Water Quality in Lakewood, CO (80135)
EPA violation data for public water systems serving ZIP code 80135.
Active Health Violations
7 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 93% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,141
Population
30
Water Systems
64
Violations (5yr)
7
Health-Based
Location
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Water Systems Serving This Area (30)
Arvada City Of
All resolvedCastle Rock Town Of
All resolvedHighlands Ranch Wsd
Consolidated Mutual Maple Grove
Parker Wsd
Consolidated Mutual Water Company
Green Mountain Wsd
All resolvedBancroft Clover Wsd
Golden City Of
Meridian Md
All resolvedThunderbird Wsd
All resolvedSilver State Baptist Youth Camp
2 health-basedSanctuary Golf Course
Cherokee Ranch And Castle
Ymca Camp Shady Brook
All resolvedTitan Road Industrial Park
Lost Valley Ranch Corp
All resolvedCore Electric Cooperative
3 health-basedHorse Creek Saloon & Cg
Sacred Heart Retreat Jesuits
All resolvedFergy'S Deli
Leja'S Kitchen
1 health-basedSprucewood Inn
All resolvedRainbow Falls North Wtr Assn
View Ridge Mutual Wc
1 health-basedParker Steakhouse
Trumbull Inn
Twin Cedars Resort
Duplicate Of 230310 Do Not Use
Indian Creek Market
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Lakewood (80135) has more violations than 93% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 64.
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
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.