Safety, air quality and noise in San Jose

Safety — higher is safer

San Jose scores 10.0 out of 10 for safety, where higher is safer.

Measured figure: 8.7 violent offences per 10,000 residents.

Safety uses a median of 8.7 violent offences per 10,000 residents across this area's Census tracts, each tract carrying the FBI-reported rate of its nearest reporting agency (3 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 297 member areas; middle half 10.0 to 10.0.

Clean air — higher is cleaner

San Jose scores 6.9 out of 10 for clean air, where higher is cleaner.

Measured figure: 9.8 micrograms per cubic metre PM2.5 annual mean.

Clean air uses a median of 9.8 micrograms per cubic metre of PM2.5 across the 297 Tracts in this city, an annual mean modelled at 297 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 297 member areas; middle half 6.8 to 7.0.

Quiet — higher is quieter

San Jose scores 3.3 out of 10 for quiet, where higher is quieter.

Measured figure: 66.8 decibels (modelled).

Quiet uses a median of 66.8 decibels of modelled outdoor sound across the 297 Tracts in this city, a day-evening-night level taken at 297 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 297 member areas; middle half 0.8 to 3.7.