Water Quality in Fort Collins, CO (80545)

EPA violation data for public water systems serving ZIP code 80545.

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

937

Population

30

Water Systems

90

Violations (5yr)

14

Health-Based

Location

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Water Systems Serving This Area (30)

Ft Collins City Of

All resolved
Surface water 179,901 people served
4 violations (5yr) · All resolved
Lead tested: 2.8 ppb (limit: 15 ppb)

Loveland City Of

All resolved
Surface water 95,471 people served
1 violation (5yr) · All resolved
Lead tested: 3.3 ppb (limit: 15 ppb)

Ft Collins Loveland Wd

Purchased surface water 63,532 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

East Larimer County Wd

All resolved
Purchased surface water 27,944 people served
8 violations (5yr) · All resolved
Lead tested: 3.9 ppb (limit: 15 ppb)

Csu Main And West Housing Campus

Purchased surface water 27,375 people served
9 violations (5yr)
Lead tested: 8 ppb (limit: 15 ppb)

Little Thompson Wd

Purchased surface water 25,654 people served
0 violations

Fox Acres Comm Serv Corp

All resolved
Groundwater 306 people served
2 violations (5yr) · All resolved
Lead tested: 4 ppb (limit: 15 ppb)

Crystal Lakes 6th Filing

1 health-based
Groundwater 250 people served
2 violations (5yr) · 1 health-based · All resolved

Beaver Meadows Resort

All resolved
Groundwater 202 people served
3 violations (5yr) · All resolved

Camp Amakulo - Girl Sct Of Amr

Groundwater 170 people served
0 violations

Morning Star Comm Church

1 health-based
Groundwater 112 people served
1 violation (5yr) · 1 health-based · All resolved

Red Feather Tavern

Groundwater 106 people served
0 violations

Shambhala Mountain Center

9 health-based
Groundwater under influence of surface water 90 people served
14 violations (5yr) · 9 health-based · All resolved
Lead tested: 2.5 ppb (limit: 15 ppb)

Pot Belly Restaurant

Groundwater 78 people served
0 violations

Crystal Lakes 11th Filing

1 health-based
Groundwater 76 people served
4 violations (5yr) · 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) Copper tested: 2290 ppb (limit: 1300 ppb)

Basil At The One Eighty One

Groundwater 53 people served
0 violations

Red Feather Super Market

All resolved
Groundwater under influence of surface water 41 people served
2 violations (5yr) · All resolved

Red Feather Mountain Library District

2 health-based
Groundwater under influence of surface water 38 people served
2 violations (5yr) · 2 health-based · All resolved

Red Feather Lakes Poa

Groundwater 30 people served
0 violations

High Country Estates

Groundwater 29 people served
0 violations

Marrs Mountain Cabins And Tavern

Groundwater 28 people served
0 violations

Trading Post Ltd

Groundwater 27 people served
0 violations

Sundance Trail Guest Ranch

All resolved
Groundwater under influence of surface water 27 people served
38 violations (5yr) · All resolved

Gopher Bar

Groundwater 26 people served
0 violations

Alpine Lodge & Trailer Park

Groundwater 15 people served
0 violations

Camp Patiya Boy Scout Camp

Groundwater 7 people served
0 violations

Red Feather Cafe And Bar

Groundwater 0
0 violations

Morning Star Comm Church Old

Groundwater 0
0 violations

Canyon Inn Restaurant

Groundwater 0
0 violations

Alpine Country Inn Duplicate

Groundwater 0
0 violations

Contaminants Found

Surface Water Treatment RuleHealth-Based
25 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
16 violations
All resolved
Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

16 violations
Has active
Lead and Copper RuleHealth-Based

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

6 violations
All resolved
NitrateHealth-Based

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

2 violations
All resolved
Public NoticeMonitoring
10 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
4 violations
All resolved
TTHMMonitoring
4 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

2 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved
NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.5 ppb measured Action level: 15 ppb

Sampled: Jul 2025

Copper (Cu)

Exceeds limit
2290 ppb measured Action level: 1300 ppb

Sampled: Jan 2024

How Does This Compare?

Fort Collins (80545) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 90.

Fewer violations 96th 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.

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

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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