Dow Silicones Corp

NPDES permit KY0001279 · Major NON-POTW · effective, expires 2027-01-31 · 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)
0of 27 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among KY permits in EPA's filings — check your permit).

Limits in force (143)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG <= 95 deg F all year
001Temperature, water deg. fahrenheitDAILY MX <= 100 deg F all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Hardness, total [as CaCO3]MO AVG report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Chloride [as Cl]MO AVG report only all year
001Chloride [as Cl]DAILY MX 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
001Toxicity, final conc toxicity unitsMAXIMUM <= 1 tox acute all year
002BOD, 5-day, 20 deg. CMO AVG <= 223.26 lb/d all year
002BOD, 5-day, 20 deg. CDAILY MX <= 594.3 lb/d all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedMO AVG <= 289.18 lb/d all year
002Solids, total suspendedDAILY MX <= 926.55 lb/d all year
002Cyanide, total [as CN]MO AVG <= 4.17 lb/d all year
002Cyanide, total [as CN]DAILY MX <= 11.91 lb/d all year
002Nickel, total recoverableMO AVG <= 16.77 lb/d all year
002Nickel, total recoverableDAILY MX <= 39.49 lb/d all year
002Zinc, total recoverableMO AVG <= 10.42 lb/d all year
002Zinc, total recoverableDAILY MX <= 25.9 lb/d all year
002Lead, total recoverableMO AVG <= 3.18 lb/d all year
002Lead, total recoverableDAILY MX <= 6.85 lb/d all year
002Chromium, total recoverableMO AVG <= 11.01 lb/d all year
002Chromium, total recoverableDAILY MX <= 27.48 lb/d all year
002Copper, total recoverableMO AVG <= 14.39 lb/d all year
002Copper, total recoverableDAILY MX <= 33.54 lb/d all year
002Carbon tetrachlorideMO AVG <= .18 lb/d all year
002Carbon tetrachlorideDAILY MX <= .38 lb/d all year
0021,2-DichloroethaneMO AVG <= .67 lb/d all year
0021,2-DichloroethaneDAILY MX <= 2.09 lb/d all year
002ChloroformMO AVG <= .21 lb/d all year
002ChloroformDAILY MX <= .46 lb/d all year
002TolueneMO AVG <= .26 lb/d all year
002TolueneDAILY MX <= .79 lb/d all year
002BenzeneMO AVG <= .37 lb/d all year
002BenzeneDAILY MX <= 1.35 lb/d all year
002AcenaphthyleneMO AVG <= .22 lb/d all year
002AcenaphthyleneDAILY MX <= .59 lb/d all year
002AcenaphtheneMO AVG <= .22 lb/d all year
002AcenaphtheneDAILY MX <= .59 lb/d all year
002AcrylonitrileMO AVG <= .95 lb/d all year
002AcrylonitrileDAILY MX <= 2.4 lb/d all year
002AnthraceneMO AVG <= .22 lb/d all year
002AnthraceneDAILY MX <= .59 lb/d all year
002Benzo[k]fluorantheneMO AVG <= .22 lb/d all year
002Benzo[k]fluorantheneDAILY MX <= .59 lb/d all year
002Benzo[a]pyreneMO AVG <= .23 lb/d all year
002Benzo[a]pyreneDAILY MX <= .61 lb/d all year
002ChlorobenzeneMO AVG <= .15 lb/d all year
002ChlorobenzeneDAILY MX <= .28 lb/d all year
002ChryseneMO AVG <= .22 lb/d all year
002ChryseneDAILY MX <= .59 lb/d all year
002Diethyl phthalateMO AVG <= .8 lb/d all year
002Diethyl phthalateDAILY MX <= 2.01 lb/d all year
002Dimethyl phthalateMO AVG <= .19 lb/d all year
002Dimethyl phthalateDAILY MX <= .47 lb/d all year
002EthylbenzeneMO AVG <= .32 lb/d all year
002EthylbenzeneDAILY MX <= 1.07 lb/d all year
002FluorantheneMO AVG <= .25 lb/d all year
002FluorantheneDAILY MX <= .67 lb/d all year
002FluoreneMO AVG <= .22 lb/d all year
002FluoreneDAILY MX <= .59 lb/d all year
002HexachloroethaneMO AVG <= .21 lb/d all year
002HexachloroethaneDAILY MX <= .54 lb/d all year
002Methyl chloride [Chloromethane]MO AVG <= .85 lb/d all year
002Methyl chloride [Chloromethane]DAILY MX <= 1.89 lb/d all year
002Methylene chlorideMO AVG <= .4 lb/d all year
002Methylene chlorideDAILY MX <= .88 lb/d all year
002NitrobenzeneMO AVG <= .27 lb/d all year
002NitrobenzeneDAILY MX <= .67 lb/d all year
002PhenanthreneMO AVG <= .22 lb/d all year
002PhenanthreneDAILY MX <= .59 lb/d all year
002PyreneMO AVG <= .25 lb/d all year
002PyreneDAILY MX <= .66 lb/d all year
002TetrachloroethyleneMO AVG <= .22 lb/d all year
002TetrachloroethyleneDAILY MX <= .56 lb/d all year
0021,1-DichloroethaneMO AVG <= .22 lb/d all year
0021,1-DichloroethaneDAILY MX <= .59 lb/d all year
0021,1-DichloroethyleneMO AVG <= .16 lb/d all year
0021,1-DichloroethyleneDAILY MX <= .25 lb/d all year
0021,1,1-TrichloroethaneMO AVG <= .21 lb/d all year
0021,1,1-TrichloroethaneDAILY MX <= .54 lb/d all year
0021,1,2-TrichloroethaneMO AVG <= .21 lb/d all year
0021,1,2-TrichloroethaneDAILY MX <= .54 lb/d all year
002Benzo[a]anthraceneMO AVG <= .22 lb/d all year
002Benzo[a]anthraceneDAILY MX <= .59 lb/d all year
0021,2-DichlorobenzeneMO AVG <= .76 lb/d all year
0021,2-DichlorobenzeneDAILY MX <= 1.62 lb/d all year
0021,2-DichloropropaneMO AVG <= 1.52 lb/d all year
0021,2-DichloropropaneDAILY MX <= 2.28 lb/d all year
002trans-1,2-DichloroethyleneMO AVG <= .21 lb/d all year
002trans-1,2-DichloroethyleneDAILY MX <= .54 lb/d all year
0021,2,4-TrichlorobenzeneMO AVG <= .67 lb/d all year
0021,2,4-TrichlorobenzeneDAILY MX <= 1.39 lb/d all year
0021,3-DichlorobenzeneMO AVG <= .31 lb/d all year
0021,3-DichlorobenzeneDAILY MX <= .44 lb/d all year
0021,4-DichlorobenzeneMO AVG <= .15 lb/d all year
0021,4-DichlorobenzeneDAILY MX <= .28 lb/d all year
0022-ChlorophenolMO AVG <= .31 lb/d all year
0022-ChlorophenolDAILY MX <= .97 lb/d all year
0022-NitrophenolMO AVG <= .41 lb/d all year
0022-NitrophenolDAILY MX <= .68 lb/d all year
0022,4-DichlorophenolMO AVG <= .39 lb/d all year
0022,4-DichlorophenolDAILY MX <= 1.11 lb/d all year
0022,4-DimethylphenolMO AVG <= .19 lb/d all year
0022,4-DimethylphenolDAILY MX <= .36 lb/d all year
0022,4-DinitrotolueneMO AVG <= 1.12 lb/d all year
0022,4-DinitrotolueneDAILY MX <= 2.83 lb/d all year
0022,4-DinitrophenolMO AVG <= .7 lb/d all year
0022,4-DinitrophenolDAILY MX <= 1.22 lb/d all year
0022,6-DinitrotolueneMO AVG <= 2.53 lb/d all year
0022,6-DinitrotolueneDAILY MX <= 6.36 lb/d all year
0024-NitrophenolMO AVG <= .71 lb/d all year
0024-NitrophenolDAILY MX <= 1.23 lb/d all year
0024,6-Dinitro-o-cresolMO AVG <= .77 lb/d all year
0024,6-Dinitro-o-cresolDAILY MX <= 2.75 lb/d all year
002PhenolMO AVG <= .15 lb/d all year
002PhenolDAILY MX <= .26 lb/d all year
002NaphthaleneMO AVG <= .22 lb/d all year
002NaphthaleneDAILY MX <= .59 lb/d all year
002Di[2-ethylhexyl] phthalate [DEHP]MO AVG <= 1.02 lb/d all year
002Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 2.77 lb/d all year
002Di-n-butyl phthalateMO AVG <= .27 lb/d all year
002Di-n-butyl phthalateDAILY MX <= .57 lb/d all year
002Vinyl chlorideMO AVG <= 1.03 lb/d all year
002Vinyl chlorideDAILY MX <= 2.66 lb/d all year
002TrichloroethyleneMO AVG <= .21 lb/d all year
002TrichloroethyleneDAILY MX <= .54 lb/d all year
002HexachlorobenzeneMO AVG <= .15 lb/d all year
002HexachlorobenzeneDAILY MX <= .28 lb/d all year
002HexachlorobutadieneMO AVG <= .2 lb/d all year
002HexachlorobutadieneDAILY MX <= .49 lb/d all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
0021,3-DichloropropyleneMO AVG <= .29 lb/d all year
0021,3-DichloropropyleneDAILY MX <= .44 lb/d all year
0023,4-BenzofluorantheneMO AVG <= .23 lb/d all year
0023,4-BenzofluorantheneDAILY MX <= .61 lb/d all year
002ChloroethaneMO AVG <= 1.03 lb/d all year
002ChloroethaneDAILY MX <= 2.66 lb/d 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