Hesperia Water District (CA) Water Quality

Hesperia Water District is a large public water system in EPA region 9 that provides tap water for the 92345 zip codes. It has 33 facilities where the water supply was tested for 82 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 0.35 µg/L. The maximum reported level of Manganese was 9.5 µg/L. There were 2 contamintants found in the Hesperia Water District water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (26)

1,2,3-trichloropropane (26)

1,3-butadiene (26)

1,4-dioxane (26)

1-butanol (32)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (30)

17-alpha-ethynylestradiol (26)

17-beta-estradiol (26)

1H,1H,2H,2H-perfluorodecane sulfonic acid (30)

1H,1H,2H,2H-perfluorohexane sulfonic acid (30)

1H,1H,2H,2H-perfluorooctane sulfonic acid (30)

2,4-dinitrotoluene (20)

2,6-dinitrotoluene (20)

2-methoxyethanol (32)

2-propen-1-ol (Allyl Alcohol) (32)

4,4'-dichloro dichlorophenyl ethylene (DDE) (20)

4,8-dioxa-3H-perfluorononanoic acid (30)

4-androstene-3,17-dione (26)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (30)

alpha-hexachlorocyclohexane (32)

bromochloromethane (Halon 1011) (26)

bromomethane (26)

Butylated Hydroxyanisole (32)

chlorate (28)

chlorodifluoromethane (HCFC-22) (26)

chloromethane (26)

chlorpyrifos (32)

chromium (27)

chromium-6 (28)

cobalt (28)

dimethipin (32)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (20)

equilin (26)

estriol (26)

estrone (26)

ethoprop (32)

Germanium (32)

HAA5 (five regulated haloacetic acids) (8)

HAA6Br (six brominated haloacetic acids) (8)

HAA9 (nine haloacetic acids) (8)

hexafluoropropylene oxide dimer acid (GenX) (30)

lithium (29)

Manganese (32)

methyl-tertiary-butyl-ether (MTBE) (20)

molinate (20)

molybdenum (28)

N-ethyl perfluorooctanesulfonamidoacetic acid (30)

N-methyl perfluorooctanesulfonamidoacetic acid (30)

nitrobenzene (20)

nonafluoro-3,6-dioxaheptanoic acid (30)

o-toluidine (32)

oxyfluorfen (32)

perchlorate (20)

perfluoro(2-ethoxyethane)sulfonic acid (30)

perfluoro-3-methoxypropanoic acid (30)

perfluoro-4-methoxybutanoic acid (30)

perfluorobutanesulfonic acid (56)

perfluorobutanoic acid (30)

perfluorodecanoic acid (30)

perfluorododecanoic acid (30)

perfluoroheptanesulfonic acid (30)

perfluoroheptanoic acid (56)

perfluorohexanesulfonic acid (56)

perfluorohexanoic acid (30)

perfluorononanoic acid (56)

perfluorooctanesulfonic acid (56)

perfluorooctanoic acid (56)

perfluoropentanesulfonic acid (30)

perfluoropentanoic acid (30)

perfluorotetradecanoic acid (30)

perfluorotridecanoic acid (30)

perfluoroundecanoic acid (30)

profenofos (32)

quinoline (32)

s-ethyl-dipropylthiocarbamate (EPTC) (20)

strontium (26)

tebuconazole (32)

terbacil (20)

testosterone (26)

Total Permethrin (32)

tribufos (32)

vanadium (28)

Sampling Facilities

Well 3a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 5a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 14a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 14b
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 15a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 17
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 18
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 19a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 20
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 24
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 25
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 22a
Ground Water (GW)

Well 22aEntry Point to the Distribution System (EP)

Well 29
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 32
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 4a
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Well 26
Ground Water (GW)

Entry Point to Dist. SystemEntry Point to the Distribution System (EP)

Arrowhead Lake Rd./Ranchero
Ground Water (GW)

Stage 2 DBPRDistribution System (DS)

Redwood/Sequoia
Ground Water (GW)

Stage 2 DBPRDistribution System (DS)

Jacaranda/Carob
Ground Water (GW)

Stage 2 DBPRDistribution System (DS)

Redwood/Kimball
Ground Water (GW)

Stage 2 DBPRDistribution System (DS)

Well 21
Ground Water (GW)

EPTDS from Well 21Entry Point to the Distribution System (EP)

Distribution System
Ground Water (GW)

Jacaranda/CarobMaximum Residence Time (MR)

WELL 03-A
Ground Water (GW)

WELL 03A 04N/04W-24P02SR (SR)

WELL 05A
Ground Water (GW)

WELL 05A 04N/04W-26Q02SR (SR)

WELL 14A
Ground Water (GW)

WELL 14A 04N/04W-08G02SR (SR)

WELL 14B - INACTIVE
Ground Water (GW)

WELL 14B - INACTIVE 04N/04W-08G03SR (SR)

WELL 15-A
Ground Water (GW)

WELL 15-A 04N/04W-29F02SR (SR)

WELL 17
Ground Water (GW)

WELL 17 04N/04W-29J01SR (SR)

WELL 18
Ground Water (GW)

WELL 18 03N/04W-02C02SR (SR)

WELL 21
Ground Water (GW)

WELL 21 04N/05W-13J01SR (SR)

WELL 22
Ground Water (GW)

WELL 22 04N/04W-32R02SR (SR)

WELL 25
Ground Water (GW)

WELL 25 04N/04W-28C01SR (SR)

WELL 26
Ground Water (GW)

WELL 26 3610024-022SR (SR)

FAQ

Is Hesperia Water District tap water safe to drink?

When was Hesperia Water District last tested for water contamination?

The latest water samples were taken on January 15th, 2025.