Carlsbad, California Water Quality Report
Water quality data for 3 water systems serving 95,273 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 52.5 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 525% | Above guideline |
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Compliance & Violations
Resolved Violations (2)
3A
Aug 1, 2024 — Aug 31, 2024
36
Aug 1, 2024 — Aug 31, 2024
Frequently Asked Questions
Is Carlsbad tap water safe to drink?
Carlsbad's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Carlsbad tap water?
1 contaminants have been detected in Carlsbad's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Carlsbad?
Install a water filter rated for the specific contaminants found in Carlsbad's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.