hudcostreets/nj-crashes

Analysis and visualization of traffic crash data published by NJ DOT and NJ State Police

NJ Traffic Crash Data

Analysis of NJ State Police fatal crash data (2008-present) and NJDOT crash data (2000-2021)

• Plots: neighbor-ryan.org/nj-crashes
• Hudson County map: neighbor-ryan.org/nj-crashes/hudson/map

Fatal crash data updates daily (via GitHub Action), plots below are current through either the most recent month or year.

NJ traffic deaths w/ 12mo rolling avg

2021 and 2022 set 17-year highs for traffic deaths in NJ

(NJSP only includes victim-type data since 2020)

In NJ, traffic deaths are 1.5x-2x homicides

(Uniform Crime Reports 1990-2020, Disaster Center 1960-2019)

Traffic deaths, by month

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Analysis

• parse-njsp-xmls.ipynb
• nj-crime-stats.ipynb
• Hudson Crashes.ipynb

Refresh data:

njsp refresh_data  # By default, current year and 2 preceding
njsp update_data
njsp update_plots

NJDOT crash data parsing / analysis in njdot/.