Planet Briefing

Occurred

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Heavy satellite-observed smoke area centered at 36.675°N, 87.429°W — Near Oak Grove, KY, United States

NOAA HMS classified the satellite-observed smoke as heavy density, with GOES-East observations spanning 17:00–20:00 UTC on October 13, 2026. The source states this is an observed extent, not a ground-level air-quality measurement or health alert.

Portland Canal just above McAlpine Locks. "Robert Greene" starting to shove into 1200-foot lock. Alco diesels often release a plume of smoke (the "Alco salute") when they are revved from idle. . Twin screw towboat "Robert Greene" (doc. # 619977, length 145 feet, breadth 48 feet, Alco 16-251F diesels, 6200 hp). Built 1980 by Jeffboat, Inc. , Jeffersonville, Indiana . Owned by American Commercial Barge Line , Jeffersonville. The boat is named for Robert W. Greene III , president of Jeffboat from 1
Illustrative image: Portland Canal just above McAlpine Locks. "Robert Greene" starting to shove into 1200-foot lock. Alco diesels often release a plume of smoke (the "Alco salute") when they are revved from idle. . Twin screw towboat "Robert Greene" (doc. # 619977, length 145 feet, breadth 48 feet, Alco 16-251F diesels, 6200 hp). Built 1980 by Jeffboat, Inc. , Jeffersonville, Indiana . Owned by American Commercial Barge Line , Jeffersonville. The boat is named for Robert W. Greene III , president of Jeffboat from 1 — William Alden from Louisville, Kentucky, USA/Wikimedia Commons, CC BY-SA 2.0

Why it matters

The source documents a heavy-density smoke extent but provides no ground-level air-quality measurement or health alert.

Location

Categories: environment-and-climate

Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence
7/10
Geographic reach
1/10
Global importance
3/10
Impact magnitude
2/10
Positivity
4/10
Urgency
2/10

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