Los Angeles, City of — NPDES permit CA0000361: limits, due date and EPA's record

Electric Services, major discharger, Wilmington, California. NPDES permit CA0000361 expired Jun 10, 2008; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (302)

Parameter	Statistic	Limit	Months	Outfall
Temperature, water deg. fahrenheit	daily maximum	report only (deg F)	all year	001
BOD, 5-day, 20 deg. C	daily maximum	report only (mg/L)	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	maximum	≤ 8.5 SU	all year	001
Solids, total suspended	daily maximum	report only (mg/L)	all year	001
Nitrogen, ammonia total [as N]	daily maximum	report only (ug/L)	all year	001
Nitrogen, nitrate total [as N]	daily maximum	report only (mg/L)	all year	001
Cyanide, total [as CN]	daily maximum	report only (ug/L)	all year	001
Asbestos	daily maximum	report only (Fib/L)	all year	001
Arsenic, total recoverable	monthly average	≤ 23.5 ug/L	all year	001
Arsenic, total recoverable	daily maximum	≤ 122 ug/L	all year	001
Arsenic, total recoverable	monthly average	≤ 21 lb/d	all year	001
Arsenic, total recoverable	daily maximum	≤ 110 lb/d	all year	001
Selenium, total recoverable	monthly average	≤ 61.5 ug/L	all year	001
Selenium, total recoverable	daily maximum	≤ 246 ug/L	all year	001
Selenium, total recoverable	monthly average	≤ 55 lb/d	all year	001
Selenium, total recoverable	daily maximum	≤ 220 lb/d	all year	001
Thallium, total recoverable	daily maximum	report only (ug/L)	all year	001
Beryllium, total recoverable [as Be]	daily maximum	report only (ug/L)	all year	001
Nickel, total recoverable	monthly average	≤ 20.5 ug/L	all year	001
Nickel, total recoverable	daily maximum	≤ 82 ug/L	all year	001
Nickel, total recoverable	monthly average	≤ 18 lb/d	all year	001
Nickel, total recoverable	daily maximum	≤ 74 lb/d	all year	001
Silver total recoverable	monthly average	≤ 2.37 ug/L	all year	001
Silver total recoverable	daily maximum	≤ 10.98 ug/L	all year	001
Silver total recoverable	monthly average	≤ 2.1 lb/d	all year	001
Silver total recoverable	daily maximum	≤ 9.8 lb/d	all year	001
Zinc, total recoverable	monthly average	≤ 57.23 ug/L	all year	001
Zinc, total recoverable	daily maximum	≤ 303 ug/L	all year	001
Zinc, total recoverable	monthly average	≤ 51 lb/d	all year	001
Zinc, total recoverable	daily maximum	≤ 270 lb/d	all year	001
Cadmium, total recoverable	monthly average	≤ 4.1 ug/L	all year	001
Cadmium, total recoverable	daily maximum	≤ 16.4 ug/L	all year	001
Cadmium, total recoverable	monthly average	≤ 3.7 lb/d	all year	001
Cadmium, total recoverable	daily maximum	≤ 15 lb/d	all year	001
Lead, total recoverable	monthly average	≤ 8.2 ug/L	all year	001
Lead, total recoverable	daily maximum	≤ 32.8 ug/L	all year	001
Lead, total recoverable	monthly average	≤ 7.4 lb/d	all year	001
Lead, total recoverable	daily maximum	≤ 29 lb/d	all year	001
Copper, total recoverable	monthly average	≤ 6.1 ug/L	all year	001
Copper, total recoverable	daily maximum	≤ 43 ug/L	all year	001
Copper, total recoverable	monthly average	≤ 5.5 lb/d	all year	001
Copper, total recoverable	daily maximum	≤ 39 lb/d	all year	001
Antimony, total recoverable	daily maximum	report only (ug/L)	all year	001
Oil and grease	daily maximum	report only (mg/L)	all year	001
2-Methyl-4,6-dinitrophenol	daily maximum	report only (ug/L)	all year	001
Chromium, trivalent total recoverable	daily maximum	report only (ug/L)	all year	001
Dichlorobromomethane	daily maximum	report only (ug/L)	all year	001
Carbon tetrachloride	daily maximum	report only (mg/L)	all year	001
1,2-Dichloroethane	daily maximum	report only (ug/L)	all year	001
Bromoform	daily maximum	report only (ug/L)	all year	001
Dibromochloromethane	daily maximum	report only (ug/L)	all year	001
Chloroform	daily maximum	report only (ug/L)	all year	001
Toluene	daily maximum	report only (ug/L)	all year	001
Benzene	daily maximum	report only (ug/L)	all year	001
.delta.-BHC	daily maximum	report only (ug/L)	all year	001
Acenaphthylene	daily maximum	report only (ug/L)	all year	001
Acenaphthene	daily maximum	report only (ug/L)	all year	001
Acrolein	daily maximum	report only (ug/L)	all year	001
Acrylonitrile	daily maximum	report only (mg/L)	all year	001
Anthracene	daily maximum	report only (ug/L)	all year	001
Benzo[b]fluoranthene	daily maximum	report only (ug/L)	all year	001
Benzo[k]fluoranthene	daily maximum	report only (ug/L)	all year	001
Benzo[a]pyrene	daily maximum	report only (ug/L)	all year	001
Bis[2-chloroethyl] ether	daily maximum	report only (ug/L)	all year	001
Bis[2-chloroethoxy]methane	daily maximum	report only (ug/L)	all year	001
Bis[2-chloroisopropyl] ether	daily maximum	report only (ug/L)	all year	001
Butyl benzyl phthalate	daily maximum	report only (ug/L)	all year	001
Chlorobenzene	daily maximum	report only (ug/L)	all year	001
Chrysene	daily maximum	report only (ug/L)	all year	001
Diethyl phthalate	daily maximum	report only (ug/L)	all year	001
Dimethyl phthalate	daily maximum	report only (ug/L)	all year	001
1,2-Diphenylhydrazine	daily maximum	report only (ug/L)	all year	001
Endosulfan sulfate	daily maximum	report only (ug/L)	all year	001
.beta.-Endosulfan	daily maximum	report only (ug/L)	all year	001
.alpha.-Endosulfan	daily maximum	report only (ug/L)	all year	001
Endrin aldehyde	daily maximum	report only (ug/L)	all year	001
Ethylbenzene	daily maximum	report only (ug/L)	all year	001
Fluoranthene	daily maximum	report only (ug/L)	all year	001
Fluorene	daily maximum	report only (ug/L)	all year	001
Hexachlorocyclopentadiene	daily maximum	report only (ug/L)	all year	001
Hexachlorobutadiene	daily maximum	report only (ug/L)	all year	001
Hexachloroethane	daily maximum	report only (ug/L)	all year	001
Indeno[1,2,3-cd]pyrene	daily maximum	report only (ug/L)	all year	001
Isophorone	daily maximum	report only (ug/L)	all year	001
Methyl bromide [Bromomethane]	daily maximum	report only (ug/L)	all year	001
Methyl chloride [Chloromethane]	daily maximum	report only (ug/L)	all year	001
Methylene chloride	daily maximum	report only (ug/L)	all year	001
N-Nitrosodi-N-propylamine	daily maximum	report only (ug/L)	all year	001
N-Nitrosodiphenylamine	daily maximum	report only (ug/L)	all year	001
N-Nitrosodimethylamine [NDMA]	daily maximum	report only (ug/L)	all year	001
Nitrobenzene	daily maximum	report only (ug/L)	all year	001
Phenanthrene	daily maximum	report only (ug/L)	all year	001
Pyrene	daily maximum	report only (ug/L)	all year	001
Tetrachloroethylene	daily maximum	report only (ug/L)	all year	001
1,1-Dichloroethane	daily maximum	report only (ug/L)	all year	001
1,1-Dichloroethylene	daily maximum	report only (ug/L)	all year	001
1,1,1-Trichloroethane	daily maximum	report only (ug/L)	all year	001
1,1,2-Trichloroethane	daily maximum	report only (ug/L)	all year	001
1,1,2,2-Tetrachloroethane	daily maximum	report only (ug/L)	all year	001
Benzo[ghi]perylene	daily maximum	report only (ug/L)	all year	001
Benzo[a]anthracene	daily maximum	report only (ug/L)	all year	001
1,2-Dichlorobenzene	daily maximum	report only (ug/L)	all year	001
1,2-Dichloropropane	daily maximum	report only (ug/L)	all year	001
trans-1,2-Dichloroethylene	daily maximum	report only (ug/L)	all year	001
1,2,4-Trichlorobenzene	daily maximum	report only (ug/L)	all year	001
Dibenz[a,h]anthracene	daily maximum	report only (ug/L)	all year	001
1,3-Dichlorobenzene	daily maximum	report only (ug/L)	all year	001
1,4-Dichlorobenzene	daily maximum	report only (ug/L)	all year	001
2-Chloroethyl vinyl ether, [mixed]	daily maximum	report only (ug/L)	all year	001
2-Chloronaphthalene	daily maximum	report only (ug/L)	all year	001
2-Chlorophenol	daily maximum	report only (ug/L)	all year	001
2-Nitrophenol	daily maximum	report only (ug/L)	all year	001
Di-n-octyl phthalate	daily maximum	report only (ug/L)	all year	001
2,4-Dichlorophenol	daily maximum	report only (ug/L)	all year	001
2,4-Dimethylphenol	daily maximum	report only (ug/L)	all year	001
2,4-Dinitrotoluene	daily maximum	report only (ug/L)	all year	001
2,4-Dinitrophenol	daily maximum	report only (ug/L)	all year	001
2,4,6-Trichlorophenol	daily maximum	report only (ug/L)	all year	001
2,6-Dinitrotoluene	daily maximum	report only (ug/L)	all year	001
3,3'-Dichlorobenzidine	daily maximum	report only (ug/L)	all year	001
4-Bromophenyl phenyl ether	daily maximum	report only (ug/L)	all year	001
4-Chlorophenyl phenyl ether	daily maximum	report only (ug/L)	all year	001
4-Nitrophenol	daily maximum	report only (ug/L)	all year	001
2,3,7,8-Tetrachlorodibenzo-p-dioxin	daily maximum	report only (ug/L)	all year	001
Phenol	daily maximum	report only (ug/L)	all year	001
Naphthalene	daily maximum	report only (ug/L)	all year	001
Pentachlorophenol	daily maximum	report only (ug/L)	all year	001
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	report only (ug/L)	all year	001
Di-n-butyl phthalate	daily maximum	report only (ug/L)	all year	001
Benzidine	daily maximum	report only (ug/L)	all year	001
Vinyl chloride	daily maximum	report only (ug/L)	all year	001
Trichloroethylene	daily maximum	report only (ug/L)	all year	001
4,4'-DDT	daily maximum	report only (ug/L)	all year	001
4,4'-DDD	daily maximum	report only (ug/L)	all year	001
4,4'-DDE	daily maximum	report only (ug/L)	all year	001
Aldrin	daily maximum	report only (ug/L)	all year	001
.alpha.-BHC	daily maximum	report only (ug/L)	all year	001
.beta.-BHC	daily maximum	report only (ug/L)	all year	001
.gamma.-BHC	daily maximum	report only (ug/L)	all year	001
Chlordane [tech mix. and metabolites]	daily maximum	report only (ug/L)	all year	001
Dieldrin	daily maximum	report only (ug/L)	all year	001
Endrin	daily maximum	report only (ug/L)	all year	001
Toxaphene	daily maximum	report only (ug/L)	all year	001
Heptachlor	daily maximum	report only (ug/L)	all year	001
Heptachlor epoxide	daily maximum	report only (ug/L)	all year	001
Polychlorinated biphenyls [PCBs]	daily maximum	report only (ug/L)	all year	001
Hexachlorobenzene	daily maximum	report only (ug/L)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (gal/d)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (gal/d)	all year	001
Chlorine, total residual	daily maximum	≤ .377 mg/L	all year	001
Chlorine, total residual	daily maximum	≤ 340 lb/d	all year	001
Chlorine, free available	monthly average	≤ .2 mg/L	all year	001
Chlorine, free available	daily maximum	≤ .377 mg/L	all year	001
Chlorine, free available	monthly average	≤ 180 lb/d	all year	001
Chlorine, free available	daily maximum	≤ 340 lb/d	all year	001
4-Chloro-3-methylphenol	daily maximum	report only (ug/L)	all year	001
Mercury, total recoverable	monthly average	≤ .162 ug/L	all year	001
Mercury, total recoverable	daily maximum	≤ .654 ug/L	all year	001
Mercury, total recoverable	monthly average	≤ .14 lb/d	all year	001
Mercury, total recoverable	daily maximum	≤ .589 lb/d	all year	001
1,3-Dichloropropene	daily maximum	report only (ug/L)	all year	001
Chromium, hexavalent tot recoverable	monthly average	≤ 8.2 ug/L	all year	001
Chromium, hexavalent tot recoverable	daily maximum	≤ 32.8 ug/L	all year	001
Chromium, hexavalent tot recoverable	monthly average	≤ 7.4 lb/d	all year	001
Chromium, hexavalent tot recoverable	daily maximum	≤ 29 lb/d	all year	001
Chloroethane	daily maximum	report only (ug/L)	all year	001
TU Static 48Hr Chronic Haliotis rufescens	daily maximum	≤ 4.1 tox chronic	all year	001
BOD, 5-day, 20 deg. C	monthly average	report only (mg/L)	all year	002
BOD, 5-day, 20 deg. C	daily maximum	report only (mg/L)	all year	002
pH	minimum	report only (SU)	all year	002
Solids, total suspended	monthly average	≤ 30 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 100 mg/L	all year	002
Solids, total suspended	monthly average	≤ 4 lb/d	all year	002
Solids, total suspended	daily maximum	≤ 13 lb/d	all year	002
Cyanide, total [as CN]	daily maximum	report only (mg/L)	all year	002
Asbestos	daily maximum	report only (Fib/L)	all year	002
Arsenic, total recoverable	daily maximum	report only (mg/L)	all year	002
Selenium, total recoverable	daily maximum	report only (mg/L)	all year	002
Thallium, total recoverable	daily maximum	report only (mg/L)	all year	002
Beryllium, total recoverable [as Be]	daily maximum	report only (mg/L)	all year	002
Nickel, total recoverable	daily maximum	report only (mg/L)	all year	002
Silver total recoverable	daily maximum	report only (mg/L)	all year	002
Zinc, total recoverable	daily maximum	report only (mg/L)	all year	002
Cadmium, total recoverable	daily maximum	report only (mg/L)	all year	002
Lead, total recoverable	daily maximum	report only (mg/L)	all year	002
Copper, total recoverable	daily maximum	report only (mg/L)	all year	002
Antimony, total recoverable	daily maximum	report only (mg/L)	all year	002
Oil and grease	monthly average	≤ 15 mg/L	all year	002
Oil and grease	daily maximum	≤ 20 mg/L	all year	002
Oil and grease	monthly average	≤ 2 lb/d	all year	002
Oil and grease	daily maximum	≤ 2.7 lb/d	all year	002
2-Methyl-4,6-dinitrophenol	daily maximum	report only (mg/L)	all year	002
Chromium, trivalent total recoverable	daily maximum	report only (mg/L)	all year	002
Dichlorobromomethane	daily maximum	report only (mg/L)	all year	002
Carbon tetrachloride	daily maximum	report only (mg/L)	all year	002
1,2-Dichloroethane	daily maximum	report only (mg/L)	all year	002
Bromoform	daily maximum	report only (mg/L)	all year	002
Dibromochloromethane	daily maximum	report only (mg/L)	all year	002
Chloroform	daily maximum	report only (mg/L)	all year	002
Toluene	daily maximum	report only (mg/L)	all year	002
Benzene	daily maximum	report only (mg/L)	all year	002
.delta.-BHC	daily maximum	report only (mg/L)	all year	002
Acenaphthylene	daily maximum	report only (mg/L)	all year	002
Acenaphthene	daily maximum	report only (mg/L)	all year	002
Acrolein	daily maximum	report only (mg/L)	all year	002
Acrylonitrile	daily maximum	report only (mg/L)	all year	002
Anthracene	daily maximum	report only (mg/L)	all year	002
Benzo[b]fluoranthene	daily maximum	report only (mg/L)	all year	002
Benzo[k]fluoranthene	daily maximum	report only (mg/L)	all year	002
Benzo[a]pyrene	daily maximum	report only (mg/L)	all year	002
Bis[2-chloroethyl] ether	daily maximum	report only (mg/L)	all year	002
Bis[2-chloroethoxy]methane	daily maximum	report only (mg/L)	all year	002
Bis[2-chloroisopropyl] ether	daily maximum	report only (mg/L)	all year	002
Butyl benzyl phthalate	daily maximum	report only (mg/L)	all year	002
Chlorobenzene	daily maximum	report only (mg/L)	all year	002
Chrysene	daily maximum	report only (mg/L)	all year	002
Diethyl phthalate	daily maximum	report only (mg/L)	all year	002
Dimethyl phthalate	daily maximum	report only (mg/L)	all year	002
1,2-Diphenylhydrazine	daily maximum	report only (mg/L)	all year	002
Endosulfan sulfate	daily maximum	report only (mg/L)	all year	002
.beta.-Endosulfan	daily maximum	report only (mg/L)	all year	002
.alpha.-Endosulfan	daily maximum	report only (mg/L)	all year	002
Endrin aldehyde	daily maximum	report only (mg/L)	all year	002
Ethylbenzene	daily maximum	report only (mg/L)	all year	002
Fluoranthene	daily maximum	report only (mg/L)	all year	002
Fluorene	daily maximum	report only (mg/L)	all year	002
Hexachlorocyclopentadiene	daily maximum	report only (mg/L)	all year	002
Hexachlorobutadiene	daily maximum	report only (mg/L)	all year	002
Hexachloroethane	daily maximum	report only (mg/L)	all year	002
Indeno[1,2,3-cd]pyrene	daily maximum	report only (mg/L)	all year	002
Isophorone	daily maximum	report only (mg/L)	all year	002
Methyl bromide [Bromomethane]	daily maximum	report only (mg/L)	all year	002
Methyl chloride [Chloromethane]	daily maximum	report only (mg/L)	all year	002
Methylene chloride	daily maximum	report only (mg/L)	all year	002
N-Nitrosodi-N-propylamine	daily maximum	report only (mg/L)	all year	002
N-Nitrosodiphenylamine	daily maximum	report only (mg/L)	all year	002
N-Nitrosodimethylamine [NDMA]	daily maximum	report only (mg/L)	all year	002
Nitrobenzene	daily maximum	report only (mg/L)	all year	002
Phenanthrene	daily maximum	report only (mg/L)	all year	002
Pyrene	daily maximum	report only (mg/L)	all year	002
Tetrachloroethylene	daily maximum	report only (mg/L)	all year	002
1,1-Dichloroethane	daily maximum	report only (mg/L)	all year	002
1,1-Dichloroethylene	daily maximum	report only (mg/L)	all year	002
1,1,1-Trichloroethane	daily maximum	report only (mg/L)	all year	002
1,1,2-Trichloroethane	daily maximum	report only (mg/L)	all year	002
1,1,2,2-Tetrachloroethane	daily maximum	report only (mg/L)	all year	002
Benzo[ghi]perylene	daily maximum	report only (mg/L)	all year	002
Benzo[a]anthracene	daily maximum	report only (mg/L)	all year	002
1,2-Dichlorobenzene	daily maximum	report only (mg/L)	all year	002
1,2-Dichloropropane	daily maximum	report only (mg/L)	all year	002
trans-1,2-Dichloroethylene	daily maximum	report only (mg/L)	all year	002
1,2,4-Trichlorobenzene	daily maximum	report only (mg/L)	all year	002
Dibenz[a,h]anthracene	daily maximum	report only (mg/L)	all year	002
1,3-Dichlorobenzene	daily maximum	report only (mg/L)	all year	002
1,4-Dichlorobenzene	daily maximum	report only (mg/L)	all year	002
2-Chloroethyl vinyl ether, [mixed]	daily maximum	report only (mg/L)	all year	002
2-Chloronaphthalene	daily maximum	report only (mg/L)	all year	002
2-Chlorophenol	daily maximum	report only (mg/L)	all year	002
2-Nitrophenol	daily maximum	report only (mg/L)	all year	002
Di-n-octyl phthalate	daily maximum	report only (mg/L)	all year	002
2,4-Dichlorophenol	daily maximum	report only (mg/L)	all year	002
2,4-Dimethylphenol	daily maximum	report only (mg/L)	all year	002
2,4-Dinitrotoluene	daily maximum	report only (mg/L)	all year	002
2,4-Dinitrophenol	daily maximum	report only (mg/L)	all year	002
2,4,6-Trichlorophenol	daily maximum	report only (mg/L)	all year	002
2,6-Dinitrotoluene	daily maximum	report only (mg/L)	all year	002
3,3'-Dichlorobenzidine	daily maximum	report only (mg/L)	all year	002
4-Bromophenyl phenyl ether	daily maximum	report only (mg/L)	all year	002
4-Chlorophenyl phenyl ether	daily maximum	report only (mg/L)	all year	002
4-Nitrophenol	daily maximum	report only (mg/L)	all year	002
2,3,7,8-Tetrachlorodibenzo-p-dioxin	daily maximum	report only (mg/L)	all year	002
Phenol	daily maximum	report only (mg/L)	all year	002
Naphthalene	daily maximum	report only (mg/L)	all year	002
Pentachlorophenol	daily maximum	report only (mg/L)	all year	002
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	report only (mg/L)	all year	002
Di-n-butyl phthalate	daily maximum	report only (mg/L)	all year	002
Benzidine	daily maximum	report only (mg/L)	all year	002
Vinyl chloride	daily maximum	report only (mg/L)	all year	002
Trichloroethylene	daily maximum	report only (mg/L)	all year	002
4,4'-DDT	daily maximum	report only (mg/L)	all year	002
4,4'-DDD	daily maximum	report only (mg/L)	all year	002
4,4'-DDE	daily maximum	report only (mg/L)	all year	002
Aldrin	daily maximum	report only (mg/L)	all year	002
.alpha.-BHC	daily maximum	report only (mg/L)	all year	002
.beta.-BHC	daily maximum	report only (mg/L)	all year	002
.gamma.-BHC	daily maximum	report only (mg/L)	all year	002
Chlordane [tech mix. and metabolites]	daily maximum	report only (mg/L)	all year	002
Dieldrin	daily maximum	report only (mg/L)	all year	002
Endrin	daily maximum	report only (mg/L)	all year	002
Toxaphene	daily maximum	report only (mg/L)	all year	002
Heptachlor	daily maximum	report only (mg/L)	all year	002
Heptachlor epoxide	daily maximum	report only (mg/L)	all year	002
Polychlorinated biphenyls [PCBs]	daily maximum	report only (mg/L)	all year	002
Hexachlorobenzene	daily maximum	report only (mg/L)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (gal/d)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (gal/d)	all year	002
4-Chloro-3-methylphenol	daily maximum	report only (mg/L)	all year	002
Mercury, total recoverable	daily maximum	report only (mg/L)	all year	002
1,3-Dichloropropene	daily maximum	report only (mg/L)	all year	002
Chromium, hexavalent tot recoverable	daily maximum	report only (mg/L)	all year	002
Chloroethane	daily maximum	report only (mg/L)	all year	002

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/CA0000361 · MCP: https://passage-data.com/mcp