Water Quality in Fort Collins, CO (80526)
EPA violation data for public water systems serving ZIP code 80526.
Active Health Violations
6 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 93% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
44,326
Population
61
Water Systems
63
Violations (5yr)
6
Health-Based
Location
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Water Systems Serving This Area (61)
Ft Collins City Of
All resolvedLoveland City Of
All resolvedFt Collins Loveland Wd
East Larimer County Wd
All resolvedCsu Main And West Housing Campus
Little Thompson Wd
Spring Canyon Wsd
Timber Ridge Mhp
Stillwater Cg
Pawnee Cg
Arapaho Bay Cg
Green Ridge Cg
All resolvedMountain Park Cg
All resolvedChambers Lake Cg
Tunnel Cg
Columbine Cg
Kelly Dahl Cg
Camp Dick Cg
1 health-basedCold Springs Cg
All resolvedWest Lake Cg
All resolvedDowdy Lake East Cg
1 health-basedBellaire Lake Cg
All resolvedPickle Gulch Cg
Kelly Flats Cg
Dowdy Lake West Shore Cp Arap
1 health-basedLong Draw Cg
Sunset Point Cg
Cutthroat Bay Group Area
Echo Lake Cg
Peaceful Valley Cg
West Chicago Creek Cg
Dutch George Cg
1 health-basedShadow Mountain Village
All resolvedGuanella Pass Cg East
Narrows Cg Upper
All resolvedSouth Fork Cg West
South Fork Cg East
Mountain View Estates (Knecht Invts)
2 health-basedSt Louis Creek Cg No 2 West
All resolvedAnsel Watrous Cg Upper
Stove Prairie Cg
St Louis Creek Cg No 1 East
Pinewood Mobile Home Park
All resolvedIdlewild Cg
Aspen Glen Cg
Narrows Cg Lower
All resolvedClear Lake Cg
Grandview Cg
Crow Valley Campground
All resolvedGuanella Pass Cg West
Ansel Watrous Cg Lower
Big Bend Cg
All resolvedRed Feather Ranger Station
Sleeping Elephant Cg
Denver Creek Cg
Willow Creek Cg
Jacks Gulch Cg
Sugarloaf Cg
Jacks Gulch Cg No 2
Horsetooth Inn
Duplicate Of 335225 Do Not Use
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Used to disinfect water — generally safe at regulated levels.
Annual water quality report delivery requirement.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jul 2023
How Does This Compare?
Fort Collins (80526) has more violations than 93% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 63.
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.
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.