Water Quality in Lakewood, CO (80031)

EPA violation data for public water systems serving ZIP code 80031.

Past Health-Based Violations

2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 42 monitoring/reporting violations.

More violations than 89% of US ZIP codes.

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

35,584

Population

13

Water Systems

44

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (13)

Thornton City Of

All resolved
Surface water 226,465 people served
8 violations (5yr) · All resolved
Lead tested: 2.3 ppb (limit: 15 ppb)

Westminster City Of

All resolved
Surface water 202,078 people served
3 violations (5yr) · All resolved
Lead tested: 1.3 ppb (limit: 15 ppb)

Arvada City Of

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

Consolidated Mutual Maple Grove

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

South Adams County Wsd

Purchased surface water 74,341 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Brighton City Of

1 health-based
Purchased surface water 56,304 people served
1 violation (5yr) · 1 health-based · All resolved
Lead tested: 2 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

Northglenn City Of

Surface water 48,927 people served
0 violations
Lead tested: 1.7 ppb (limit: 15 ppb)

Bancroft Clover Wsd

Purchased surface water 44,000 people served
0 violations

Golden City Of

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

Belleview Christian College

1 health-based
Groundwater 460 people served
26 violations (5yr) · 1 health-based · All resolved
Lead tested: 1 ppb (limit: 15 ppb)

Valley Heights Estates Inc

All resolved
Purchased groundwater 320 people served
1 violation (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Contaminants Found

TTHMHealth-Based
1 violation
All resolved
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
1 violation
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
6 violations
All resolved
Surface Water Treatment RuleMonitoring
5 violations
All resolved
Public NoticeMonitoring
3 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

2 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.3 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Lakewood (80031) has more violations than 89% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 44.

Fewer violations 89th 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.

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.

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