What can you do as a free member?

Member benefits illustration

Create your free account today and unlock all our premium features and tools to enhance your gaming experience.

Member benefits illustration

Create your free account today and save articles to your watchlist and get notified when they're updated with new information.

Member benefits illustration

Create your free account today and save your favorite games for quick access later, synced across all your devices.

Member benefits illustration

By creating a Game8 account and logging in, you'll receive instant notifications when someone replies to your posts.

Comment rating feature illustration

By creating a Game8 account and logging in, you can make use of convenient features in the comments section, such as rating and sorting comments.

Premium archive feature illustration

By creating a Game8 account and logging in, you can access Premium articles that are exclusively available to members.

Site Interface

Guest
Free Member
Article Watchlist
Game Bookmarks
Cross-device Sync
Light/Dark Theme Toggle
User Profiles
Direct Feedback
Comment Rating

Game Tools

Guest
Free Member
Interactive Map Access
Interactive Map Pins
Interactive Map Comments
Interactive Map Pins Cross-Device
Check List
Event Choice Checker
Deck Builder Cross-Device
Message Board Notification
Message Board Cross-Device
Build Planner
Stat Calculator
Diagnostic Tool
Weapon/Armor Wishlist

Want more information?Learn more

Fallout 4 (FO4)

Pull the Plug Walkthrough: Does Pull the Plug Drain the Quarry?

Add to Watchlist

Fallout 4 - Pull the Plug

Pull the Plug is a Side Quest in Fallout 4 (FO4). Read on for a detailed Pull the Plug walkthrough, locations and rewards, and find out if Pull the Plug drains the quarry.

Pull the Plug Location

East of Red Rocket Truck Stop

Map View
Thicket Excavations
Quest Giver

Thicket Excavations is located directly east of Red Rocket Truck Stop, surrounded by trailer trucks.

Pull the Plug Walkthrough

  1. Talk to Sully Mathis
  2. Repair the Underwater Pipes
  3. Start the Pump
  4. Kill the Two Mirelurks and Talk to Sully

Talk to Sully Mathis

Fallout 4 - Sully Mathis

Sully Mathis is located near the dam inside Thicket Excavations. Talk to him to begin the quest.

He will ask you to repair the underwater pipes below the dam.

Haggle for a Higher Pay

With a high enough level of Charisma, you can haggle for your reward for up to 125 Caps.

Best Charisma Perks

Repair the Underwater Pipes

Fallout 4 - Valve

There are 3 underwater pipes located in the dam below. Keep in mind that the water is irradiated and it will deal 10 Rads per second. Take precautions by taking Rad-X before diving.

All Aid Consumable IDs

Look for Bubbles on the Surface

Fallout 4 - Bubbles

To locate these pipes, look for bubbles on the surface of the water and then dive in to find the source. This way, you can do the task without drowning.

Start the Pump

Fallout 4 - Pump

After successfully turning the valves, take some Radaway to recover and then talk to Sully. He will ask you to start the pump.

The pump is the big yellow machine right beside Sully. Activate it.

RadAway ID

Kill the Two Mirelurks and Talk to Sully

Fallout 4 - Mirelurks

Two Mirelurks will spawn once you activate the pump. Defeat them.

After doing so, talk to Sully again to finish the quest.

Does Pull the Plug Drain the Quarry?

The Quarry Will Be Drained After 24 Hours

Fallout 4 - Drain the Quarry

You will soon find out once you get back after 24 in-game hours that the quarry has been drained and a group of Raiders has taken control of the base that was once the dam.

You will also discover that Sully is a Raider Boss and will be hostile towards you when you come back.

Pull the Plug Quest Summary and Rewards

Pull the Plug Rewards and Quest ID

Pull the Plug Overview
Rewards XP: 200+
Caps: 50-125 (Depending on the negotiated price)
Quest ID 001073CE

Fallout 4 Related Guides

Fallout 4 Side Quests

All Side Quests List and Best Side Quests

Side Quest Guides

Next-Gen Update Quests
When Pigs Fly Best of Three
Crucible Speak of the Devil
All Hallows' Eve Echoes of the Past
Pyromaniac -
Side Quests
The Silver Shroud The Devil's Due
The Big Dig The Memory Den
Public Knowledge Trouble Brewin’
Long Road Ahead Special Delivery
Pickman's Gift Human Error
Vault 81 Pull the Plug
Here, Kitty Kitty Hole in the Wall
Diamond City Blues Confidence Man
Cambridge Polymer Labs Order Up
Mystery Meat The Disappearing Act
Out in Left Field Vault 75
Dependency Here There Be Monsters
Curtain Call Painting the Town
Emogene Takes a Lover Short Stories
Banished from The Institute Last Voyage of the USS Constuitution

Author

    Please participate in our site
    improvement survey
    12/2025
    Would you assist in
    improving Game8's site?
    ×
    This survey will take about 1 minute.
    Your answers will help us to improve our website.
    We are listening to our users' valuable opinions and discussing how to act on them.
    The information collected through this survey will be used for the purpose of improving our services. In addition, the information will only be disclosed a part of a statistic in a format that will not allow identification of personal information.
    Begin Survey

    All rights reserved

    Guide Index