
010Oil and greaseDAILY AV report only all year
010Oil and greaseDAILY MX <= 15 mg/L all year
010Oil and greaseDAILY MX <= 15 mg/L all year
010Flow, in conduit or thru treatment plantDAILY AV report only all year
010Flow, in conduit or thru treatment plantDAILY AV report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
010Toxicity [chronic], Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 all year
010Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX <= 0 pass=0;fail=1 all year
010Solids, total dissolvedDAILY MN report only all year
010Solids, total dissolvedDAILY MN report only all year
010Solids, total dissolvedDAILY AV report only all year
010Solids, total dissolvedDAILY AV report only all year
010Solids, total dissolvedDAILY MX report only all year
010Solids, total dissolvedDAILY MX report only all year
010Chemical Oxygen Demand [COD]DAILY MN report only all year
010Chemical Oxygen Demand [COD]DAILY MN report only all year
010Chemical Oxygen Demand [COD]DAILY AV report only all year
010Chemical Oxygen Demand [COD]DAILY AV report only all year
010Chemical Oxygen Demand [COD]DAILY MX report only all year
010Chemical Oxygen Demand [COD]DAILY MX report only all year
011pHDAILY MN >= 6 SU all year
011pHDAILY MN >= 6 SU all year
011pHDAILY MX <= 9 SU all year
011pHDAILY MX <= 9 SU all year
011Solids, total suspendedDAILY AV <= 25 mg/L all year
011Solids, total suspendedDAILY AV <= 25 mg/L all year
011Solids, total suspendedDAILY MX <= 45 mg/L all year
011Solids, total suspendedDAILY MX <= 45 mg/L all year
011Iron, total [as Fe]DAILY MN report only all year
011Iron, total [as Fe]DAILY MN report only all year
011Iron, total [as Fe]DAILY AV report only all year
011Iron, total [as Fe]DAILY AV report only all year
011Iron, total [as Fe]DAILY MX report only all year
011Iron, total [as Fe]DAILY MX report only all year
011Manganese, total [as Mn]DAILY MN report only all year
011Manganese, total [as Mn]DAILY MN report only all year
011Manganese, total [as Mn]DAILY AV report only all year
011Manganese, total [as Mn]DAILY AV report only all year
011Manganese, total [as Mn]DAILY MX report only all year
011Manganese, total [as Mn]DAILY MX report only all year
011Oil and greaseDAILY MN report only all year
011Oil and greaseDAILY MN report only all year
011Oil and greaseDAILY AV report only all year
011Oil and greaseDAILY AV report only all year
011Oil and greaseDAILY MX <= 15 mg/L all year
011Oil and greaseDAILY MX <= 15 mg/L all year
011Flow, in conduit or thru treatment plantDAILY AV report only all year
011Flow, in conduit or thru treatment plantDAILY AV report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Toxicity [chronic], Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 all year
011Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX <= 0 pass=0;fail=1 all year
011Solids, total dissolvedDAILY MN report only all year
011Solids, total dissolvedDAILY MN report only all year
011Solids, total dissolvedDAILY AV report only all year
011Solids, total dissolvedDAILY AV report only all year
011Solids, total dissolvedDAILY MX report only all year
011Solids, total dissolvedDAILY MX report only all year
011Chemical Oxygen Demand [COD]DAILY MN report only all year
011Chemical Oxygen Demand [COD]DAILY MN report only all year
011Chemical Oxygen Demand [COD]DAILY AV report only all year
011Chemical Oxygen Demand [COD]DAILY AV report only all year
011Chemical Oxygen Demand [COD]DAILY MX report only all year
011Chemical Oxygen Demand [COD]DAILY MX report only all year
012pHDAILY MN report only all year
012pHDAILY MN report only all year
012pHDAILY MX report only all year
012pHDAILY MX report only all year
012Solids, total suspendedDAILY AV report only all year
012Solids, total suspendedDAILY AV report only all year
012Solids, total suspendedDAILY MX report only all year
012Solids, total suspendedDAILY MX report only all year
012Flow, in conduit or thru treatment plantDAILY AV report only all year
012Flow, in conduit or thru treatment plantDAILY AV report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
015pHDAILY MN >= 6 SU all year
015pHDAILY MN >= 6 SU all year
015pHDAILY MX <= 9 SU all year
015pHDAILY MX <= 9 SU all year
015Solids, total suspendedDAILY AV <= 25 mg/L all year
015Solids, total suspendedDAILY AV <= 25 mg/L all year
015Solids, total suspendedDAILY MX <= 45 mg/L all year
015Solids, total suspendedDAILY MX <= 45 mg/L all year
015Flow, in conduit or thru treatment plantDAILY AV report only all year
015Flow, in conduit or thru treatment plantDAILY AV report only all year
015Flow, in conduit or thru treatment plantDAILY MX report only all year
015Flow, in conduit or thru treatment plantDAILY MX report only all year
016pHDAILY MN >= 6 SU all year
016pHDAILY MN >= 6 SU all year
016pHDAILY MX <= 9 SU all year
016pHDAILY MX <= 9 SU all year
016Solids, total suspendedDAILY AV <= 25 mg/L all year
016Solids, total suspendedDAILY AV <= 25 mg/L all year
016Solids, total suspendedDAILY MX <= 45 mg/L all year
016Solids, total suspendedDAILY MX <= 45 mg/L all year
016Iron, total [as Fe]DAILY MN report only all year
016Iron, total [as Fe]DAILY MN report only all year
016Iron, total [as Fe]DAILY AV report only all year
016Iron, total [as Fe]DAILY AV report only all year
016Iron, total [as Fe]DAILY MX report only all year
016Iron, total [as Fe]DAILY MX report only all year
016Manganese, total [as Mn]DAILY MN report only all year
016Manganese, total [as Mn]DAILY MN report only all year
016Manganese, total [as Mn]DAILY AV report only all year
016Manganese, total [as Mn]DAILY AV report only all year
016Manganese, total [as Mn]DAILY MX report only all year
016Manganese, total [as Mn]DAILY MX report only all year
016Oil and greaseDAILY MN report only all year
016Oil and greaseDAILY MN report only all year
016Oil and greaseDAILY AV report only all year
016Oil and greaseDAILY AV report only all year
016Oil and greaseDAILY MX <= 15 mg/L all year
016Oil and greaseDAILY MX <= 15 mg/L all year
016Flow, in conduit or thru treatment plantDAILY AV report only all year
016Flow, in conduit or thru treatment plantDAILY AV report only all year
016Flow, in conduit or thru treatment plantDAILY MX report only all year
016Flow, in conduit or thru treatment plantDAILY MX report only all year
016Toxicity [chronic], Ceriodaphnia dubiaDAILY MX <= 0 pass=0;fail=1 all year
016Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX <= 0 pass=0;fail=1 all year
016Solids, total dissolvedDAILY MN report only all year
016Solids, total dissolvedDAILY MN report only all year
016Solids, total dissolvedDAILY AV report only all year
016Solids, total dissolvedDAILY AV report only all year
016Solids, total dissolvedDAILY MX report only all year
016Solids, total dissolvedDAILY MX report only all year
016Chemical Oxygen Demand [COD]DAILY MN report only all year
016Chemical Oxygen Demand [COD]DAILY MN report only all year
016Chemical Oxygen Demand [COD]DAILY AV report only all year
016Chemical Oxygen Demand [COD]DAILY AV report only all year
016Chemical Oxygen Demand [COD]DAILY MX report only all year
016Chemical Oxygen Demand [COD]DAILY MX report only all year
021pHDAILY MN >= 6 SU all year
021pHDAILY MN >= 6 SU all year
021pHDAILY MX <= 9 SU all year
021pHDAILY MX <= 9 SU all year
021Solids, total suspendedDAILY AV <= 25 mg/L all year
021Solids, total suspendedDAILY AV <= 25 mg/L all year
021Solids, total suspendedDAILY MX <= 45 mg/L all year
021Solids, total suspendedDAILY MX <= 45 mg/L all year
021Flow, in conduit or thru treatment plantDAILY AV report only all year
021Flow, in conduit or thru treatment plantDAILY AV report only all year
021Flow, in conduit or thru treatment plantDAILY MX report only all year
021Flow, in conduit or thru treatment plantDAILY 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