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Plate readers © OpenStreetMap contributors (ODbL) · © OpenMapTiles
Union City has 31 mapped plate readers. 23 carry the Flock Safety tag. Most don't say who runs them.
They were first mapped between Nov 19, 2024 and Sep 27, 2026. A plate reader keeps a record of each car that passes. Whoever runs it sets how long and who can search it.
Flock cameras in Union City: locations by ZIP code
ZIP 94587 has the most (20).
| Where | Maker tag and operator | Facing | First mapped |
|---|---|---|---|
| Location on map Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Jul 10, 2026 |
| Location on map Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Sep 27, 2026 |
| Location on map Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | Sep 27, 2026 |
| Near ZIP 94587 Show on map | Flock Group Inc. Run by: California Highway Patrol | Faces west-northwest (as mapped) | Nov 30, 2025 |
| Near ZIP 94587 Show on map | Flock Group Inc. Run by: Kaiser Permanente | Faces southwest (as mapped) | Nov 19, 2024 |
| Near ZIP 94587 Show on map | Flock Group Inc. Run by: California Highway Patrol | Faces east-southeast (as mapped) | Nov 20, 2024 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces southwest (as mapped) | Nov 29, 2025 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces southwest (as mapped) | Nov 29, 2025 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces northeast (as mapped) | Nov 29, 2025 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces north (as mapped) | Nov 29, 2025 |
| Near ZIP 94587 Show on map | Flock Group Inc. Run by: Kaiser Permanente | Faces north-northwest (as mapped) | Nov 30, 2025 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces southeast (as mapped) | Apr 24, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces northwest (as mapped) | Apr 24, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | May 13, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces east-southeast (as mapped) | May 13, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces west (as mapped) | May 18, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces southwest (as mapped) | May 19, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces west-northwest (as mapped) | Jul 8, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces west-southwest (as mapped) | Jul 14, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces northeast (as mapped) | Jul 27, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces southwest (as mapped) | Aug 2, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces south-southeast (as mapped) | Aug 10, 2026 |
| Near ZIP 94587 Show on map | Flock Safety Run by: Not listed yet | Faces northwest (as mapped) | Aug 16, 2026 |
Near you: nearest mapped Flock cameras.
Who runs the Flock cameras in Union City
Most don't say who runs them.
- California Highway Patrol 2
- Kaiser Permanente 2
What the Flock cameras in Union City keep
- Records
- The plate of each car that passes, with the time and place. Often a photo of the car.
- Run by
- Most don't say. Tagged ones include California Highway Patrol (2) and Kaiser Permanente (2).
- Kept for
- Not published on the map. Each operator sets its own. Flock Safety’s FAQ: “Flock recommends a 7-day default.”
- Who sees it
- Whoever runs it, and those it shares with. In California, a public agency may share only with other public agencies in the state.
- How to ask
- Read the operator's policy. California requires one. Or ask the city for its records.
Who can search plate reads in Union City
298 agencies can search reads from the Union City Police Department’s plate readers, by its posted sharing list (Oct 14, 2026). Its portal says it keeps each read for 30 days.
Union City Police Department
- Agencies on its posted sharing list
- 298
- Other organizations on its list
- 6
- Keeps each read for
- 30 days
- Plate readers its portal lists
- 20
- Agencies whose reads it can search
- 153
Its transparency portal, as of Oct 13, 2026 · See its sharing lists, as of Oct 14, 2026
Get one summary email a month on new plate readers in Union City
Portal figures and sharing lists: EyesOnFlock (CC BY-SA 4.0), from Flock Safety transparency portals.
When the Flock cameras in Union City were first mapped
Flock-tagged readers here were first mapped from November 19, 2024 to September 27, 2026. 15 of the 23 were first mapped in 2026.
CamsAhead started its daily change log on October 22, 2026. How the map changed.
Flock cameras near Union City
Flock cameras in Union City: questions
How many Flock cameras are in Union City?
23 plate readers tagged Flock Safety are on the map in Union City, CA, as of November 7, 2026.
Where are the Flock cameras in Union City?
The table lists the most recently mapped ones by ZIP code, and the map shows all of them. ZIP 94587 has the most (20).
Who runs the plate readers in Union City?
Most don't say who runs them, and California Highway Patrol is tagged on 2. Whoever runs each one sets how long it keeps the reads and who can search them, within California law.
Which agencies around Union City use plate readers?
The EFF's Atlas of Surveillance lists Union City Police Department as an agency that uses plate readers.
Which way does each camera face?
All 23 carry a direction tag, and the map draws each one as a cone.
Know when cameras in Union City change.
Free email alerts for new plate readers mapped near your places. One summary email a month.
- When a plate reader is first mapped near you
- New cameras mapped or reported near you
- What plate readers keep, and who runs them
- Your street, your distance, the camera types you pick
156,883 cameras listed or mapped so far.
Sources and updates
How this page was made: CamsAhead writes each page type once, then fills it with this place's data from the sources below.
- OpenStreetMap contributors: plate readers in Union City, CA, data as of Nov 7, 2026; ODbL 1.0
- Flock Safety FAQ: the default retention quoted in What they keep, read Oct 24, 2026
- California Civil Code §1798.90.51: the use and privacy policy rule for plate readers
- California Civil Code §1798.90.55: the rule on who a public agency may share reads with
- EFF Atlas of Surveillance: agencies that use plate readers, data as of Aug 2026; CC BY 4.0
Plate reader points are mapped by OpenStreetMap volunteers (data as of November 7, 2026).
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