Is Oxnard, California tap water safe?
14 water systems report serving Oxnard. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
A
Oxnard Water Dept
Serves 200,232 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2024).
C
Pleasant Valley Mutual Water Co
Serves 5,306 people · Surface water · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; PFOA/PFOS average above the 4 ppt federal limit: PFOS, PFOA; Lead 90th percentile below the action level (2024).
A
Channel Islands Beach CSD
Serves 5,011 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
B
Vineyard Avenue Acres Mwc
Serves 1,820 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 2 monitoring/reporting violations; 3 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Cal American WC - Rio Plaza
Serves 1,712 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Garden Acres Mutual Water Co
Serves 1,335 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
B
Vineyard Ave Estates Mwc
Serves 1,200 people · Surface water · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Rio Manor Mutual Water Co
Serves 983 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Nyeland Acres Mutual Water Co
Serves 975 people · Groundwater · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
A
Cloverdale Mutual Water Co.
Serves 455 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
B
Siesta Mobile Home Park
Serves 160 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 2 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
B
Navalair Mobile Home Park
Serves 160 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
B
Esterina Properties
Serves 50 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
A
United WTR Cons Dist
Population not reported (often a wholesaler) · Surface water · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file.