Welcome to NGB’s guide for the Old Raymond side mission in Borderlands 4. Raymond’s crew has found themselves trapped in the City’s sewers, and it’s up to you to come to the rescue. Head to the Water Treatment Facility, overcome any obstacles, and open the sewer gates.
Quick Links
Old Raymond Walkthrough
How to Start the Old Raymond Quest

To begin the Old Raymond side mission in Borderlands 4, speak with Raymond on the west side of Glory Park.

How to Complete the Old Raymond Quest
Raymond’s lads are trapped in the City’s sewers! Blast into the Water Treatment Facility and open the sewer gates to set them free.
Place explosives on facility door
Grab the explosives from the table behind Raymond and bring them to the southwest where you’ll find a giant door. Place the explosives on this door then shoot them to set them off.
Reset facility system
Head inside then push the button on the console. Afterward, defeat the Order ambush.
Reach core room
To reach the core room, head deeper into the facility. When you arrive, take out all the Order guards.
Hack core system
In the core room, hack the computer, causing enemy reinforcements to spawn. Take them out!
Open sewer gate
Sewer gates throughout Dominion City will now be open, allowing you to explore the sewers to uncover secrets and rewards. When you are ready, press the button next to the sewer door to open it!

Leave facility
You’ll then be free to leave by following the path through the sewer. Once you reach the outdoors, the quest will complete.
Related Borderlands 4 Content
Looking for more Borderlands 4 content? Use the links below to keep exploring our guides:
- Next Guide: Continue with Borderlands 4 Side Missions Guide for complete walkthroughs on every quest!
- Main Page: Visit our Borderlands 4 Guides and Walkthroughs hub for all our latest content!
- Official Website: Check out the official Borderlands 4 website for news and updates!