Water Quality in ROSAMOND, CA (93560)

EPA violation data for public water systems serving ZIP code 93560.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

59 of 61 violations have been resolved. 60 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 1 is a monitoring or reporting violation (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 19 Population served: 25,483

Violations Detail (61 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Arsenic	Health-Based	N/A	0.026	Mar 31, 2025	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	31	Mar 31, 2025	Resolved	N/A
Arsenic	Health-Based	N/A	0.017	Mar 31, 2025	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Mar 31, 2025	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Mar 31, 2025	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	31	Dec 31, 2024	Resolved	N/A
Arsenic	Health-Based	N/A	0.016	Dec 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Dec 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
Arsenic	Health-Based	N/A	0.013	Sep 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	29	Sep 30, 2024	Resolved	N/A
Arsenic	Health-Based	N/A	0.016	Sep 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Sep 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Jun 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	26	Jun 30, 2024	Resolved	N/A
Arsenic	Health-Based	N/A	0.017	Jun 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Jun 30, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.012	Mar 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	26	Mar 31, 2024	Resolved	N/A
Arsenic	Health-Based	N/A	0.017	Mar 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Mar 31, 2024	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	22	Dec 31, 2023	Resolved	N/A
Arsenic	Health-Based	N/A	0.018	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Dec 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.018	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.018	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.018	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.025	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.023	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.023	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.011	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	24	Dec 31, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.023	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	24	Sep 30, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.018	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	28	Jun 30, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.018	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Combined Uranium	Health-Based	N/A	31	Mar 31, 2021	Resolved	N/A
Combined Uranium	Health-Based	N/A	31	Mar 31, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.018	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.018	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer

Lead & Copper Levels

Violation Timeline

2025(5)

Arsenic

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

2024(19)

Arsenic

Dec 31Resolved

Combined Uranium

Dec 31Resolved

Arsenic

Dec 31Resolved

Arsenic

Dec 31Resolved

Arsenic

Dec 31Resolved

LEAD AND COPPER RULE REVISIONS

Oct 16Active

LEAD AND COPPER RULE REVISIONS

Oct 16Active

Arsenic

Sep 30Resolved

Combined Uranium

Sep 30Resolved

Arsenic

Sep 30Resolved

Arsenic

Sep 30Resolved

Arsenic

Jun 30Resolved

Combined Uranium

Jun 30Resolved

Arsenic

Jun 30Resolved

Arsenic

Jun 30Resolved

Arsenic

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

How Does This Compare?

ROSAMOND (93560) has 61 recorded violations, including 60 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in ROSAMOND, CA (93560)

What does this mean?

Violations Detail (61 total)

Lead & Copper Levels

Violation Timeline

2025(5)

2024(19)

2023(11)

2022(8)

2021(18)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Nearby ZIP Codes

Check Another ZIP Code