Police Department Fully Encrypted

Normandy Police

St. Louis, Missouri

What you can do right now

Encryption Details

Encryption Type P25 ADP
Scope All Operations
Technical Details P25 ADP

Verified Talkgroup Data

Verified Mar 6, 2026 Low confidence
1 Total Talkgroups
1 Encrypted
0 Unencrypted
100% Encrypted
Radio System: St. Louis Area Trunked Emergency Radio (SLATER)
View 1 talkgroup
DEC Alpha Tag Description Status
55663 Nmdy Police Sppt Normandy Police: Support Encrypted

Verification Status

We don't yet have per-talkgroup data for Normandy 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 low confidence (50%) based on how closely the wiki listing matches this agency's name and county.

If you monitor Normandy 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.

St. Louis County Context

Normandy Police isn't an outlier here: 31 of the 32 public-safety agencies we track in St. Louis County are fully encrypted (97%), 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 Normandy Police radio encrypted?

Our database lists Normandy Police as using P25 ADP 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 Normandy Police on a police scanner?

Likely not, if the listing is accurate: our database lists Normandy Police as fully encrypted using P25 ADP, which no consumer scanner can decode. The listing is unverified — check the live RadioReference database for current status.

Why do agencies like Normandy Police encrypt their radio?

The standard justification nationwide is officer safety and operational security, regardless of whether a documented local incident ever required it. The tradeoff that follows is consistent too: public oversight drops, and reporters lose the ability to track police department response as it happens.

Can St. Louis County reverse the encryption decision?

Yes — nothing about the underlying radio technology forces this. It's a decision St. Louis County officials made and can revisit, and other communities have pushed departments back toward open channels through sustained council pressure and coalition-building.

What can I do about Normandy Police encryption?

File a FOIA request for Normandy Police's radio recordings and encryption-decision paperwork, then show up to speak at a council or commission meeting. Find other residents or journalists in St. Louis 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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