Emergency Medical Services Fully Encrypted

Cass County EMS

Cass, Illinois

What you can do right now

Encryption Details

Encryption Type NXDN Scrambling
Scope All Operations
Technical Details NXDN 15 bit scrambling

Verified Talkgroup Data

Verified Mar 6, 2026 Low confidence
3 Total Talkgroups
0 Encrypted
3 Unencrypted
0% Encrypted
Radio System: Diga-Talk, Mobile Communications of America (SRC UHF-DMR), STARCOM21 Statewide Illinois

Verification Status

We do have per-talkgroup data for Cass County EMS from the RadioReference API, and used it to set the encryption scope shown above — but no additional human-reviewed source (a live feed check or a dated news account) has been recorded for this record, so treat it as a data-quality correction rather than an independently confirmed verification. Check the live RadioReference database directly for current status.

If you monitor Cass County EMS 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.

Shared Radio System

Cass County, Illinois runs Diga-Talk / Mobile Communications of America (SRC UHF-DMR) / STARCOM21 Statewide Illinois as shared infrastructure: 1 agencies, Cass County EMS included, ride the same system and inherit the same encryption status rather than each having made a separate call.

Cass County Context

Cass County EMS isn't an outlier here: 3 of the 3 public-safety agencies we track in Cass County are fully encrypted (100%), so most departments nearby have made the same move.

What This Means

Our records list every channel this agency runs as encrypted, including day-to-day dispatch. That listing hasn't been verified against live talkgroup data, so confirm it at RadioReference before relying on it.

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

Frequently Asked Questions

Is Cass County EMS radio encrypted?

Our database lists Cass County EMS as using NXDN Scrambling encryption, though this listing is unverified. Our records list every channel this agency runs as encrypted, including day-to-day dispatch. That listing hasn't been verified against live talkgroup data, so confirm it at RadioReference before relying on it.

Can I listen to Cass County EMS on a police scanner?

Likely not, if the listing is accurate: our database lists Cass County EMS as fully encrypted using NXDN Scrambling, which no consumer scanner can decode. The listing is unverified — check the live RadioReference database for current status.

Why do agencies like Cass County EMS encrypt their radio?

The reasons offered are almost always the same two: officer safety and operational security. Whether either was tested against a real Cass County incident is rarely part of the public record, whereas the consequences are easy to observe — no real-time accountability, and neighbouring agencies still in the clear left working around the gap.

Can Cass County reverse the encryption decision?

It can. The radios support open and encrypted operation equally well, so this is a configuration and a policy, not a constraint — and policies set by Cass County officials are policies those officials can revisit when constituents press for it.

What can I do about Cass County EMS encryption?

File a FOIA request for Cass County EMS's radio recordings and encryption-decision paperwork, then show up to speak at a council or commission meeting. Find other residents or journalists in Cass County who want the same access — state legislation requiring public radio access is the longer-term fix, but organized local pressure is what usually moves the needle first.

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