Water Quality in Lakewood, CO (80421)
EPA violation data for public water systems serving ZIP code 80421.
Active Health Violations
3 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 91% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
8,536
Population
26
Water Systems
50
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (26)
Arvada City Of
All resolvedConsolidated Mutual Maple Grove
Consolidated Mutual Water Company
Green Mountain Wsd
All resolvedBancroft Clover Wsd
Golden City Of
Deer Creek Md
1 health-basedCamp Id Ra Ha Je
Bailey Wsd
Platte Canyon High Fitzsimmons Middle
All resolvedDeer Creek Elem School
All resolvedWill O Wisp Metro District
1 health-basedCrow Hill Bible Church
1 health-basedCamp Santa Maria Wc
Shepherd Of The Rockies
Water Boy
12 Rosalie
All resolvedLone Rock Conf And Retreat Facility
All resolvedMartinview Court
Harris Park Md
Deer Creek Christian Camp
Short Stop
Camp Bighorn
Reggies Will O The Wisp
Duplicate Of 247011 Do Not Use
Lazy Ours Wtr And Cpgd
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
Used to disinfect water — generally safe at regulated levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jul 2022
How Does This Compare?
Lakewood (80421) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 50.
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.