Water Quality in Lakewood, CO (80125)

EPA violation data for public water systems serving ZIP code 80125.

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

15,630

Population

21

Water Systems

158

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (21)

Arvada City Of

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

Castle Rock Town Of

All resolved
Surface water 106,822 people served
8 violations (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Highlands Ranch Wsd

Surface water 103,444 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Consolidated Mutual Maple Grove

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

Parker Wsd

Surface water 75,949 people served
7 violations (5yr)
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

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)

Meridian Md

All resolved
Purchased surface water 23,415 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Roxborough Wsd

Surface water 13,765 people served
0 violations
Lead tested: 5 ppb (limit: 15 ppb)

Sterling Ranch Cab

All resolved
Purchased surface water 11,357 people served
2 violations (5yr) · All resolved

Roxborough Nw Douglas County

Purchased surface water 860 people served
0 violations
Lead tested: 5.8 ppb (limit: 15 ppb)

Roxborough State Park

All resolved
Groundwater 710 people served
1 violation (5yr) · All resolved

Northway Mhp

1 health-based
Groundwater 250 people served
97 violations (5yr) · 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Plum Creek Elementary School

Groundwater 175 people served
0 violations

Highlands Ranch Law Enforcement Training

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

Cottonwood Riding Club

1 health-based
Groundwater 32 people served
35 violations (5yr) · 1 health-based

Country Pumps

Groundwater 0
0 violations

Country Palace Bar And Rest

Groundwater 0
0 violations

Matchbox Bar

Groundwater 0
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

21 violations
All resolved
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
14 violations
Has active
NitrateMonitoring

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

7 violations
All resolved
Surface Water Treatment RuleMonitoring
6 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

3 violations
All resolved
Lead and Copper RuleMonitoring

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

3 violations
All resolved
Aldicarb sulfoxideMonitoring
3 violations
All resolved
DinosebMonitoring
3 violations
All resolved
AtrazineMonitoring
3 violations
All resolved
Heptachlor epoxideMonitoring
3 violations
All resolved
OXAMYLMonitoring
3 violations
All resolved
SimazineMonitoring
3 violations
All resolved
HEXACHLOROBENZENEMonitoring
3 violations
All resolved
Di(2-ethylhexyl) phthalateMonitoring
3 violations
All resolved
CarbofuranMonitoring
3 violations
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
3 violations
All resolved
HexachlorocyclopentadieneMonitoring
3 violations
All resolved
AldicarbMonitoring
3 violations
All resolved
2,4,5-TPMonitoring
3 violations
All resolved
Benzo(a)pyreneMonitoring
3 violations
All resolved
HeptachlorMonitoring
3 violations
All resolved
Aldicarb sulfoneMonitoring
3 violations
All resolved
2,4-DMonitoring
3 violations
All resolved
Di(2-ethylhexyl) adipateMonitoring
3 violations
All resolved
ChlordaneMonitoring
3 violations
All resolved
DalaponMonitoring
3 violations
All resolved
PicloramMonitoring
3 violations
All resolved
ToxapheneMonitoring
3 violations
All resolved
BHC-GAMMAMonitoring
3 violations
All resolved
ETHYLENE DIBROMIDEMonitoring
3 violations
All resolved
LASSOMonitoring
3 violations
All resolved
EndrinMonitoring
3 violations
All resolved
MethoxychlorMonitoring
3 violations
All resolved
PentachlorophenolMonitoring
3 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
2 violations
All resolved
Combined UraniumMonitoring
2 violations
All resolved
Combined Radium (-226 and -228)Monitoring
2 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
LEAD AND COPPER RULE REVISIONSMonitoring
1 violation
Has active
Chlorine dioxideMonitoring
1 violation
All resolved
ChloriteMonitoring
1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved
ChloramineMonitoring
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Radium-228Monitoring
1 violation
All resolved
Radium-226Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Lakewood (80125) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 158.

Fewer violations 98th 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

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.

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