Delaware Traffic Crash Reports Since 2009

Monthly updated data from the Delaware Department of Safety and Homeland Security contains crash reports compiled by law enforcement officers from 2009 onward. This information supports public analysis for identifying and planning safety enhancements at potential crash sites. Official crash reports remain confidential under state law.

Use Cases

• Analyze crash frequency by COUNTY CODE and DAY OF WEEK DESCRIPTION to identify high-risk temporal and spatial patterns.
• Model the relationship between ROAD SURFACE DESCRIPTION, WEATHER 1 CODE, and CRASH CLASSIFICATION DESCRIPTION to predict accident severity.
• Assess the impact of ALCOHOL INVOLVED and SEATBELT USED on crash outcomes using historical YEAR data.
• Map crash locations using LATITUDE and LONGITUDE coordinates to visualize geographic clusters for resource allocation.
• Evaluate safety in WORK ZONE TYPE DESCRIPTION areas by analyzing MOTORCYCLE INVOLVED and PEDESTRIAN INVOLVED incidents.

Strengths

• Data spans from 2009 onward, providing over a decade of historical records.
• Includes over 30 specific columns detailing environmental, vehicle, and human factors.
• Updated monthly with a six-month reporting lag for processing.

Limitations

• Row count and sample size are unknown, limiting assessment of statistical power.
• Data is limited to the state of Delaware, restricting geographic generalizability.
• Official crash details are confidential and may not be fully represented in this public summary.

Provenance

Source

Delaware Department of Safety and Homeland Security (DSHS).

Collection Method

Generated from crash reports filled out by investigating Delaware law enforcement officers.

Time Range

From 2009 onward.

Freshness

Updated monthly, with data current through six months ago.

Geography

State of Delaware, USA.