Safety, air quality and noise in Grand Junction

Safety — higher is safer

Grand Junction scores 10.0 out of 10 for safety, where higher is safer.

Measured figure: 3.9 violent offences per 10,000 residents.

Safety uses a median of 3.9 violent offences per 10,000 residents across this area's Census tracts, each tract carrying the FBI-reported rate of its nearest reporting agency (2 agencies in all), from FBI Uniform Crime Reporting, latest published year, where each agency's rate is jurisdiction-wide, not a neighbourhood figure.

Median across the 30 member areas; middle half 10.0 to 10.0.

Clean air — higher is cleaner

Grand Junction scores 8.6 out of 10 for clean air, where higher is cleaner.

Measured figure: 6.1 micrograms per cubic metre PM2.5 annual mean.

Clean air uses a median of 6.1 micrograms per cubic metre of PM2.5 across the 30 Tracts in this city, an annual mean modelled at 30 member-area centroids from the Copernicus CAMS regional background surface. This figure is approximate: a regional background estimate rather than a local modelled surface.

This score is approximate.

Median across the 30 member areas; middle half 8.6 to 8.6.

Quiet — higher is quieter

Grand Junction scores 3.8 out of 10 for quiet, where higher is quieter.

Measured figure: 64.9 decibels (modelled).

Quiet uses a median of 64.9 decibels of modelled outdoor sound across the 30 Tracts in this city, a day-evening-night level taken at 30 member-area centroids from the national major-road traffic noise model, where a lower reading means a quieter area. This figure is approximate: modelled from the major-road network rather than a local noise surface.

This score is approximate.

Median across the 30 member areas; middle half 3.1 to 6.6.