Police Department Tactical Only

Chelsea Police

Washtenaw, Michigan

What you can do right now

Encryption Details

Encryption Type P25 DES-OFB
Scope Tactical is encrypted
Technical Details P25 DES-OFB

Verified Talkgroup Data

Verified Mar 6, 2026 Moderate confidence
15 Total Talkgroups
7 Encrypted
8 Unencrypted
47% Encrypted
Radio System: Michigan's Public Safety Communications System (MPSCS)
View 7 talkgroups
DEC Alpha Tag Description Status
12314 81CHELSEA2 Chelsea Police Tactical Encrypted
42165 82ECPD1 Ecorse Police 1 Encrypted
42166 82ECPD2 Ecorse Police 2 Encrypted
42181 82GRCPD1 Gibraltar-Rockwood Consolidated Police 1 Encrypted
42182 82GRCPD2 Gibraltar-Rockwood Consolidated Police 2 Encrypted
42209 82TCPD1 Taylor Police 1 Encrypted
42210 82TCPD2 Taylor Police 2 Encrypted

Verification Status

We don't yet have per-talkgroup data for Chelsea Police from the RadioReference API. The encryption scope and type above come from the RadioReference Wiki, which is community-maintained rather than independently confirmed channel-by-channel. Our automated matching put this at moderate confidence (70%) based on how closely the wiki listing matches this agency's name and county.

If you monitor Chelsea Police directly or have more current information, the fastest way to fix this is to update the RadioReference Wiki entry — our data pulls from there and from the RadioReference API on a regular refresh cycle.

Washtenaw County Context

Washtenaw County is a mixed picture: 3 of 10 agencies we track here are fully encrypted (30%), which means some neighboring departments are still audible on a scanner.

What This Means

This agency is listed as encrypting tactical channels used for SWAT operations and sensitive investigations, with regular dispatch possibly still accessible. Confirm current status at RadioReference.

See encryption status nationwide Interactive map showing which US police departments have encrypted their radios. Open the encryption map →

Frequently Asked Questions

Is Chelsea Police radio encrypted?

Chelsea Police is listed in our records with P25 DES-OFB encryption — a listing we haven't yet verified against live talkgroup data. This agency is listed as encrypting tactical channels used for SWAT operations and sensitive investigations, with regular dispatch possibly still accessible. Confirm current status at RadioReference.

Can I listen to Chelsea Police on a police scanner?

Possibly. Our database lists Chelsea Police as encrypting its tactical channels, which would leave some channels accessible. The listing is unverified — check RadioReference for specific talkgroup status.

Why do agencies like Chelsea Police encrypt their radio?

Departments typically point to officer safety and operational security. Neither claim tends to come with evidence specific to Washtenaw County; what's verifiable is what's lost — journalists can't monitor police department activity in real time, and coordination with agencies that stay unencrypted gets harder.

Can Washtenaw County reverse the encryption decision?

Yes. Encryption is a policy choice made by department leadership or elected officials, not a technical requirement, so it can be reversed the same way. Public pressure, city council advocacy, and organized local coalitions have reversed encryption decisions elsewhere.

What can I do about Chelsea Police encryption?

Start local: show up when Washtenaw County officials discuss the budget for Chelsea Police, and ask specifically why full encryption was chosen over a delayed feed or tactical-only approach. File a FOIA request for recordings or policy documents, and connect with others nearby who want the same information — a coordinated ask carries more weight than an individual one.

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