Marin County, California Water Quality
Aggregated water quality data for 15 water systems in Marin County.
Water Systems
15
Water Systems
277K
People Served
Surface water, Ground water
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 13.6 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 136% | Above guideline |
Get Water Quality Alerts
Be the first to know when water quality changes in Marin County.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Marin County, California.