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Services, Rayne, Louisiana. NPDES permit LA0058637 expired Oct 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year | 001 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 45 mg/L | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 003 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Coliform, fecal general | monthly geometric mean | ≤ 200 #/100mL | all year | 003 |
| Coliform, fecal general | daily maximum | ≤ 400 #/100mL | all year | 003 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 004 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20 mg/L | all year | 006 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20 mg/L | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 006 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 006 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 006 |
| Dichlorobromomethane | monthly average | ≤ 69 ug/L | all year | 006 |
| Dichlorobromomethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Carbon tetrachloride | monthly average | ≤ 69 ug/L | all year | 006 |
| Carbon tetrachloride | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,2-Dichloroethane | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,2-Dichloroethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Bromoform | monthly average | ≤ 69 ug/L | all year | 006 |
| Bromoform | daily maximum | ≤ 100 ug/L | all year | 006 |
| Chloroform | monthly average | ≤ 69 ug/L | all year | 006 |
| Chloroform | daily maximum | ≤ 100 ug/L | all year | 006 |
| Phenolics, total recoverable | daily maximum | ≤ 50 ug/L | all year | 006 |
| Phenolics, total recoverable | daily maximum | ≤ 50 ug/L | all year | 006 |
| Toluene | monthly average | ≤ 28 ug/L | all year | 006 |
| Toluene | monthly average | ≤ 28 ug/L | all year | 006 |
| Toluene | daily maximum | ≤ 74 ug/L | all year | 006 |
| Toluene | daily maximum | ≤ 74 ug/L | all year | 006 |
| Benzene | monthly average | ≤ 5 ug/L | all year | 006 |
| Benzene | monthly average | ≤ 5 ug/L | all year | 006 |
| Benzene | daily maximum | ≤ 5 ug/L | all year | 006 |
| Benzene | daily maximum | ≤ 5 ug/L | all year | 006 |
| Acenaphthylene | monthly average | ≤ 19 ug/L | all year | 006 |
| Acenaphthylene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Acenaphthene | monthly average | ≤ 19 ug/L | all year | 006 |
| Acenaphthene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Acrolein | monthly average | ≤ 69 ug/L | all year | 006 |
| Acrolein | daily maximum | ≤ 100 ug/L | all year | 006 |
| Acrylonitrile | monthly average | ≤ 69 ug/L | all year | 006 |
| Acrylonitrile | daily maximum | ≤ 100 ug/L | all year | 006 |
| Anthracene | monthly average | ≤ 19 ug/L | all year | 006 |
| Anthracene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Benzo[k]fluoranthene | monthly average | ≤ 19 ug/L | all year | 006 |
| Benzo[k]fluoranthene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Benzo[a]pyrene | monthly average | ≤ 20 ug/L | all year | 006 |
| Benzo[a]pyrene | daily maximum | ≤ 48 ug/L | all year | 006 |
| Bis[2-chloroethyl] ether | monthly average | ≤ 69 ug/L | all year | 006 |
| Bis[2-chloroethyl] ether | daily maximum | ≤ 100 ug/L | all year | 006 |
| Bis[2-chloroethoxy]methane | monthly average | ≤ 69 ug/L | all year | 006 |
| Bis[2-chloroethoxy]methane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Bis[2-chloroisopropyl] ether | monthly average | ≤ 69 ug/L | all year | 006 |
| Bis[2-chloroisopropyl] ether | daily maximum | ≤ 100 ug/L | all year | 006 |
| Butyl benzyl phthalate | monthly average | ≤ 69 ug/L | all year | 006 |
| Butyl benzyl phthalate | daily maximum | ≤ 100 ug/L | all year | 006 |
| Chlorobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| Chlorobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Chlorodibromomethane | monthly average | ≤ 69 ug/L | all year | 006 |
| Chlorodibromomethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Chrysene | monthly average | ≤ 19 ug/L | all year | 006 |
| Chrysene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Diethyl phthalate | monthly average | ≤ 46 ug/L | all year | 006 |
| Diethyl phthalate | daily maximum | ≤ 100 ug/L | all year | 006 |
| Dimethyl phthalate | monthly average | ≤ 19 ug/L | all year | 006 |
| Dimethyl phthalate | daily maximum | < 47 ug/L | all year | 006 |
| 1,2-Diphenylhydrazine | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,2-Diphenylhydrazine | daily maximum | ≤ 100 ug/L | all year | 006 |
| Ethylbenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| Ethylbenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| Ethylbenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Ethylbenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Fluoranthene | monthly average | ≤ 22 ug/L | all year | 006 |
| Fluoranthene | daily maximum | ≤ 53.7 ug/L | all year | 006 |
| Fluorene | monthly average | ≤ 19 ug/L | all year | 006 |
| Fluorene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Hexachlorocyclopentadiene | monthly average | ≤ 69 ug/L | all year | 006 |
| Hexachlorocyclopentadiene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Hexachlorobutadiene | monthly average | ≤ 69 ug/L | all year | 006 |
| Hexachlorobutadiene | daily maximum | ≤ 1000 ug/L | all year | 006 |
| Hexachloroethane | monthly average | ≤ 69 ug/L | all year | 006 |
| Hexachloroethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Indeno[1,2,3-cd]pyrene | monthly average | ≤ 69 ug/L | all year | 006 |
| Indeno[1,2,3-cd]pyrene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Isophorone | monthly average | ≤ 69 ug/L | all year | 006 |
| Isophorone | daily maximum | ≤ 100 ug/L | all year | 006 |
| Methyl bromide [Bromomethane] | monthly average | ≤ 69 ug/L | all year | 006 |
| Methyl bromide [Bromomethane] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Methyl chloride [Chloromethane] | monthly average | ≤ 69 ug/L | all year | 006 |
| Methyl chloride [Chloromethane] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Methylene chloride | monthly average | ≤ 36 ug/L | all year | 006 |
| Methylene chloride | daily maximum | ≤ 100 ug/L | all year | 006 |
| N-Nitrosodi-N-propylamine | monthly average | ≤ 69 ug/L | all year | 006 |
| N-Nitrosodi-N-propylamine | daily maximum | ≤ 100 ug/L | all year | 006 |
| N-Nitrosodiphenylamine | monthly average | ≤ 69 ug/L | all year | 006 |
| N-Nitrosodiphenylamine | daily maximum | ≤ 100 ug/L | all year | 006 |
| N-Nitrosodimethylamine [NDMA] | monthly average | ≤ 69 ug/L | all year | 006 |
| N-Nitrosodimethylamine [NDMA] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Nitrobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| Nitrobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| para-Chloro-meta-cresol | monthly average | ≤ 69 ug/L | all year | 006 |
| para-Chloro-meta-cresol | daily maximum | ≤ 100 ug/L | all year | 006 |
| Phenanthrene | monthly average | ≤ 19 ug/L | all year | 006 |
| Phenanthrene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Pyrene | monthly average | ≤ 20 ug/L | all year | 006 |
| Pyrene | daily maximum | ≤ 48 ug/L | all year | 006 |
| Tetrachloroethylene | monthly average | ≤ 52 ug/L | all year | 006 |
| Tetrachloroethylene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,1-Dichloroethane | monthly average | ≤ 22 ug/L | all year | 006 |
| 1,1-Dichloroethane | daily maximum | ≤ 59 ug/L | all year | 006 |
| 1,1-Dichloroethylene | monthly average | ≤ 22 ug/L | all year | 006 |
| 1,1-Dichloroethylene | daily maximum | ≤ 60 ug/L | all year | 006 |
| 1,1,1-Trichloroethane | monthly average | ≤ 22 ug/L | all year | 006 |
| 1,1,1-Trichloroethane | daily maximum | ≤ 59 ug/L | all year | 006 |
| 1,1,2-Trichloroethane | monthly average | ≤ 32 ug/L | all year | 006 |
| 1,1,2-Trichloroethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,1,2,2-Tetrachloroethane | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,1,2,2-Tetrachloroethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| Benzo[ghi]perylene | monthly average | ≤ 69 ug/L | all year | 006 |
| Benzo[ghi]perylene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Benzo[a]anthracene | monthly average | ≤ 19 ug/L | all year | 006 |
| Benzo[a]anthracene | daily maximum | ≤ 47 ug/L | all year | 006 |
| 1,2-Dichlorobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,2-Dichlorobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,2-Dichloropropane | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,2-Dichloropropane | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,2,4-Trichlorobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,2,4-Trichlorobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Dibenz[a,h]anthracene | monthly average | ≤ 69 ug/L | all year | 006 |
| Dibenz[a,h]anthracene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,3-Dichlorobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,3-Dichlorobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 1,4-Dichlorobenzene | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,4-Dichlorobenzene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2-Chloroethyl vinyl ether, [mixed] | monthly average | ≤ 69 ug/L | all year | 006 |
| 2-Chloroethyl vinyl ether, [mixed] | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2-Chloronaphthalene | monthly average | ≤ 69 ug/L | all year | 006 |
| 2-Chloronaphthalene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2-Chlorophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 2-Chlorophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2-Nitrophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 2-Nitrophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| Di-n-octyl phthalate | monthly average | ≤ 69 ug/L | all year | 006 |
| Di-n-octyl phthalate | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2,4-Dichlorophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 2,4-Dichlorophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2,4-Dimethylphenol | monthly average | ≤ 19 ug/L | all year | 006 |
| 2,4-Dimethylphenol | daily maximum | ≤ 47 ug/L | all year | 006 |
| 2,4-Dinitrotoluene | monthly average | ≤ 69 ug/L | all year | 006 |
| 2,4-Dinitrotoluene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2,4-Dinitrophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 2,4-Dinitrophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2,4,6-Trichlorophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 2,4,6-Trichlorophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| 2,6-Dinitrotoluene | monthly average | ≤ 69 ug/L | all year | 006 |
| 2,6-Dinitrotoluene | daily maximum | ≤ 100 ug/L | all year | 006 |
| 3,3'-Dichlorobenzidine | monthly average | ≤ 69 ug/L | all year | 006 |
| 3,3'-Dichlorobenzidine | daily maximum | ≤ 100 ug/L | all year | 006 |
| 4-Bromophenyl phenyl ether | monthly average | ≤ 69 ug/L | all year | 006 |
| 4-Bromophenyl phenyl ether | daily maximum | ≤ 100 ug/L | all year | 006 |
| 4-Chlorophenyl phenyl ether | monthly average | ≤ 69 ug/L | all year | 006 |
| 4-Chlorophenyl phenyl ether | daily maximum | ≤ 100 ug/L | all year | 006 |
| 4-Nitrophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| 4-Nitrophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| 4,6-Dinitro-o-cresol | monthly average | ≤ 69 ug/L | all year | 006 |
| 4,6-Dinitro-o-cresol | daily maximum | ≤ 100 ug/L | all year | 006 |
| Phenol | monthly average | ≤ 19 ug/L | all year | 006 |
| Phenol | daily maximum | ≤ 47 ug/L | all year | 006 |
| Naphthalene | monthly average | ≤ 19 ug/L | all year | 006 |
| Naphthalene | monthly average | ≤ 19 ug/L | all year | 006 |
| Naphthalene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Naphthalene | daily maximum | ≤ 47 ug/L | all year | 006 |
| Pentachlorophenol | monthly average | ≤ 69 ug/L | all year | 006 |
| Pentachlorophenol | daily maximum | ≤ 100 ug/L | all year | 006 |
| Di[2-ethylhexyl] phthalate [DEHP] | monthly average | ≤ 69 ug/L | all year | 006 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Di-n-butyl phthalate | monthly average | ≤ 20 ug/L | all year | 006 |
| Di-n-butyl phthalate | daily maximum | ≤ 43 ug/L | all year | 006 |
| Benzidine | monthly average | ≤ 69 ug/L | all year | 006 |
| Benzidine | daily maximum | ≤ 100 ug/L | all year | 006 |
| Vinyl chloride | monthly average | ≤ 69 ug/L | all year | 006 |
| Vinyl chloride | daily maximum | ≤ 100 ug/L | all year | 006 |
| Trichloroethylene | monthly average | ≤ 26 ug/L | all year | 006 |
| Trichloroethylene | daily maximum | ≤ 69 ug/L | all year | 006 |
| Polychlorinated biphenyls [PCBs] | monthly average | ≤ 0 ug/L | all year | 006 |
| Polychlorinated biphenyls [PCBs] | daily maximum | ≤ 0 ug/L | all year | 006 |
| Hexachlorobenzene | monthly average | ≤ 69 mg/L | all year | 006 |
| Hexachlorobenzene | daily maximum | ≤ 100 mg/L | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| 1,3-Dichloropropylene | monthly average | ≤ 69 ug/L | all year | 006 |
| 1,3-Dichloropropylene | daily maximum | ≤ 100 ug/L | all year | 006 |
| Aniline | monthly average | ≤ 69 ug/L | all year | 006 |
| Aniline | daily maximum | ≤ 100 ug/L | all year | 006 |
| trans-1,2-Dichloroethene | monthly average | ≤ 25 ug/L | all year | 006 |
| trans-1,2-Dichloroethene | daily maximum | ≤ 66 ug/L | all year | 006 |
| 3,4-Benzofluoranthene | monthly average | ≤ 20 ug/L | all year | 006 |
| 3,4-Benzofluoranthene | daily maximum | ≤ 48 ug/L | all year | 006 |
| Xylene [mix of m+o+p] | monthly average | ≤ 69 ug/L | all year | 006 |
| Xylene [mix of m+o+p] | monthly average | ≤ 69 ug/L | all year | 006 |
| Xylene [mix of m+o+p] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Xylene [mix of m+o+p] | daily maximum | ≤ 100 ug/L | all year | 006 |
| Chloroethane | monthly average | ≤ 69 ug/L | all year | 006 |
| Chloroethane | daily maximum | ≤ 100 ug/L | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 007 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 007 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 007 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
Cited limits by parameter: Louisiana's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
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