East Niles CSD is a large public water system in EPA region 9 that provides tap water for the 93306, 93307 zip codes. It has 11 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.
The maximum reported level of HAA5 (five regulated haloacetic acids) was 61.67 µg/L. Some (1 of 8 or 13%) of the latest water samples showed levels of HAA5 (five regulated haloacetic acids) that were at or above unsafe concentration levels. The maximum reported level of Manganese was 0.52 µg/L. The maximum reported level of oxyfluorfen was 0.38 µg/L. There were 3 contamintants found in the East Niles CSD water supply at levels that were above the minimum reporting level. 1 of the contaminants were above the reference level, which means they may pose a risk to human health.
Well 21
Ground Water (GW)EP #30 - Well 21 TreatedEntry Point to the Distribution System (EP)
Kern Citrus Tank (Wells 10, 13 & 14)
Ground Water (GW)EP #25 - Kern Citrus Tank TreatedEntry Point to the Distribution System (EP)
Imported Surface Water
Surface Water (SW)Entry Point to Dist. SystemEntry Point to the Distribution System (EP)
Distribution System-SW
Multiple Sources (MX)DSMRT for imported surface waterDistribution System (DS)
Distribution System - GW
Multiple Sources (MX)DSMRT for Kern Citrus TankDistribution System (DS)
DSMRT for Well 21Maximum Residence Time (MR)
WELL 10 - TREATED
Ground Water (GW)WELL 10 - TREATED 29S/28E-35G01SR (SR)
WELL 13 - TREATED
Ground Water (GW)WELL 13 - TREATED 29S/28E-35G02SR (SR)
WELL 14 - TREATED
Ground Water (GW)WELL 14 - TREATED 29S/28E-35P02SR (SR)
WELL 18 - TREATED
Ground Water (GW)WELL 18 - TREATED 29S/28E-35P04SR (SR)
WELL 19 - TREATED
Ground Water (GW)WELL 19 - TREATED 30S/28E-02C03SR (SR)
WELL 20 - TREATED
Ground Water (GW)WELL 20 - TREATED 29S/28E-35P05SR (SR)
The latest water samples were taken on February 19th, 2025.