Recognize and Respond to a Pipeline Leak
While pipeline leaks are unlikely, they can be dangerous and require caution and immediate action to protect people, property and the environment.

Guidelines for detecting pipeline leaks:
NOTE: All of these signs may not occur at the same time.
Look
- A pool of liquid on or spraying from the ground
- Discolored or dead vegetation
- A rainbow sheen on water or in a flooded area
- Continuous bubbling in water
- Dirt or liquid being blown into the air
- Flames coming from the ground or an exposed pipeline valve
Listen
- An unusual hissing or roaring noise coming from a pipeline
Smell
- An unusual odor such as gasoline, kerosene or other petroleum product
Responding to a Pipeline Leak
If you suspect a pipeline may have a leak, leave the area immediately. Once you are at a safe distance away from the potential leak, call 911 and Explorer’s emergency number at 888-876-0036.
Guidelines for responding to pipeline leaks:
- Leave the area immediately and warn others to stay away
- Do not light a match, start an engine, use a cell phone or turn on or off any electrical appliances until you are a safe distance away from the potential leak
- Do not drive into an area where you suspect a leak, and do not touch or operate pipeline valves