Summerville also extends into Berkeley County, Charleston County.
About Summerville Police Frequencies
- Trunked radio systems that carry law-enforcement traffic here: Palmetto 800: 8 talkgroups; Palmetto 800: 8 talkgroups. A trunking scanner is required, and it must support the system type shown.
- To follow a trunked system, program a control channel first. For Summerville, start with the Summerville (Charleston County) site of Palmetto 800, about 1 miles away. Its control channels: 853.1875, 853.95 MHz.
- 13 listed entries are marked encrypted. No scanner can decode encrypted audio.
Summerville trunked talkgroups
Palmetto 800
8 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Summerville Police | Summerville Police Department Control | 4350 | 10fe | D Encrypted |
| Summerville Police | Summerville Police Department Tactical | 4351 | 10ff | D Encrypted |
| Summerville Police | Summerville Police Department | 4353 | 1101 | D Encrypted |
| Summerville Police | Summerville Police Department | 4354 | 1102 | D Encrypted |
| Summerville Police | Summerville Operations | 4357 | 1105 | D Encrypted |
| Summerville Police | Summerville Police Department Records | 4371 | 1113 | D Encrypted |
| Summerville Police | Summerville Police Department 4372 | 4372 | 1114 | D Encrypted |
| Summerville Police | Summerville Police Department 4375 | 4375 | 1117 | D Encrypted |
Dorchester County channels that also cover Summerville
Palmetto 800
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Dorchester County Sheriff | Dorchester County Sheriff – Tactical Channel | 4106 | 100a | D |
| Dorchester County Sheriff | Sheriff Administration | 4107 | 100b | D |
| Dorchester County Sheriff | Law Enforcement Roam | 4240 | 1090 | D |
5 encrypted talkgroups (cannot be monitored)
| Agency | Description | Talkgroup | Hex | Mode |
|---|---|---|---|---|
| Dorchester County Sheriff | Dorchester County Sheriff – Dispatch | 4103 | 1007 | D Encrypted |
| Dorchester County Sheriff | Sheriff 4101 | 4101 | 1005 | D Encrypted |
| Dorchester County Sheriff | Sheriff 4105 | 4105 | 1009 | D Encrypted |
| Dorchester County Sheriff | DC Tactical | 4113 | 1011 | D Encrypted |
| Dorchester County Sheriff | Sheriff Patrol | 4133 | 1025 | D Encrypted |
Nearest trunked radio sites
Distances are measured from the center of Summerville.
Summerville (Charleston County) · Palmetto 800
RFSS 1 · Site 12 (hex C) · NAC 1D0 · about 1 mi away
Control 853.1875, 853.95
Voice 851.1125, 851.95, 852.3125, 852.7125
Dorchester County Simulcast · Palmetto 800
RFSS 1 · Site 18 (hex 12) · NAC 1DE · about 5 mi away
Control 852.375, 854.1125, 854.4125, 858.7625
Voice 851.375, 851.875, 851.975, 852.875, 853.4, 853.475, 853.825, 853.85, 854.1625, 856.4625, 856.7625, 857.4625, 857.7625, 858.4625, 859.4625, 860.4625
North Charleston (Charleston County) · Palmetto 800
RFSS 1 · Site 13 (hex D) · NAC 1D0 · about 13 mi away
Control 853.2, 853.5125
Voice 851.1, 851.7125, 852.1, 852.675, 852.975
What do these numbers mean?
- Control channel
- The frequency your scanner listens to first. It tells the scanner where each voice call is happening, so program it before anything else.
- Voice
- The other frequencies the site uses for calls. A trunking scanner follows them automatically once it has the control channel.
- Site
- One tower location of the system. Scanners show the number in decimal or hex, so both are listed.
- RFSS (Radio Frequency Sub-System)
- A group of sites run by the same controller. Large Project 25 systems can have several.
- NAC (Network Access Code)
- A hex code the site transmits. Your scanner can use it to ignore other systems on the same frequency.
- Talkgroup
- A virtual channel on a trunked system, such as one agency’s dispatch. Programming uses the decimal or hex number, depending on your scanner.
Common questions
Are Summerville police talkgroups encrypted?
8 of the 8 talkgroups listed for Summerville are marked fully or partly encrypted; a scanner cannot decode encrypted audio.