A Toxic Trail is a quest in ARC Raiders that combines exploration, photography, and clue-hunting. Set in the Dam Battlegrounds' water intake and swampy outskirts near the Water Treatment Control building, this quest focuses on tracing contaminated barrels to expose saboteurs threatening the water supply.
In this guide, you’ll find a clear breakdown of the objectives, locations, and steps needed to complete A Toxic Trail efficiently and safely.
Objectives
- Return to the water intake below the Water Treatment Control Building.
- Search the swamp for traces of the barrel's origins.
- Take a photo of the barrel truck.
- Search the truck for clues about the saboteur's identity.
Scene
"We've got clean water again, but we can't risk people falling ill if the saboteurs return. We need to root them out once and for all." - Shani

Location and how to start
Head to the Dam Battlegrounds and move to the marked spot below—the water intake area under the Water Treatment Control building—to begin mission progression.


Screenshots by: NerdsChalk
Walkthrough
Follow the steps below to complete A Toxic Trail quest in ARC Raiders:
Step 1
After reaching the water intake area under the Water Treatment Control building, head towards the barrel sitting in the middle of the swampy water.
Screen recording by: NerdsChalk
Step 2
Proceed to the next location, where you'll spot a truck loaded with barrels parked in the middle of the swamp.
Screen recording by: NerdsChalk
Step 3
Stand on the prompted spots around the truck and snap a photo of the barrel truck.
Screen recording by: NerdsChalk
Step 4
Head to the door of the driver's seat of the truck, investigate there, and pick up the dropped Spaceport Warehouse Key to complete all objectives.
Screen recording by: NerdsChalk
Step 5
Extract carefully and return to Shani to claim your rewards.

Rewards
- Tactical MK. 2: x1
- Zipline: x3
- Pulse Mine: x3
- Gas Mine: x3

We hope this A Toxic Trail guide has cleared up everything you need. This quest involves investigating the barrels to track down the saboteurs plotting to poison your water supply. Drop your feedback, suggestions, or questions in the comments below—we actively check them and will be happy to assist further whenever required.
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