6 of 8 Washington County agencies are fully encrypted
8 public safety agencies in Washington County, Tennessee have encrypted their radio communications.
Radio encryption in Washington County
Traffic tracked under Washington County, Tennessee runs on the Tennessee Advanced Communications Network (TACN), and most of it is still receivable: 16 of 19 catalogued talkgroups are in the clear against 3 encrypted. Encryption splits between P25 ADP on 5 records and P25 AES-256 on 3. The Washington County Sheriff's Office, Johnson City Police and the Mount Juliet fire and administration records use ADP, with Mount Juliet Police encrypting part of its traffic; Jonesborough and Brentwood police and the Johnson City Transit Authority are listed with AES-256. Seven of the 8 agencies encrypt everything monitored. Half the records here — 4 of 8 — are unverified against RadioReference, so confirm individual agencies before assuming their status.
Compiled from this site's agency database. Encryption status changes without notice — confirm any specific agency on RadioReference.
Radio systems serving Washington County
- Middle Tennessee Regional Trunked Radio System
- Tennessee Advanced Communications Network (TACN)
Of 19 talkgroups catalogued for Washington County, 3 are encrypted and 16 remain in the clear. A scanner can still receive the unencrypted channels.
5 of 8 records here have been checked against a primary source; 3 have not.
System and talkgroup counts come from this site's agency database and change without notice — confirm current status on RadioReference.
Encryption Technology Used in Washington County
Encrypted Agencies in Washington County
| Agency Name | Type | Encryption | Scope |
|---|---|---|---|
| City of Brentwood Police Department ✓ | Police | P25 AES-256 | Fully Encrypted |
| City of Johnson City Police Department | Police | P25 ADP | Fully Encrypted |
| City of Johnson City Transit Authority | Transit | P25 AES-256 | Fully Encrypted |
| City of Jonesborough Police Department ✓ | Police | P25 AES-256 | Fully Encrypted |
| City of Mount Juliet Administration | Other | P25 ADP | Partially Encrypted |
| City of Mount Juliet Fire Department ✓ | Fire | P25 ADP | Fully Encrypted |
| City of Mount Juliet Police Department ✓ | Police | P25 ADP | Partially Encrypted |
| Washington County Sheriff's Office ✓ | Sheriff | P25 ADP | Fully Encrypted |
Frequently Asked Questions
Is Washington County police radio encrypted?
6 of 8 agencies in Washington County, Tennessee are fully encrypted (75%), while 2 have partial encryption.
Can I listen to Washington County Sheriff on a scanner?
The Washington County Sheriff's Office has encrypted their radio communications using P25 ADP. Scanner monitoring of sheriff operations is no longer possible.
How many police departments in Washington County are encrypted?
4 police departments in Washington County have implemented some level of encryption, along with 1 sheriff offices, 1 fire departments, and 0 EMS agencies.
What encryption technology does Washington County use?
The most common encryption type in Washington County is P25 ADP, used by agencies for secure communications. This encryption blocks public scanner monitoring.
Fight Encryption in Washington County
Join the movement to restore transparency to public safety communications in Washington County, Tennessee.