Is HIGHLANDS MUTUAL WATER COMPANY's water safe to drink?
HIGHLANDS MUTUAL WATER COMPANY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 7,772 people get their water from it, across 2,355 connections.
How this compares nationally
Out of 12,903 systems in this dataset, HIGHLANDS MUTUAL WATER COMPANY ranks 3,815th by violation burden (70th percentile) - 7 violations total, 5 health-baseds.
Against the CA average
CA's 803 covered systems average 5.8 health-based violations each; HIGHLANDS MUTUAL WATER COMPANY carries 5, not more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
HIGHLANDS MUTUAL WATER COMPANY's most recent violation on record is dated 2021-01-04, with the most recent health-based one dated 2021-01-04. Last reported to EPA: 06/22/2026.
The concern categories on record
HIGHLANDS MUTUAL WATER COMPANY's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Disinfection byproducts - flagged from: TTHM; Total Haloacetic Acids (HAA5)
The most severe category on record is disinfection byproducts, which points toward a carbon-class filter if you want to address it directly.
What HIGHLANDS MUTUAL WATER COMPANY's record does not cover
Everything on this page is HIGHLANDS MUTUAL WATER COMPANY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and HIGHLANDS MUTUAL WATER COMPANY's customers' taps is household plumbing, invisible to a system-level record ranked 3,815th of 12,903 by violation count. The guide to what this data misses covers that gap.