Water Quality in Santa Rosa, CA (95421)
EPA violation data for public water systems serving ZIP code 95421.
Past Health-Based Violations
1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 5 monitoring/reporting violations.
More violations than 57% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
1,570
Population
21
Water Systems
6
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (21)
Santa Rosa, City Of
Petaluma, City Of
Rohnert Park, City Of
All resolvedAustin Creek Mutual (Springhill)
Elim Grove
Fort Ross School District
Sunrise Mountain Mutual Water Company
Black Mountain
Black Mountain Conservation Ca
Camp Royaneh
Plantation Farm Camp
Camp Thayer Subdivision
Ratna Ling Retreat
1 health-basedHuckleberry Mutual Water Company
Odiyan Buddhist Retreat Center
East Austin Creek Mutual Water Company
Redwood Heights Mutual Water Company
All resolvedAustin Creek Blocks 3 & 4
Padmasambhava Peace Institute
Black Mountain Conservatn Camp
Sunrise Mountain Mutual Hoa
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2024
Copper (Cu)
Exceeds limitSampled: Jul 2021
How Does This Compare?
Santa Rosa (95421) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.