Updated Title Publisher
Updated Title Publisher
Updated Title
Published Title Score Editor's Choice
Published Title Score

The Last of Us Part I

Tommys Dam: Hydroelectric Dam

Shane Williams

This is a guide for the first area in Tommy’s Dam in The Last of Us: Part 1. It’ll navigate you through the necessary steps to reaching the power plant and finding all Optional Conversations.

Tommy held on to a picture of Sarah for Joel.

Trophy Collectables Weapons & Ammo Healing Items Crafting/Item Upgrades
Firefly Pendant x 1 El Diablo Supplements x35
Foreign element (Comic) Handaxe Blades x 10
Power Plant Map Handgun Ammo x9 Binding x 1
Plant Schematics Arrows x2 Rag x 4
Smoke: Chemistry (Training Manual) 3 Rifle Ammo Alcohol x 10
El Diablo Ammo x2 Explosive x 3
Parts x100
Sugar x 1

How To Reach The Hydroelectric Power Plant

Once you’ve made it out of the Suburbs, follow the path ahead and search the nearby car to find some Alcohol x1, Blades x1 and the El Diablo Handgun. From here, drop down on the left and follow the path ahead until you reach the bridge, then look in the vehicle to find the Foreign Element Comics. Continue following the path ahead until you reach the power plant.

(1 of 3) Grab the El Diablo Pistol from the broken car

Head upstairs and interact with the valve to create half of a path, then unlock the nearby door with a Shiv to find some Handgun Ammo x5, Explosive x1, Arrows x2, Parts x50, Alcohol x1, and Supplements x10. Exit the building and jump into the water, then dive down into the submerged building and free the wooden plank from the roof.

Where To Find The Hydroelectric Power Plant Optional Conversation

Wait for Ellie to get on the raft and bring her over to the opposite side, then wait for her to turn the valve and walk to the opposite side. From here, search the rubbish to the lefto for a Binding x1, then approach the grave to find to trigger an optional conversation with Ellie. Head upstairs and walk underneath the nearby tree and look to the left of the bulldozer for some Supplements x10, then search the cabin to find Parts x5, Rag x1, Blades x1 and the Power Plant Map.

(1 of 2) Approach the grave for an optional conversation

Approach the grave for an optional conversation (left), then enter the cabin to find the Power Plant Map. (right)

Approach the gate to trigger a scene, then follow Maria and enter the building. Head over to Tommy and speak with him, then search the room on the left for Supplements x10, Parts x10, Explosive x1 and Alcohol x1. From here, follow Tommy outside, then speak with a woman standing watch for an optional conversation.

Where To Find The Smoke: Chemistry Training Manual

Continue to the opposite side and pet the dog for the Who’s a Good Boy Trophy, then enter the building. Collect some Supplements x5 and Blades x1 from the table, then pickup the Smoke: Chemistry Training Manual from a broken locker in this room. Make use of the Workbench in the other room to upgrade your equipment, then head downstairs and search the Storage Room.

(1 of 2) Pet the dog outside for a Trophy

Pet the dog outside for a Trophy (left), then grab the Smoke: Chemistry Training Manual from the broken locker. (right)

Inside you’ll find Parts x35, El Diablo Ammo x1 and the Firefly Pendant - Ryand Oliverio. Enter the room on the opposite side for a cutscene, then you’ll have to defend the dam from a Bandit Ambush.

How To Clear The Hydroelectric Dam Ambush

Before approaching them, make sure you’ve upgraded your Melee Weapon and craft some Melee Kits, then slowly work your way through the area whilst picking off any bandits in the distance with the Hunting Rifle and the closer enemies with a Shotgun. After all the enemies inside have been dealt with, collect the Plant Schematics from the table, then head out onto the bridge.

(1 of 2) Stay in cover and take out the Bandits

Stay in cover and take out the Bandits (left), then collect the Plant Schematics from the table. (right)

Take the lower path of the bridge and remain crouched then when you get close to the enemy either use the Shotgun or Melee attacks to take them out. Once the bridge has been cleared, enter the building on the opposite side and take out a few more enemies, then approach Ellie and Maria to bring this portion of the Hydroelectric Dam to a close.

No Comments
Guide Information
  • Publisher
    Sony Computer Entertainment
  • Platforms,
    PS3, PS4, PS5
  • Genre
    Action Adventure, Survival Horror
  • Guide Release
    2 September 2022
  • Last Updated
    7 October 2022
    Version History
  • Guide Author

Share this free guide:

The Last of Us is a third-person action-adventure game that was released in 2013 for PlayStation 3, and then recreated for PlayStation 5. The game takes place in a post-apocalyptic world where most of the population has been wiped out by a fungal infection. The story follows Joel, a smuggler who is hired to transport a young girl named Ellie across the United States, as she may hold the key to finding a cure for the infection. This guide for The Last of Us: Part I includes:

Get a Gamer Guides Premium account: