- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- Lithium: found in 4 of 4 samples, average 38.3 µg/L, highest 53 µg/L (EPA UCMR 5 testing, Mar 2023–Dec 2023)
- Lead: 9 in 10 homes tested came in at or below 3 ppb, at or below EPA's 15 ppb action level (latest EPA result for a testing period that ran on or after July 1, 2021: Jan 1, 2023–Dec 31, 2025). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
- Health-standard violation: Synthetic Organic Chemicals, Epichlorohydrin, from Mar 2026, with no return-to-compliance action in EPA records (EPA SDWIS)
- Health-standard violation: Surface Water Treatment Rules, Surface Water Treatment Rule, Aug 2022–Sep 2022 (EPA SDWIS)



