ALBEMARLE CORPORATION

NPDES permit TX0004731 · Major NON-POTW · administratively continued, expires 2025-12-08 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2025-12-08 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

0values over a limit
0required values missing, on 0 form(s)
0of 44 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among TX permits in EPA's filings — check your permit).

Limits in force (175)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 5 SU all year
001pHMAXIMUM <= 11 SU all year
001Solids, total suspendedDAILY AV <= 1200 lb/d all year
001Solids, total suspendedDAILY MX <= 2400 lb/d all year
001Nitrogen, ammonia total [as N]DAILY AV <= 150 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 300 lb/d all year
001Carbon, tot organic [TOC]DAILY AV <= 1540 lb/d all year
001Carbon, tot organic [TOC]DAILY MX <= 3080 lb/d all year
001Nickel, total [as Ni]DAILY AV <= 3.63 lb/d all year
001Nickel, total [as Ni]DAILY MX <= 7.68 lb/d all year
001Carbon tetrachlorideDAILY AV <= .142 lb/d all year
001Carbon tetrachlorideDAILY MX <= .3 lb/d all year
0011,2-DichloroethaneDAILY AV <= .537 lb/d all year
0011,2-DichloroethaneDAILY MX <= 1.67 lb/d all year
001ChloroformDAILY AV <= .166 lb/d all year
001ChloroformDAILY MX <= .363 lb/d all year
001TolueneDAILY AV <= .205 lb/d all year
001TolueneDAILY MX <= .631 lb/d all year
001BenzeneDAILY AV <= .292 lb/d all year
001BenzeneDAILY MX <= 1.07 lb/d all year
001AcenaphthyleneDAILY AV <= .174 lb/d all year
001AcenaphthyleneDAILY MX <= .466 lb/d all year
001AcenaphtheneDAILY AV <= .174 lb/d all year
001AcenaphtheneDAILY MX <= .466 lb/d all year
001AcrylonitrileDAILY AV <= .758 lb/d all year
001AcrylonitrileDAILY MX <= 1.91 lb/d all year
001AnthraceneDAILY AV <= .174 lb/d all year
001AnthraceneDAILY MX <= .466 lb/d all year
001Benzo[k]fluorantheneDAILY AV <= .174 lb/d all year
001Benzo[k]fluorantheneDAILY MX <= .466 lb/d all year
001Benzo[a]pyreneDAILY AV <= .0044 lb/d all year
001Benzo[a]pyreneDAILY MX <= .0093 lb/d all year
001ChlorobenzeneDAILY AV <= .118 lb/d all year
001ChlorobenzeneDAILY MX <= .221 lb/d all year
001ChryseneDAILY AV <= .174 lb/d all year
001ChryseneDAILY MX <= .466 lb/d all year
001Diethyl phthalateDAILY AV <= .639 lb/d all year
001Diethyl phthalateDAILY MX <= 1.6 lb/d all year
001Dimethyl phthalateDAILY AV <= .15 lb/d all year
001Dimethyl phthalateDAILY MX <= .371 lb/d all year
001EthylbenzeneDAILY AV <= .253 lb/d all year
001EthylbenzeneDAILY MX <= .852 lb/d all year
001FluorantheneDAILY AV <= .197 lb/d all year
001FluorantheneDAILY MX <= .537 lb/d all year
001FluoreneDAILY AV <= .174 lb/d all year
001FluoreneDAILY MX <= .466 lb/d all year
001HexachlorobutadieneDAILY AV <= .158 lb/d all year
001HexachlorobutadieneDAILY MX <= .387 lb/d all year
001HexachloroethaneDAILY AV <= .166 lb/d all year
001HexachloroethaneDAILY MX <= .426 lb/d all year
001Methyl chloride [Chloromethane]DAILY AV <= .679 lb/d all year
001Methyl chloride [Chloromethane]DAILY MX <= 1.5 lb/d all year
001Methylene chlorideDAILY AV <= .316 lb/d all year
001Methylene chlorideDAILY MX <= .702 lb/d all year
001NitrobenzeneDAILY AV <= .213 lb/d all year
001NitrobenzeneDAILY MX <= .537 lb/d all year
001PhenanthreneDAILY AV <= .174 lb/d all year
001PhenanthreneDAILY MX <= .466 lb/d all year
001PyreneDAILY AV <= .197 lb/d all year
001PyreneDAILY MX <= .529 lb/d all year
001TetrachloroethyleneDAILY AV <= .174 lb/d all year
001TetrachloroethyleneDAILY MX <= .442 lb/d all year
0011,1-DichloroethaneDAILY AV <= .174 lb/d all year
0011,1-DichloroethaneDAILY MX <= .466 lb/d all year
0011,1-DichloroethyleneDAILY AV <= .126 lb/d all year
0011,1-DichloroethyleneDAILY MX <= .197 lb/d all year
0011,1,1-TrichloroethaneDAILY AV <= .166 lb/d all year
0011,1,1-TrichloroethaneDAILY MX <= .426 lb/d all year
0011,1,2-TrichloroethaneDAILY AV <= .166 lb/d all year
0011,1,2-TrichloroethaneDAILY MX <= .426 lb/d all year
001Benzo[a]anthraceneDAILY AV <= .044 lb/d all year
001Benzo[a]anthraceneDAILY MX <= .093 lb/d all year
0011,2-DichlorobenzeneDAILY AV <= .608 lb/d all year
0011,2-DichlorobenzeneDAILY MX <= 1.29 lb/d all year
0011,2-DichloropropaneDAILY AV <= 1.21 lb/d all year
0011,2-DichloropropaneDAILY MX <= 1.82 lb/d all year
001trans-1,2-DichloroethyleneDAILY AV <= .166 lb/d all year
001trans-1,2-DichloroethyleneDAILY MX <= .426 lb/d all year
0011,2,4-TrichlorobenzeneDAILY AV <= .537 lb/d all year
0011,2,4-TrichlorobenzeneDAILY MX <= 1.11 lb/d all year
0011,3-DichlorobenzeneDAILY AV <= .245 lb/d all year
0011,3-DichlorobenzeneDAILY MX <= .347 lb/d all year
0011,4-DichlorobenzeneDAILY AV <= .118 lb/d all year
0011,4-DichlorobenzeneDAILY MX <= .221 lb/d all year
0012-ChlorophenolDAILY AV <= .245 lb/d all year
0012-ChlorophenolDAILY MX <= .773 lb/d all year
0012-NitrophenolDAILY AV <= .324 lb/d all year
0012-NitrophenolDAILY MX <= .545 lb/d all year
0012,4-DichlorophenolDAILY AV <= .308 lb/d all year
0012,4-DichlorophenolDAILY MX <= .884 lb/d all year
0012,4-DimethylphenolDAILY AV <= .142 lb/d all year
0012,4-DimethylphenolDAILY MX <= .284 lb/d all year
0012,4-DinitrotolueneDAILY AV <= .892 lb/d all year
0012,4-DinitrotolueneDAILY MX <= 2.25 lb/d all year
0012,4-DinitrophenolDAILY AV <= .56 lb/d all year
0012,4-DinitrophenolDAILY MX <= .971 lb/d all year
0012,6-DinitrotolueneDAILY AV <= 2.01 lb/d all year
0012,6-DinitrotolueneDAILY MX <= 5.06 lb/d all year
0014-NitrophenolDAILY AV <= .568 lb/d all year
0014-NitrophenolDAILY MX <= .979 lb/d all year
0014,6-Dinitro-o-cresolDAILY AV <= .616 lb/d all year
0014,6-Dinitro-o-cresolDAILY MX <= 2.19 lb/d all year
001PhenolDAILY AV <= .118 lb/d all year
001PhenolDAILY MX <= .205 lb/d all year
001NaphthaleneDAILY AV <= .174 lb/d all year
001NaphthaleneDAILY MX <= .466 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY AV <= .813 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 2.2 lb/d all year
001Di-n-butyl phthalateDAILY AV <= .213 lb/d all year
001Di-n-butyl phthalateDAILY MX <= .45 lb/d all year
001Vinyl chlorideDAILY AV <= .821 lb/d all year
001Vinyl chlorideDAILY MX <= 2.12 lb/d all year
001TrichloroethyleneDAILY AV <= .166 lb/d all year
001TrichloroethyleneDAILY MX <= .426 lb/d all year
001HexachlorobenzeneDAILY AV <= .0012 lb/d all year
001HexachlorobenzeneDAILY MX <= .0025 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= 6.164 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 13.3 MGD all year
0011,3-DichloropropyleneDAILY AV <= .229 lb/d all year
0011,3-DichloropropyleneDAILY MX <= .347 lb/d all year
001EnterococciDAILY AV <= 35 CFU/100mL all year
001EnterococciDAILY MX <= 104 CFU/100mL all year
0013,4-BenzofluorantheneDAILY AV <= .182 lb/d all year
0013,4-BenzofluorantheneDAILY MX <= .481 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY AV <= 754 lb/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 1508 lb/d all year
001pH range excursions, > 60 minutesMO TOTAL <= 0 occur/mo all year
001pH range excursions, monthly total accumMO TOTAL <= 446 min all year
001ChloroethaneDAILY AV <= .821 lb/d all year
001ChloroethaneDAILY MX <= 2.12 lb/d all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseDAILY MX <= 15 mg/L all year
003Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
003Flow, in conduit or thru treatment plantDAILY AV report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHMINIMUM >= 6 SU all year
004pHMAXIMUM <= 9 SU all year
004Oil & GreaseDAILY MX <= 15 mg/L all year
004Carbon, tot organic [TOC]DAILY MX <= 55 mg/L all year
004Flow, in conduit or thru treatment plantDAILY AV report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
TX1Whole effluent toxicity - retest #17 DA MIN report only all year
TX1Whole effluent toxicity - retest #1MO AV MN report only all year
TX1Whole effluent toxicity - retest #27 DA MIN report only all year
TX1Whole effluent toxicity - retest #2MO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)MO AV MN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7 DA MIN report only all year
TX1LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiaMO AV MN report only all year
TXAWhole effluent toxicity - retest #1SINGSAMP report only all year
TXAWhole effluent toxicity - retest #2SINGSAMP report only all year
TXAWhole Effluent Toxicity [WET] - M. beryllinaMINIMUM > 100 % all year
TXALC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)SINGSAMP report only all year
TXALC50 Pass/Fail Static 24Hr Acute Menidia menidiaSINGSAMP 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