Fort Collins, CO water quality

Fort Collins, CO is served by 34 public water systems, serving 317,310 people combined. Across those systems, we count 11 health-based violations in the last 5 years. The worst Tap Grade among them is D.

Water systems serving Fort Collins

FT COLLINS CITY OF

FORT COLLINS, CO · 179,901 served

FT COLLINS LOVELAND WD

FORT COLLINS, CO · 63,532 served

EAST LARIMER COUNTY WD

FORT COLLINS, CO · 27,944 served

CSU MAIN AND WEST HOUSING CAMPUS

FORT COLLINS, CO · 27,375 served

CSU SOUTH CAMPUS

FORT COLLINS, CO · 5,164 served

CSU FOOTHILLS CAMPUS

FORT COLLINS, CO · 4,483 served

SPRING CANYON WSD

FORT COLLINS, CO · 2,320 served

TIMBER RIDGE MHP

FORT COLLINS, CO · 1,736 served

MOUNTAIN PARK CG

FORT COLLINS, CO · 548 served

CHAMBERS LAKE CG

FORT COLLINS, CO · 408 served

SKYLINE

FORT COLLINS, CO · 402 served

TUNNEL CG

FORT COLLINS, CO · 392 served

WEST LAKE CG

FORT COLLINS, CO · 296 served

DOWDY LAKE EAST CG

FORT COLLINS, CO · 272 served

NUEVA VIDA MOBILE HOME PARK

FORT COLLINS, CO · 266 served

BELLAIRE LAKE CG

FORT COLLINS, CO · 256 served

KELLY FLATS CG

FORT COLLINS, CO · 240 served

DOWDY LAKE WEST SHORE CP ARAP

FORT COLLINS, CO · 240 served

SKY RANCH LUTHERAN CAMP

FORT COLLINS, CO · 226 served

LONG DRAW CG

FORT COLLINS, CO · 208 served

CSU MOUNTAIN CAMPUS

FORT COLLINS, CO · 206 served

DUTCH GEORGE CG

FORT COLLINS, CO · 125 served

LIVERMORE WS

FORT COLLINS, CO · 99 served

PLATTE RIVER POWER AUTHORITY

FORT COLLINS, CO · 88 served

NARROWS CG UPPER

FORT COLLINS, CO · 81 served

ANSEL WATROUS CG UPPER

FORT COLLINS, CO · 72 served

STOVE PRAIRIE CG

FORT COLLINS, CO · 72 served

PINEWOOD MOBILE HOME PARK

FORT COLLINS, CO · 65 served

ASPEN GLEN CG

FORT COLLINS, CO · 64 served

NARROWS CG LOWER

FORT COLLINS, CO · 64 served

GRANDVIEW CG

FORT COLLINS, CO · 64 served

ANSEL WATROUS CG LOWER

FORT COLLINS, CO · 56 served

BIG BEND CG

FORT COLLINS, CO · 45 served

SOLDIER CANYON FILTER PLANT

FORT COLLINS, CO · 0 served

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Frequently asked questions

Is Fort Collins, CO tap water safe to drink?

34 public water systems serve Fort Collins, CO, with 11 health-based violations in the last 5 years across them. The worst Tap Grade among them is D.

Does Fort Collins's water have lead in it?

The most recent 90th-percentile lead sample is 15 ppb, versus the EPA action level of 15 ppb.

Has PFAS been detected in Fort Collins's water?

These systems were tested under UCMR5 and no PFAS was detected above the reporting limit in the analytes we track.

Other cities in Colorado

Denver Aurora Colorado Springs Thornton Westminster

See all of Colorado →

Source: EPA SDWIS/ECHO · Data as of 2026Q2