NECHES RIVER TREATMENT CORPORATION+

NPDES permit TX0062677 · Major NON-POTW · administratively continued, expires 2024-11-12 · 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 2024-11-12 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 18 forms filed late

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

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 (184)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 108 deg F all year
001BOD, 5-day, 20 deg. CDAILY AV <= 4982 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX <= 10264 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY AV <= 29688 lb/d all year
001Oxygen demand, chem. [high level] [COD]DAILY MX <= 57555 lb/d all year
001pHMINIMUM >= 5 SU all year
001pHMAXIMUM <= 11 SU all year
001Solids, total suspendedDAILY AV <= 4853 lb/d all year
001Solids, total suspendedDAILY MX <= 9204 lb/d all year
001Oil & GreaseDAILY AV <= 1344 lb/d all year
001Oil & GreaseDAILY MX <= 2564 lb/d all year
001Nitrogen, ammonia total [as N]DAILY AV report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY AV <= 1382 lb/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 3017 lb/d all year
001Sulfide, total [as S]DAILY AV <= 19 lb/d all year
001Sulfide, total [as S]DAILY MX <= 43 lb/d all year
001Chromium, hexavalent [as Cr]DAILY AV <= 2.35 lb/d all year
001Chromium, hexavalent [as Cr]DAILY MX <= 5.29 lb/d all year
001Chromium, total [as Cr]DAILY AV <= 25.4 lb/d all year
001Chromium, total [as Cr]DAILY MX <= 72.3 lb/d all year
001Vanadium, total [as V]DAILY AV report only all year
001Vanadium, total [as V]DAILY MX report only all year
001Vanadium, total [as V]DAILY AV report only all year
001Vanadium, total [as V]DAILY MX report only all year
001Carbon tetrachlorideDAILY AV <= 2.1 lb/d all year
001Carbon tetrachlorideDAILY MX <= 4.5 lb/d all year
0011,2-DichloroethaneDAILY AV <= 8 lb/d all year
0011,2-DichloroethaneDAILY MX <= 24.9 lb/d all year
001ChloroformDAILY AV <= 2.5 lb/d all year
001ChloroformDAILY MX <= 5.4 lb/d all year
001TolueneDAILY AV <= 3.1 lb/d all year
001TolueneDAILY MX <= 9.4 lb/d all year
001BenzeneDAILY AV <= 4.4 lb/d all year
001BenzeneDAILY MX <= 16.1 lb/d all year
001AcenaphthyleneDAILY AV <= 2.6 lb/d all year
001AcenaphthyleneDAILY MX <= 7 lb/d all year
001AcenaphtheneDAILY AV <= 2.6 lb/d all year
001AcenaphtheneDAILY MX <= 7 lb/d all year
001AcrylonitrileDAILY AV <= 11.3 lb/d all year
001AcrylonitrileDAILY MX <= 28.6 lb/d all year
001AnthraceneDAILY AV <= 2.6 lb/d all year
001AnthraceneDAILY MX <= 7 lb/d all year
001Benzo[k]fluorantheneDAILY AV <= 2.6 lb/d all year
001Benzo[k]fluorantheneDAILY MX <= 7 lb/d all year
001Benzo[a]pyreneDAILY AV <= .0068 lb/d all year
001Benzo[a]pyreneDAILY MX <= .0144 lb/d all year
001ChlorobenzeneDAILY AV <= 1.8 lb/d all year
001ChlorobenzeneDAILY MX <= 3.3 lb/d all year
001ChryseneDAILY AV <= 2.6 lb/d all year
001ChryseneDAILY MX <= 7 lb/d all year
001Diethyl phthalateDAILY AV <= 9.6 lb/d all year
001Diethyl phthalateDAILY MX <= 24 lb/d all year
001Dimethyl phthalateDAILY AV <= 2.2 lb/d all year
001Dimethyl phthalateDAILY MX <= 5.6 lb/d all year
001EthylbenzeneDAILY AV <= 3.8 lb/d all year
001EthylbenzeneDAILY MX <= 12.8 lb/d all year
001FluorantheneDAILY AV <= 3 lb/d all year
001FluorantheneDAILY MX <= 8 lb/d all year
001FluoreneDAILY AV <= 2.6 lb/d all year
001FluoreneDAILY MX <= 7 lb/d all year
001HexachlorobutadieneDAILY AV <= .0601 lb/d all year
001HexachlorobutadieneDAILY MX <= 1.27 lb/d all year
001HexachloroethaneDAILY AV <= 2.5 lb/d all year
001HexachloroethaneDAILY MX <= 6.4 lb/d all year
001Methyl chloride [Chloromethane]DAILY AV <= 10.2 lb/d all year
001Methyl chloride [Chloromethane]DAILY MX <= 22.4 lb/d all year
001Methylene chlorideDAILY AV <= 4.7 lb/d all year
001Methylene chlorideDAILY MX <= 10.5 lb/d all year
001NitrobenzeneDAILY AV <= 3.2 lb/d all year
001NitrobenzeneDAILY MX <= 8 lb/d all year
001PhenanthreneDAILY AV <= 2.6 lb/d all year
001PhenanthreneDAILY MX <= 7 lb/d all year
001PyreneDAILY AV <= 3 lb/d all year
001PyreneDAILY MX <= 7.9 lb/d all year
001TetrachloroethyleneDAILY AV <= 2.6 lb/d all year
001TetrachloroethyleneDAILY MX <= 6.6 lb/d all year
0011,1-DichloroethaneDAILY AV <= 2.6 lb/d all year
0011,1-DichloroethaneDAILY MX <= 7 lb/d all year
0011,1-DichloroethyleneDAILY AV <= 1.9 lb/d all year
0011,1-DichloroethyleneDAILY MX <= 3 lb/d all year
0011,1,1-TrichloroethaneDAILY AV <= 2.5 lb/d all year
0011,1,1-TrichloroethaneDAILY MX <= 6.4 lb/d all year
0011,1,2-TrichloroethaneDAILY AV <= 2.5 lb/d all year
0011,1,2-TrichloroethaneDAILY MX <= 6.4 lb/d all year
001Benzo[a]anthraceneDAILY AV <= .0682 lb/d all year
001Benzo[a]anthraceneDAILY MX <= .144 lb/d all year
0011,2-DichlorobenzeneDAILY AV <= 9.1 lb/d all year
0011,2-DichlorobenzeneDAILY MX <= 19.2 lb/d all year
0011,2-DichloropropaneDAILY AV <= 18.1 lb/d all year
0011,2-DichloropropaneDAILY MX <= 27.2 lb/d all year
001trans-1,2-DichloroethyleneDAILY AV <= 2.5 lb/d all year
001trans-1,2-DichloroethyleneDAILY MX <= 6.4 lb/d all year
0011,2,4-TrichlorobenzeneDAILY AV <= 8 lb/d all year
0011,2,4-TrichlorobenzeneDAILY MX <= 16.5 lb/d all year
0011,3-DichlorobenzeneDAILY AV <= 3.7 lb/d all year
0011,3-DichlorobenzeneDAILY MX <= 5.2 lb/d all year
0011,4-DichlorobenzeneDAILY AV <= 1.8 lb/d all year
0011,4-DichlorobenzeneDAILY MX <= 3.3 lb/d all year
0012-ChlorophenolDAILY AV <= 3.7 lb/d all year
0012-ChlorophenolDAILY MX <= 11.6 lb/d all year
0012-NitrophenolDAILY AV <= 4.8 lb/d all year
0012-NitrophenolDAILY MX <= 8.1 lb/d all year
0012,4-DichlorophenolDAILY AV <= 4.6 lb/d all year
0012,4-DichlorophenolDAILY MX <= 13.2 lb/d all year
0012,4-DimethylphenolDAILY AV <= 2.1 lb/d all year
0012,4-DimethylphenolDAILY MX <= 4.3 lb/d all year
0012,4-DinitrotolueneDAILY AV <= 13.3 lb/d all year
0012,4-DinitrotolueneDAILY MX <= 33.7 lb/d all year
0012,4-DinitrophenolDAILY AV <= 8.4 lb/d all year
0012,4-DinitrophenolDAILY MX <= 14.5 lb/d all year
0012,6-DinitrotolueneDAILY AV <= 30.1 lb/d all year
0012,6-DinitrotolueneDAILY MX <= 75.7 lb/d all year
0014-NitrophenolDAILY AV <= 8.5 lb/d all year
0014-NitrophenolDAILY MX <= 14.6 lb/d all year
0014,6-Dinitro-o-cresolDAILY AV <= 9.2 lb/d all year
0014,6-Dinitro-o-cresolDAILY MX <= 32.7 lb/d all year
001PhenolDAILY AV <= 1.8 lb/d all year
001PhenolDAILY MX <= 3.1 lb/d all year
001NaphthaleneDAILY AV <= 2.6 lb/d all year
001NaphthaleneDAILY MX <= 7 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY AV <= 12.2 lb/d all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 32.9 lb/d all year
001Di-n-butyl phthalateDAILY AV <= 3.2 lb/d all year
001Di-n-butyl phthalateDAILY MX <= 6.7 lb/d all year
001Vinyl chlorideDAILY AV <= 12.3 lb/d all year
001Vinyl chlorideDAILY MX <= 31.6 lb/d all year
001TrichloroethyleneDAILY AV <= 2.5 lb/d all year
001TrichloroethyleneDAILY MX <= 6.4 lb/d all year
001HexachlorobenzeneDAILY AV <= .0018 lb/d all year
001HexachlorobenzeneDAILY MX <= .0039 lb/d all year
001Flow, in conduit or thru treatment plantDAILY AV <= 21 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX <= 23.5 MGD all year
0011,3-DichloropropyleneDAILY AV <= 3.4 lb/d all year
0011,3-DichloropropyleneDAILY MX <= 5.2 lb/d all year
001EnterococciDAILY AV <= 35 CFU/100mL all year
001EnterococciDAILY MX <= 89 CFU/100mL all year
001Phenolic compounds, totalDAILY AV report only all year
001Phenolic compounds, totalDAILY MX report only all year
001Phenolic compounds, totalDAILY AV <= 24 lb/d all year
001Phenolic compounds, totalDAILY MX <= 64 lb/d all year
001Solids, total dissolvedDAILY MX report only all year
0013,4-BenzofluorantheneDAILY AV <= 2.7 lb/d all year
0013,4-BenzofluorantheneDAILY MX <= 7.2 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 <= 12.3 lb/d all year
001ChloroethaneDAILY MX <= 31.6 lb/d all year
TX1Whole effluent toxicity - retest #17 DA MIN 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 #1MO AV MN report only all year
TX1Whole effluent toxicity - retest #27 DA MIN 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
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
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