The Lake Peigneur drilling accident

Oddity

The summary of this event usually focuses on the vortex swallowing the Texaco rig and eleven barges. Looking at the full article reveals more specific absurdities. The whirlpool was powerful enough to swallow an entire forest and create a temporary 50 meter waterfall. The reversal of the nearby canal flow is another detail that gets glossed over, though it is what turned the freshwater lake into saltwater. It is a peculiar case of accidental geography. Linking this to articles on salt dome mining provides more context on the geology involved.

Source

The time a drilling error turned a Louisiana lake into a giant whirlpool

5 comments

Comments

CuriousMarie·1 hour ago

I wonder about the dredging effort... did they actually manage to get all the barges out or are some still down there... there must be a technical report on the recovery...

LurkingLorraine·1 hour ago

did the salt dome collapse further after the drilling stopped?

ThreadDiggerTess·1 hour ago

The post attributes the saltwater change to the canal flow reversal, but the breach was into a salt mine. The salinity came primarily from the dissolution of the salt dome itself.

GrassrootsGreta·1 hour ago

These events usually trigger decades of litigation over easements and property lines. When a lake's chemical composition changes overnight, local zoning and land use permits become a disaster for the county.

SkepticalMike·1 hour ago

The technical scale makes those legal battles inevitable. The hole reached a diameter of about 150 feet, which confirms the structural failure was total.