CA Water Service Co. - E. Los Angeles is a large public water system in EPA region 9 that provides tap water for the 90022, 90023, 90033, 90058, 90201, 91754 zip codes. It has 39 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.
The maximum reported level of HAA5 (five regulated haloacetic acids) was 8.5 µg/L. The maximum reported level of Manganese was 21 µg/L. There were 2 contamintants found in the CA Water Service Co. - E. Los Angeles water supply at levels that were above the minimum reporting level.
Well 22-1
Ground Water (GW)EP #54 - ELA-W-022-01-EFFEntry Point to the Distribution System (EP)
Well 10-03
Ground Water (GW)ELA-W-010-03-EFFEntry Point to the Distribution System (EP)
Well 39-02
Ground Water (GW)ELA-W-039-02-EFFEntry Point to the Distribution System (EP)
Well 63-01
Ground Water (GW)ELA-W-063-01-EFFEntry Point to the Distribution System (EP)
Well 25-1
Ground Water (GW)ELA-W-025-01-EFFEntry Point to the Distribution System (EP)
Well 54-1
Ground Water (GW)ELA-W-054-01-EFFEntry Point to the Distribution System (EP)
ELA-W-054-01-EFFEntry Point to the Distribution System (EP)
Well 43-1
Ground Water (GW)ELA-W-043-01-EFFEntry Point to the Distribution System (EP)
Central Basin #1 Turnout
Surface Water (SW)ELA-C-CB1Entry Point to the Distribution System (EP)
Well 62-01
Ground Water (GW)ELA-W-062-01-EFFEntry Point to the Distribution System (EP)
Well 62-02
Ground Water (GW)ELA-W-062-02-EFFEntry Point to the Distribution System (EP)
Well 13-2
Ground Water (GW)ELA-W-013-02-EFFEntry Point to the Distribution System (EP)
Distribution System
Multiple Sources (MX)ELA-D-014Distribution System (DS)
ELA-D-006, DSMRT Wells 39-02, 53-02Maximum Residence Time (MR)
Distribution System
Multiple Sources (MX)ELA-D-006Distribution System (DS)
ELA-D-027, DSMRT Wells 22-01, 43-01, 51-01Maximum Residence Time (MR)
Distribution System
Multiple Sources (MX)ELA-D-003Distribution System (DS)
Distribution System
Multiple Sources (MX)ELA-D-016Distribution System (DS)
Distribution System
Multiple Sources (MX)ELA-D-030Distribution System (DS)
Distribution System
Multiple Sources (MX)ELA-D-033Distribution System (DS)
Distribution System
Multiple Sources (MX)ELA-D-035Distribution System (DS)
Distribution System
Multiple Sources (MX)ELA-D-032Distribution System (DS)
Well 38-2
Ground Water (GW)EP #39: ELA-W-038-02-EFFEntry Point to the Distribution System (EP)
Well 51-1
Ground Water (GW)ELA-W-051-01-EFFEntry Point to the Distribution System (EP)
Distribution System
Ground Water (GW)ELA-D-019, DSMRT Well 38-02Maximum Residence Time (MR)
Distribution System
Ground Water (GW)ELA-D-029, DSMRT Wells 10-03, 13-02, 54-01Maximum Residence Time (MR)
Distribution System
Multiple Sources (MX)ELA-D-032, DSMRT Well 25-01, CB14Maximum Residence Time (MR)
Distribution System
Ground Water (GW)ELA-D-014, DSMRT Wells 62-01, 63-01Maximum Residence Time (MR)
TURNOUT - CENTRAL BASIN #1
Surface Water (SW)ELA-C-CB1Entry Point to the Distribution System (EP)
D/DBP Max. Residence Time, Site 1 - 4319 Bandini
Multiple Sources (MX)ELA-D-028Maximum Residence Time (MR)
D/DBP Max. Res. Time, Site 2 - Near 6433 Gayhart
Multiple Sources (MX)ELA-D-019Maximum Residence Time (MR)
WELL 07-02
Ground Water (GW)WELL 07-02 02S/12W-05P02SR (SR)
WELL 10-03
Ground Water (GW)WELL 10-03 02S/12W-07Q04Entry Point to the Distribution System (EP)
WELL 13-02
Ground Water (GW)WELL 13-02 02S/12W-17D02SR (SR)
WELL 25-01
Ground Water (GW)WELL 25-01 02S/12W-04C01SR (SR)
WELL 29-02
Ground Water (GW)WELL 29-02 02S/12W-09M02SR (SR)
WELL 37-01
Ground Water (GW)WELL 37-01 02S/12W-08C01SR (SR)
WELL 38-02
Ground Water (GW)WELL 38-02 02S/12W-16L01SR (SR)
WELL 43-01 - INACTIVE
Ground Water (GW)WELL 43-01 - INACTI 02S/12W-08F01SR (SR)
WELL 51-01
Ground Water (GW)WELL 51-01 02S/12W-05J01SR (SR)
WELL 52-01
Ground Water (GW)WELL 52-01 02S/12W-07C03SR (SR)
WELL 54-01
Ground Water (GW)WELL 54-01 02S/12W-08P01SR (SR)
The latest water samples were taken on April 9th, 2025.