City of Chelsea

Suffolk County · Massachusetts

3 Deployments on record
1 Agencies
3 Technology categories

Technology presence

ALPR · 1 Fixed cameras & RTCC · none on record Face recognition · none on record Drones / UAS · none on record Gunshot detection · 1 Body-worn & dashcam · 1 Doorbell & camera registry · none on record Cell-site simulators · none on record Predictive policing · none on record Social-media monitoring · none on record

The record, by agency

Chelsea Police Department

Chelsea · 3 deployments · on UnGovr: City of Chelsea

ALPR Vendor: ELSAG

The Chelsea Police Department acquired automated license plate readers in 2010.

Sources (via the EFF Atlas): MuckRockThe Boston GlobeELSAG

Body-worn & dashcam

On December 30, 2021 the Massachusetts Governor announced an award of $107,400 to the Chelsea Police Department for its body-worn camera program.

Sources (via the EFF Atlas): Massachusetts Executive Office of Public Safety and Security

Gunshot detection Vendor: ShotSpotter

The Chelsea Police Department uses ShotSpotter gunshot detection technology.

Sources (via the EFF Atlas): Chelsea Police Department

Source: EFF Atlas of Surveillance (Electronic Frontier Foundation & University of Nevada, Reno — Reynolds School of Journalism) · CC BY 4.0 · retrieved July 2026