Boom over the Tri-Cities - Jun 21, 2026, 8:53 PM
Sunday, June 21, 2026 at 9:05 PM · 2 hours ago
We need at least two reports that note which direction it came from (ideally from different spots) before we can triangulate an origin.
Add your direction →What it lines up with
Automatic cross-references. Suggestive, not proof.
Benton Substation (BPA) (substation) - about 2.7 km from the estimated origin.
Conditions weren’t especially sound-carrying. (26°C, wind 4 km/h, 0% cloud)
night on a weekend.
First quarter (45% lit).
What people reported
Each number matches a dot on the map above.
Hollow sounding explosion, almost felt like it came from under the apartment.
Heard a big boom & saw firework lights from blast. It was an ariel mortar, visually saw it.
What do you think it was?
Cast your vote. The data’s nearest match: substation - Benton Substation (BPA).
Discussion
Saw the same thing? Have a theory or evidence about what it was? Weigh in.