Water Quality in Jamestown, CA (95327)
EPA violation data for public water systems serving ZIP code 95327.
Active Health Violations
5 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 65% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
8,752
Population
25
Water Systems
9
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (25)
Cdcr - Sierra Conservation Center
Sierra Conservation Center
Sierra Conservation Center
Chicken Ranch Bingo
Scenic View Mutual Water Co
Rawhide Mutual Water Company
All resolvedVolponi Acres Mutual Water Co
Sierra Waldorf School
Kistler K Arrow Camp
Cal Fire Baseline Conservation Camp
4 health-basedLake Tulloch Campgrd & Marina
Mccain Valley Cc #21
Sierra Twain Harte Mhp
All resolvedMerced Outboard Club
Valley Vista Mutual Water Co
Dept Of Corrections
Fibreboard-Keystone Division
Yosemite Inn
Army Corps Of Engrs
Chinese Camp School
1 health-basedCarr S Family Restaurant
Pacific Ultrapower
The Nugget Bar & Grill
Interlink Ag Chemical
Tinkers Dam
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2022
How Does This Compare?
Jamestown (95327) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9.
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.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.