Here are all the Panic Room locations for the West Ridge Region in Dead Rising 4, denoted by the purple squares. You'll find their detailed locations below the images.
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1. On the floor of the shed out back.
2. In the middle building on the compound, on the floor.
3. On the floor of the shed out back.
4. On the floor of the shed out back.
5. In the kitchen behind a painting.
6. Next to the staircase behind a bookshelf.
7. On the floor, but the unlock switch is immediately to the left in the main room. It isn’t covered.
8. In the kitchen to the right of the fridge.