City of Bakersfield (CA) Water Quality

City of Bakersfield is a large public water system in EPA region 9 that provides tap water for the 93301, 93309, 93312 - 93314 zip codes. It has 127 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 27 µg/L. The maximum reported level of Manganese was 34 µg/L. There were 2 contamintants found in the City of Bakersfield water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (75)

1,2,3-trichloropropane (75)

1,3-butadiene (75)

1,4-dioxane (75)

1-butanol (83)

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (69)

17-alpha-ethynylestradiol (75)

17-beta-estradiol (75)

1H,1H,2H,2H-perfluorodecane sulfonic acid (69)

1H,1H,2H,2H-perfluorohexane sulfonic acid (69)

1H,1H,2H,2H-perfluorooctane sulfonic acid (69)

2,4-dinitrotoluene (103)

2,6-dinitrotoluene (103)

2-methoxyethanol (83)

2-propen-1-ol (Allyl Alcohol) (83)

4,4'-dichloro dichlorophenyl ethylene (DDE) (103)

4,8-dioxa-3H-perfluorononanoic acid (69)

4-androstene-3,17-dione (75)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (69)

alpha-hexachlorocyclohexane (83)

anatoxin-a (8)

bromochloromethane (Halon 1011) (75)

bromomethane (75)

Butylated Hydroxyanisole (83)

chlorate (103)

chlorodifluoromethane (HCFC-22) (75)

chloromethane (75)

chlorpyrifos (83)

chromium (103)

chromium-6 (103)

cobalt (103)

cylindrospermopsin (8)

dimethipin (83)

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (99)

equilin (75)

estriol (75)

estrone (75)

ethoprop (83)

Germanium (83)

HAA5 (five regulated haloacetic acids) (32)

HAA6Br (six brominated haloacetic acids) (32)

HAA9 (nine haloacetic acids) (32)

hexafluoropropylene oxide dimer acid (GenX) (69)

lithium (69)

Manganese (83)

methyl-tertiary-butyl-ether (MTBE) (111)

molinate (103)

molybdenum (103)

N-ethyl perfluorooctanesulfonamidoacetic acid (69)

N-methyl perfluorooctanesulfonamidoacetic acid (69)

nitrobenzene (111)

nonafluoro-3,6-dioxaheptanoic acid (69)

o-toluidine (83)

oxyfluorfen (83)

perchlorate (106)

perfluoro(2-ethoxyethane)sulfonic acid (69)

perfluoro-3-methoxypropanoic acid (69)

perfluoro-4-methoxybutanoic acid (69)

perfluorobutanesulfonic acid (144)

perfluorobutanoic acid (69)

perfluorodecanoic acid (69)

perfluorododecanoic acid (69)

perfluoroheptanesulfonic acid (69)

perfluoroheptanoic acid (144)

perfluorohexanesulfonic acid (144)

perfluorohexanoic acid (69)

perfluorononanoic acid (144)

perfluorooctanesulfonic acid (144)

perfluorooctanoic acid (144)

perfluoropentanesulfonic acid (69)

perfluoropentanoic acid (69)

perfluorotetradecanoic acid (69)

perfluorotridecanoic acid (69)

perfluoroundecanoic acid (69)

profenofos (83)

quinoline (83)

s-ethyl-dipropylthiocarbamate (EPTC) (103)

strontium (103)

tebuconazole (83)

terbacil (103)

testosterone (75)

total microcystins (8)

Total Permethrin (83)

tribufos (83)

vanadium (103)

Sampling Facilities

Well 207-1
Ground Water (GW)

EP #101 - CBK-W-207-01-EFFEntry Point to the Distribution System (EP)

Well 205-1
Ground Water (GW)

EP #96 - CBK-W-205-01-EFFEntry Point to the Distribution System (EP)

Well 203-1
Ground Water (GW)

EP #94 - CBK-W-203-01-EFFEntry Point to the Distribution System (EP)

Well 103-1
Ground Water (GW)

EP #92 - CBK-W-103-01-CLEntry Point to the Distribution System (EP)

Well 101-1
Ground Water (GW)

EP #90 - CBK-W-101-01-CLEntry Point to the Distribution System (EP)

Well CBK 37-1
Ground Water (GW)

CBK-W-037-01-EFFEntry Point to the Distribution System (EP)

Well CBK 36-1
Ground Water (GW)

CBK-W-036-01-EFFEntry Point to the Distribution System (EP)

Well CBK 30-1 (GWRMP)
Ground Water (GW)

CBK-W-030-01-EFFEntry Point to the Distribution System (EP)

Well CBK 28-1
Ground Water (GW)

CBK-W-028-01-EFFEntry Point to the Distribution System (EP)

Well CBK 23-1
Ground Water (GW)

CBK-W-023-01-EFFEntry Point to the Distribution System (EP)

Well CBK 20-1 (GWRMP)
Ground Water (GW)

CBK-W-020-01-CLEntry Point to the Distribution System (EP)

Well CBK 19-1
Ground Water (GW)

CBK-W-019-01-EFFEntry Point to the Distribution System (EP)

Well CBK 33-1 (GWRMP)
Ground Water (GW)

CBK-W-033-01-EFFEntry Point to the Distribution System (EP)

Well CBK 13-1
Ground Water (GW)

CBK-W-013-01-EFFEntry Point to the Distribution System (EP)

Well CBK 12-1 (GWRMP)
Ground Water (GW)

CBK-W-012-01-CLEntry Point to the Distribution System (EP)

Well CBK 10-2 (GWRMP)
Ground Water (GW)

CBK-W-010-02-EFFEntry Point to the Distribution System (EP)

Well CBK 9-1
Ground Water (GW)

CBK-W-009-01-CLEntry Point to the Distribution System (EP)

Well CBK 8-1 and 2-1 Blended
Ground Water (GW)

CBK-W-008-01-BL-EFFEntry Point to the Distribution System (EP)

Well CBK 5-1 (GWRMP)
Ground Water (GW)

CBK-W-005-01-EFFEntry Point to the Distribution System (EP)

Well CBK 3-1
Ground Water (GW)

CBK-W-003-01-CLEntry Point to the Distribution System (EP)

Well CKK 2-1
Ground Water (GW)

CBK-W-002-01-CLEntry Point to the Distribution System (EP)

Well CBK 1-2 (GWRMP)
Ground Water (GW)

CBK-W-001-02-CLEntry Point to the Distribution System (EP)

Well CBK 32-1
Ground Water (GW)

CBK-W-032-01-EFFEntry Point to the Distribution System (EP)

Well 34-1
Ground Water (GW)

CBK-W-034-01-CLEntry Point to the Distribution System (EP)

Well 43-1
Ground Water (GW)

CBK-W-043-01-EFFEntry Point to the Distribution System (EP)

Well 46-1
Ground Water (GW)

CBK-W-046-01-EFFEntry Point to the Distribution System (EP)

Well CBK 47
Ground Water (GW)

CBK-W-047-01-EFFEntry Point to the Distribution System (EP)

Well CBK 49
Ground Water (GW)

CBK-W-049-01-CLEntry Point to the Distribution System (EP)

Well CBK 52
Ground Water (GW)

CBK-W-052-01-EFFEntry Point to the Distribution System (EP)

Well CBK 53
Ground Water (GW)

CBK-W-053-01-EFFEntry Point to the Distribution System (EP)

Well CBK 55
Ground Water (GW)

CBK-W-055-01-EFFEntry Point to the Distribution System (EP)

Well 14-01-CL
Ground Water (GW)

CBK-W-014-01-BL-EFFEntry Point to the Distribution System (EP)

Well 29-01-CL (GWRMP)
Ground Water (GW)

CBK-W-029-01-EFFEntry Point to the Distribution System (EP)

Well 41-01-CL
Ground Water (GW)

CBK-W-041-01-EFFEntry Point to the Distribution System (EP)

KCWA Connection CL point
Multiple Sources (MX)

CBK-C-NW4Entry Point to the Distribution System (EP)

Well 15-01
Ground Water (GW)

CBK-W-015-01-EFFEntry Point to the Distribution System (EP)

Well 21-01
Ground Water (GW)

CBK-W-021-01-EFFEntry Point to the Distribution System (EP)

Well 58-01
Ground Water (GW)

CBK-W-058-01-CLEntry Point to the Distribution System (EP)

Well 65-01
Ground Water (GW)

CBK-W-065-01-CLEntry Point to the Distribution System (EP)

INTERFACE TANK EFFLUENT
Ground Water (GW)

CBK-S-INT-T-01Entry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

CBK-D-103Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-109Distribution System (DS)

Well L210-1
Ground Water (GW)

EP #111 - CBK-W-210-01-EFFEntry Point to the Distribution System (EP)

Well L212-1
Ground Water (GW)

EP #110 - CBK-W-212-01-EFFEntry Point to the Distribution System (EP)

Well CBK 31-1
Ground Water (GW)

EP #82 - CBK-W-031-01-CLEntry Point to the Distribution System (EP)

Well CBK 6-1
Ground Water (GW)

EP #58 - CBK-W-006-01-CLEntry Point to the Distribution System (EP)

Well 25-01
Ground Water (GW)

CBK-W-025-01-CLEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

CBK-D-131Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-115Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-118Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-111Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-119Distribution System (DS)

Distribution System
Multiple Sources (MX)

CBK-D-130Distribution System (DS)

Well 26-01-CL
Ground Water (GW)

CBK-W-026-01-EFFEntry Point to the Distribution System (EP)

Well 54-01
Ground Water (GW)

CBK-W-054-01-EFFEntry Point to the Distribution System (EP)

CBK-C-001: NW1
Surface Water (SW)

EPTDS from KCWAEntry Point to the Distribution System (EP)

Well L211-1
Ground Water (GW)

EP #113: CBK-W-211-01-EFFEntry Point to the Distribution System (EP)

Tank CBK 22, 24, OLC 1 & 2 Blend
Ground Water (GW)

EP #74: CBK-S-OLC-BLEntry Point to the Distribution System (EP)

Well 208-1
Ground Water (GW)

CBK-W-208-01-EFFEntry Point to the Distribution System (EP)
CBK-W-208-01-EFFEntry Point to the Distribution System (EP)

4301 Foster Ave.
Surface Water (SW)

CBK-D-104: NW1Maximum Residence Time (MR)

7801 Calle Espada
Ground Water (GW)

CBK-D-132: 3Maximum Residence Time (MR)

11005 Mayacamas Dr.
Ground Water (GW)

CBK-D-131: 211, 212Maximum Residence Time (MR)

5815 Ashintully Ave.
Ground Water (GW)

CBK-D-130: 18, 46Maximum Residence Time (MR)

1317 Fenwick Dr.
Ground Water (GW)

CBK-D-120: 19, 25, 26, 32, OLC-BLMaximum Residence Time (MR)

11511 Clarion River Dr.
Ground Water (GW)

CBK-D-119: 9, 23, 31Maximum Residence Time (MR)

Distribution System - Abbott Dr.
Ground Water (GW)

CBK-D-116: 203, 205, 207, 208/NWTP, 210Maximum Residence Time (MR)

9413 Hemingway Pl
Ground Water (GW)

CBK-D-112: 10, 14Maximum Residence Time (MR)

10715 High Plateau Way
Ground Water (GW)

CBK-D-134: 28, 30, 36, 37, 43, 47, 49, 52, 53, 55Maximum Residence Time (MR)

10715 Tivoli Ct.
Ground Water (GW)

CBK-D-102: 20, 34Maximum Residence Time (MR)

Distribution System - Rosedale Hwy.
Ground Water (GW)

CBK-D-109: 101, 103Maximum Residence Time (MR)

6701 Columbia Ln.
Ground Water (GW)

CBK-D-110: 1, 2, 5, 6, 8, 13Maximum Residence Time (MR)

309 Newberg St.
Ground Water (GW)

CBK-D-111: 12Maximum Residence Time (MR)

EP- #099 WELL CBK 41-01 - CL2
Ground Water (GW)

CBK-W-041-01-CLEntry Point to the Distribution System (EP)

EP- #095 WELL L204-01 - CL2
Ground Water (GW)

CBK-W-204-01-CLEntry Point to the Distribution System (EP)

EP- #080 WELL CBK 29-01 - CL2
Ground Water (GW)

CBK-W-029-01-CLEntry Point to the Distribution System (EP)

EP- #077 WELL CBK 26-01 - CL2
Ground Water (GW)

CBK-W-026-01-CLEntry Point to the Distribution System (EP)

EP- #076 WELL CBK 24-01 - CL2
Ground Water (GW)

CBK-W-024-01-CLEntry Point to the Distribution System (EP)

EP- #073 WELL CBK 21-01 - CL2
Ground Water (GW)

CBK-W-021-01-CLEntry Point to the Distribution System (EP)

EP- #066 WELL CBK 14-01 - CL2
Ground Water (GW)

CBK-W-014-01-CLEntry Point to the Distribution System (EP)

WELL CBK 16-01 - TREATED
Ground Water (GW)

WELL CBK 16-01 - TR 30S/27E-20A01SR (SR)

WELL CBK 18-01 - TREATED
Ground Water (GW)

WELL CBK 18-01 - TR 30S/27E-26D01SR (SR)

WELL CBK 19-01 - TREATED
Ground Water (GW)

WELL CBK 19-01 - TR 30S/27E-05B01SR (SR)

WELL CBK 26-01 - TREATED
Ground Water (GW)

WELL CBK 26-01 - TR 29S/27E-32F01SR (SR)

WELL CBK 02-01 - TREATED
Ground Water (GW)

WELL CBK 02-01 - TR 30S/27E-15R01SR (SR)

WELL CBK 03-01 - TREATED
Ground Water (GW)

WELL CBK 03-01 - TR 30S/27E-04F03SR (SR)

WELL CBK 04-01 - TREATED
Ground Water (GW)

WELL CBK 04-01 - TR 30S/27E-15H01SR (SR)

WELL CBK 05-01 - TREATED
Ground Water (GW)

WELL CBK 05-01 - TR 29S/27E-34L01SR (SR)

WELL CBK 06-01 - TREATED
Ground Water (GW)

WELL CBK 06-01 - TR 30S/27E-03B02SR (SR)

WELL CBK 07-01 - TREATED
Ground Water (GW)

WELL CBK 07-01 - TR 30S/27E-10P01SR (SR)

WELL CBK 08-01 - TREATED
Ground Water (GW)

WELL CBK 08-01 - TR 30S/27E-15P01SR (SR)

WELL CBK 09-01 - TREATED
Ground Water (GW)

WELL CBK 09-01 - TR 29S/27E-33P02SR (SR)

WELL CBK 10-02 - TREATED
Ground Water (GW)

WELL CBK 10-02 - TR 30S/27E-08J02SR (SR)

WELL CBK 11-01 - TREATED
Ground Water (GW)

WELL CBK 11-01 - TR 30S/27E-09M02SR (SR)

WELL CBK 12-01 - TREATED
Ground Water (GW)

WELL CBK 12-01 - TR 30S/26E-02B01SR (SR)

WELL CBK 13-01 - TREATED
Ground Water (GW)

WELL CBK 13-01 - TR 29S/27E-34F01SR (SR)

WELL CBK 14-01 - TREATED
Ground Water (GW)

WELL CBK 14-01 - TR 30S/27E-20B01SR (SR)

WELL CBK 15-01 - TREATED
Ground Water (GW)

WELL CBK 15-01 - TR 30S/27E-08N01SR (SR)

WELL CBK 17-01 - TREATED
Ground Water (GW)

WELL CBK 17-01 - TR 30S/26E-02C02SR (SR)

WELL CBK 20-01 - TREATED
Ground Water (GW)

WELL CBK 20-01 - TR 30S/26E-13A01SR (SR)

WELL CBK 21-01 - TREATED
Ground Water (GW)

WELL CBK 21-01 - TR 30S/27E-21M01SR (SR)

WELL F101-01 - TREATED
Ground Water (GW)

WELL F101-01 - TREA 29S/27E-26F03SR (SR)

WELL F102-01 - TREATED
Ground Water (GW)

WELL F102-01 - TREA 29S/27E-26B01Entry Point to the Distribution System (EP)

WELL F103-01 - TREATED
Ground Water (GW)

WELL F103-01 - TREA 29S/27E-14L01SR (SR)

WELL L201-01 - TREATED
Ground Water (GW)

WELL L201-01 - TREA 29S/27E-20L01SR (SR)

WELL CBK 23-01 - TREATED
Ground Water (GW)

WELL CBK 23-01 - TR 30S/27E-06J02SR (SR)

WELL CBK 28-01 - TREATED
Ground Water (GW)

WELL CBK 28-01 - TR 30S/27E-22E01SR (SR)

WELL CBK 29-01 - TREATED
Ground Water (GW)

WELL CBK 29-01 - TR 29S/26E-25R02SR (SR)

WELL CBK 27-01 - TREATED
Ground Water (GW)

WELL CBK 27-01 - TR 29S/26E-35P02SR (SR)

WELL CBK 31-01 - TREATED
Ground Water (GW)

WELL CBK 31-01 - TR 29S/27E-28C03SR (SR)

WELL CBK 30-01 - TREATED
Ground Water (GW)

WELL CBK 30-01 - TR 30S/27E-21D03SR (SR)

WELL L204-01 - TREATED
Ground Water (GW)

WELL L204-01 - TREA 29S/27E-19J02SR (SR)

CBK 22-01
Ground Water (GW)

CBK 22-01 30S/26E-16A02SR (SR)

WELL CBK 35-01 - TREATED
Ground Water (GW)

WELL CBK 35-01 - TR 29S/27E-33J01SR (SR)

WELL CBK 33-01 - TREATED
Ground Water (GW)

WELL CBK 33-01 - TR 30S/27E-22K01SR (SR)

WELL CBK 01-02 - TREATED
Ground Water (GW)

WELL CBK 01-02 - TR 30S/27E-04R03SR (SR)

WELL CBK 24-01
Ground Water (GW)

WELL CBK 24-01 30S/26E-09J01SR (SR)

WELL CBK 36-01 - TREATED
Ground Water (GW)

WELL CBK 36-01 - TR 30S/27E-21K01SR (SR)

WELL CBK 37-01 - TREATED
Ground Water (GW)

WELL CBK 37-01 - TR 30S/27E-22Q01SR (SR)

WELL CBK 38-01 - TREATED
Ground Water (GW)

WELL CBK 38-01 - TR 30S/27E-07J01SR (SR)

WELL CBK 39-01 - TREATED
Ground Water (GW)

WELL CBK 39-01 - TR 29S/27E-31A03SR (SR)

WELL L203-01 - TREATED
Ground Water (GW)

WELL L203-01 - TREA 29S/27E-17A02SR (SR)

WELL L205-01 - TREATED
Ground Water (GW)

WELL L205-01 - TREA 29S/27E-17Q01SR (SR)

WELL 32-01
Ground Water (GW)

WELL 32-01 29S/27E-31B02SR (SR)

L206-01
Ground Water (GW)

L206-01 29S/27E-07J03SR (SR)

40-01
Ground Water (GW)

40-01 30S/26E-10E01SR (SR)

WELL L207-01
Ground Water (GW)

L207-01SR (SR)

WELL 41-01
Ground Water (GW)

WELL 41-01SR (SR)

FAQ

Is City of Bakersfield tap water safe to drink?

When was City of Bakersfield last tested for water contamination?

The latest water samples were taken on May 11th, 2025.