PAUMA VALLEY WATER COMPANY

PAUMA VALLEY WATER COMPANY (PWSID CA3700934) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 185 people in Pauma Valley, CA, and is subject to primacy enforcement by the California drinking-water program.

The system's federal compliance record contains 111 total violations, with 111 classified as health-based (MCL exceedances or treatment-technique failures). 5 distinct contaminants have been cited, including Nitrate, Thallium, Haloacetic Acids (HAA5). Recorded violations span 2010–2025.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the California state drinking-water program's public portal.