Olin Corporation

NPDES permit TN0002461 · Major NON-POTW · effective, expires 2027-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 48 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among TN permits in EPA's filings — check your permit).

Limits in force (174)

OutfallParameterStatisticLimitMonths
001ConductivityMO AVG report only (alert) all year
001ConductivityMO AVG report only (alert) all year
001ConductivityMO AVG report only (alert) all year
001ConductivityMO AVG report only (alert) all year
001ConductivityMO AVG report only (alert) all year
001ConductivityDAILY MX <= 90108 umho/cm (alert) all year
001ConductivityDAILY MX <= 90108 umho/cm (alert) all year
001ConductivityDAILY MX <= 90108 umho/cm (alert) all year
001ConductivityDAILY MX <= 90108 umho/cm (alert) all year
001ConductivityDAILY MX <= 90108 umho/cm (alert) all year
001pHDAILY MN >= 6 SU (alert) all year
001pHDAILY MN >= 6 SU (alert) all year
001pHDAILY MN >= 6 SU (alert) all year
001pHDAILY MN >= 6 SU (alert) all year
001pHDAILY MN >= 6 SU (alert) all year
001pHDAILY MX <= 9 SU (alert) all year
001pHDAILY MX <= 9 SU (alert) all year
001pHDAILY MX <= 9 SU (alert) all year
001pHDAILY MX <= 9 SU (alert) all year
001pHDAILY MX <= 9 SU (alert) all year
001Solids, total suspendedMO AVG <= 530 lb/d all year
001Solids, total suspendedMO AVG <= 530 lb/d all year
001Solids, total suspendedMO AVG <= 530 lb/d all year
001Solids, total suspendedMO AVG <= 530 lb/d all year
001Solids, total suspendedMO AVG <= 530 lb/d all year
001Solids, total suspendedDAILY MX <= 1144 lb/d all year
001Solids, total suspendedDAILY MX <= 1144 lb/d all year
001Solids, total suspendedDAILY MX <= 1144 lb/d all year
001Solids, total suspendedDAILY MX <= 1144 lb/d all year
001Solids, total suspendedDAILY MX <= 1144 lb/d all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]MO AVG report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]MO AVG <= 36964 lb/d all year
001Sulfate, total [as SO4]MO AVG <= 36964 lb/d all year
001Sulfate, total [as SO4]MO AVG <= 36964 lb/d all year
001Sulfate, total [as SO4]MO AVG <= 36964 lb/d all year
001Sulfate, total [as SO4]MO AVG <= 36964 lb/d all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= 8.21 lb/d all year
001Chlorine, total residualMO AVG <= 8.21 lb/d all year
001Chlorine, total residualMO AVG <= 8.21 lb/d all year
001Chlorine, total residualMO AVG <= 8.21 lb/d all year
001Chlorine, total residualMO AVG <= 8.21 lb/d all year
001Chlorine, total residualDAILY MX <= 13.52 lb/d all year
001Chlorine, total residualDAILY MX <= 13.52 lb/d all year
001Chlorine, total residualDAILY MX <= 13.52 lb/d all year
001Chlorine, total residualDAILY MX <= 13.52 lb/d all year
001Chlorine, total residualDAILY MX <= 13.52 lb/d all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliGEO MEAN <= 126 #/100mL all year
001E. coliDAILY MX <= 487 #/100mL all year
001E. coliDAILY MX <= 487 #/100mL all year
001E. coliDAILY MX <= 487 #/100mL all year
001E. coliDAILY MX <= 487 #/100mL all year
001E. coliDAILY MX <= 487 #/100mL all year
001Production divided by days operated mo.MO AVG report only all year
001Production divided by days operated mo.MO AVG report only all year
001Production divided by days operated mo.MO AVG report only all year
001Production divided by days operated mo.MO AVG report only all year
001Production divided by days operated mo.MO AVG report only all year
001Solids, total dissolvedDAILY MX <= 60000 mg/L all year
001Solids, total dissolvedDAILY MX <= 60000 mg/L all year
001Solids, total dissolvedDAILY MX <= 60000 mg/L all year
001Solids, total dissolvedDAILY MX <= 60000 mg/L all year
001Solids, total dissolvedDAILY MX <= 60000 mg/L all year
001Mercury, total [as Hg]MO AVG <= .046 lb/d all year
001Mercury, total [as Hg]MO AVG <= .046 lb/d all year
001Mercury, total [as Hg]MO AVG <= .046 lb/d all year
001Mercury, total [as Hg]MO AVG <= .046 lb/d all year
001Mercury, total [as Hg]MO AVG <= .046 lb/d all year
001Length of longest pH excursionMO MAX <= 60 min all year
001Length of longest pH excursionMO MAX <= 60 min all year
001Length of longest pH excursionMO MAX <= 60 min all year
001Length of longest pH excursionMO MAX <= 60 min all year
001Length of longest pH excursionMO MAX <= 60 min all year
001% of time exceeding pH limitsMO TOTAL <= 1 % all year
001% of time exceeding pH limitsMO TOTAL <= 1 % all year
001% of time exceeding pH limitsMO TOTAL <= 1 % all year
001% of time exceeding pH limitsMO TOTAL <= 1 % all year
001% of time exceeding pH limitsMO TOTAL <= 1 % all year
003Temperature, water deg. centigradeDAILY MX report only all year
003Temperature, water deg. centigradeDAILY MX report only all year
003Temperature, water deg. centigradeDAILY MX report only all year
003pHDAILY MN >= 6 SU (alert) all year
003pHDAILY MN >= 6 SU (alert) all year
003pHDAILY MN >= 6 SU (alert) all year
003pHDAILY MX <= 9 SU (alert) all year
003pHDAILY MX <= 9 SU (alert) all year
003pHDAILY MX <= 9 SU (alert) all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Mercury, total [as Hg]MO AVG <= .035 lb/d all year
003Mercury, total [as Hg]MO AVG <= .035 lb/d all year
003Mercury, total [as Hg]MO AVG <= .035 lb/d all year
003Length of longest pH excursionMO MAX <= 60 min all year
003Length of longest pH excursionMO MAX <= 60 min all year
003Length of longest pH excursionMO MAX <= 60 min all year
003% of time exceeding pH limitsMO TOTAL <= 1 % all year
003% of time exceeding pH limitsMO TOTAL <= 1 % all year
003% of time exceeding pH limitsMO TOTAL <= 1 % all year
01AOxygen, dissolved [DO]MO AVG report only all year
01AOxygen, dissolved [DO]MO AVG report only all year
01AOxygen, dissolved [DO]MO AVG report only all year
01AOxygen, dissolved [DO]DAILY MX report only all year
01AOxygen, dissolved [DO]DAILY MX report only all year
01AOxygen, dissolved [DO]DAILY MX report only all year
01ABOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
01ABOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
01ABOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
01ABOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
01ABOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
01ABOD, 5-day, 20 deg. CDAILY MX <= 45 mg/L all year
01ASolids, total suspendedDAILY MX <= 45 mg/L all year
01ASolids, total suspendedDAILY MX <= 45 mg/L all year
01ASolids, total suspendedDAILY MX <= 45 mg/L all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantMO AVG report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
01AFlow, in conduit or thru treatment plantDAILY MX report only all year
SW2pHVALUE report only all year
SW2Solids, total suspendedDAILY MX report only all year
SW2Flow, in conduit or thru treatment plantDAILY MX report only all year
SW2Mercury, total [as Hg]DAILY MX report only all year
SW3pHVALUE report only (alert) all year
SW3Solids, total suspendedDAILY MX report only (alert) all year
SW3Flow, in conduit or thru treatment plantDAILY MX report only (alert) all year
SW3Mercury, total [as Hg]DAILY MX report only (alert) all year
SW4pHVALUE report only all year
SW4Solids, total suspendedDAILY MX report only all year
SW4Flow, in conduit or thru treatment plantDAILY MX report only all year
SW4Mercury, total [as Hg]DAILY MX report only all year
SW6pHVALUE report only all year
SW6Solids, total suspendedDAILY MX report only all year
SW6Flow, in conduit or thru treatment plantDAILY MX report only all year
SW6Mercury, total [as Hg]DAILY MX report only all year
SW7pHVALUE report only all year
SW7Solids, total suspendedDAILY MX report only all year
SW7Flow, in conduit or thru treatment plantDAILY MX report only all year
SW7Mercury, total [as Hg]DAILY MX report only all year
SW8pHVALUE report only all year
SW8Solids, total suspendedDAILY MX report only all year
SW8Flow, in conduit or thru treatment plantDAILY MX report only all year
SW8Mercury, total [as Hg]DAILY 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