Collect the SHD Tech located just to the north-west of here.
Procedure 1 Head towards the West Potomac Park area to start the side mission 2 Locate the civilians and go through the doors into an atrium 3 Secure the atrium & clear it of enemies 4 Head up the stairs and turn the first valve 5 Go upstairs and neutralize the hostiles you encounter 6 Move through the room then go up another set of stairs 7 Defeat the enemies that you meet 8 Once all enemies are defeated, locate & turn the 2nd valve 9 Move forward & follow your marker to the location of the 3rd valve 10 When you find third valve, turn it 11 Exit the room and go back to the atrium to secure it 12 When you've defeated all enemies, head down the atrium & pull the lever to stabilize water pressure 13 Once the lever has been pulled, your mission will be finished
The Division 2 has lots of Side Missions and not all are triggered by NPCs. Some missions appear after you enter a certain area, reach a specific Level or unlock specific settlements. This list will show you all available side missions, where to start them, and the rewards available. Note: This list is still for improvement so I apologize to some missing information. Enjoy.