Ark Chest 1:
Ark Chest 1 is inside a fenced off area.
Storage 1 is in a little dead end alley right after the Ark Chest.
For Storage 2 go to the burning dead end (screenshot). There are some bars on the floor, blocking a basement passage.
Use the valve to open it and go down.
Continue your way towards the Ark. There is Storage 3 in a corner.
At the little shop courtyard with the tower in the middle, look up. There is Storage 4.
Right of the Ark is Storage 5.
Ark Chest and Data Pad:
Ark Chest and Data Pad are close to each other in front of the Ark.