Alderwood Water District
Surface water · Local · 3626 156th St SW
No Concerns Detected
Water meets all safety standards with no detected exceedances.
No open health violations on record. This utility has no active EPA violations involving contaminants exceeding legal limits. Always verify with your utility's Consumer Confidence Report for annual test results.
Utility Overview
Population Served
245,715
Source Type
Surface water
Ownership
Local
PWSID
WA5301300
Detected Contaminants
CCR data ingestion in progress
Contaminant detection levels from Consumer Confidence Reports are being parsed and linked to utilities. Check back soon, or view the official report directly from the EPA links below.
View on EPA ECHOViolation History
Sourced from EPA SDWIS. Health-based violations mean a contaminant exceeded the legal limit. Monitoring/Reporting violations mean required test results were not submitted to EPA — not necessarily that the water is unsafe.
Monitoring & Reporting — Total Trihalomethanes (TTHMs)
OpenMonitoring & Reporting — Haloacetic Acids (HAA5)
OpenMonitoring & Reporting — Haloacetic Acids (HAA5)
OpenMonitoring & Reporting — Total Trihalomethanes (TTHMs)
OpenRelated Pages
Data Sources & Provenance
All data on this page is sourced from official U.S. government or public datasets.
At a Glance
Service area match is likely but not guaranteed. Your water bill is the most reliable way to confirm your provider.
Data Sources