Bellvue, CO: High Radon Risk — 45/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Water monitoring data from Bellvue, CO tells a below-average story — health violations are present and system-level detail is worth reviewing before drawing conclusions.
How Bellvue Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Bellvue Residents
- Homes built before 1986: 57% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 9.89.
Bellvue's Water Providers
At present, 2 utilities serve the bulk of Bellvue, CO's residential water connections out of 2 systems active in the area, spread across independent providers with separate infrastructure and compliance obligations.
Overview
We track water quality and home safety data for 1 ZIP code in Bellvue, Colorado (population ~1,702), covering 2 community water systems serving approximately 182,221 people region-wide.
No EPA violations recorded across any ZIP codes in Bellvue — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Bellvue: D (45/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Bellvue water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Bellvue
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 80512 | D | FT COLLINS CITY OF | 179,901 |
All ZIP Codes in Bellvue
- 80512 [D]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Bellvue Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Bellvue Infrastructure Age
With 57% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
When more than half a city's housing predates the 1986 federal ban on lead solder, plumbing-era lead risk becomes a citywide concern rather than an exception. Bellvue's median build year of 1988 places it squarely in that category.
Over half of homes in Bellvue were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Bellvue
Given current Bellvue valuations, the remediation-to-property-value ratio is low — most homeowners are looking at a proportionally modest share that fits within routine financial planning.
Remediation costs in Bellvue are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 37% above the Colorado average.
Bellvue: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Even where utility-side monitoring meets Lead and Copper Rule requirements, the 57% pre-rule share in Bellvue keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Bellvue: Flood History & Water Damage Risk
Over the multi-decade window covered by the National Flood Insurance Program, Bellvue has accumulated 24 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Bellvue has a moderate flood history with 24 FEMA claims averaging $14,726 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,400</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Bellvue
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 57% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Bellvue, CO