Water Quality in Lakewood, CO (80403)

EPA violation data for public water systems serving ZIP code 80403.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

20,732

Population

39

Water Systems

36

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (39)

Arvada City Of

All resolved
Surface water 171,610 people served
4 violations (5yr) · All resolved
Lead tested: 3.1 ppb (limit: 15 ppb)

Boulder City Of

All resolved
Surface water 166,080 people served
2 violations (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Longmont City Of

All resolved
Surface water 102,866 people served
2 violations (5yr) · All resolved
Lead tested: 1.6 ppb (limit: 15 ppb)

Consolidated Mutual Maple Grove

Surface water 81,400 people served
0 violations
Lead tested: 5 ppb (limit: 15 ppb)

Consolidated Mutual Water Company

Purchased surface water 54,669 people served
0 violations

Green Mountain Wsd

All resolved
Purchased surface water 49,400 people served
1 violation (5yr) · All resolved

Bancroft Clover Wsd

Purchased surface water 44,000 people served
0 violations

Erie Town Of

Surface water 40,061 people served
0 violations
Lead tested: 2.6 ppb (limit: 15 ppb)

Golden City Of

Surface water 38,288 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Lafayette City Of

All resolved
Surface water 28,700 people served
4 violations (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Black Hawk City Of

All resolved
Surface water 15,167 people served
1 violation (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

North Table Mountain Wsd

All resolved
Surface water 10,000 people served
2 violations (5yr) · All resolved
Lead tested: 1.3 ppb (limit: 15 ppb)

Golden Gate Canyon State Park

Groundwater 1,380 people served
0 violations

Granite Lake

Groundwater 506 people served
0 violations

Ggcsp Reverends Ridge

Groundwater 301 people served
2 violations (5yr)

Ye Old Coal Creek Inn, Inc

Groundwater 116 people served
0 violations

Camp Eden

1 health-based
Groundwater under influence of surface water 100 people served
15 violations (5yr) · 1 health-based · All resolved

Ggcsp Aspen Meadows Rim Rock

All resolved
Groundwater 100 people served
1 violation (5yr) · All resolved

Ggcsp Red Barn Picnic Area

Groundwater 86 people served
0 violations

Ggcsp Visitor Center

All resolved
Groundwater 83 people served
2 violations (5yr) · All resolved

Wee Creekers Inc

Groundwater 60 people served
0 violations

Goomba'S Deli & Market

Groundwater 53 people served
0 violations

Chapel In The Hills

Groundwater 40 people served
0 violations

Skyline Cucina Foods Corp

Groundwater 34 people served
0 violations

Kb Gas And Food Llc

Groundwater 31 people served
0 violations

Jennifer'S Food Experience

Groundwater 25 people served
0 violations

Ggcsp-Upper Shop

Groundwater 25 people served
0 violations

Ggcsp Ole Barn Knoll

Groundwater 20 people served
0 violations

Ggcsp Rifleman Phillips Cg

Groundwater 16 people served
0 violations

Genes Skyline

Groundwater 0
0 violations

Cosmic Coffee House

Groundwater 0
0 violations

Ggcsp Ranch Ponds Picnic Area

Groundwater 0
0 violations

Rocky Flats Env Tech Site- K-H

Surface water 0
0 violations

Table Mtn Ranch

Purchased surface water 0
0 violations

Coyote Outback

Groundwater 0
0 violations

Ggcsp Bridge Creek Picnic Area

Groundwater 0
0 violations

Blue Danube The

Groundwater 0
0 violations

Mountain Phoenix Community School

Purchased surface water 0
0 violations

Place On Dory Hill The

Groundwater 0
0 violations

Contaminants Found

Interim Enhanced Surface Water Treatment RuleHealth-Based
5 violations
All resolved
Surface Water Treatment RuleMonitoring
12 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

9 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved
ChloriteMonitoring
1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
E. COLIMonitoring
1 violation
Has active
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
5 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Lakewood (80403) has more violations than 87% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 36.

Fewer violations 87th percentile More violations

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.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 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.

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