Merkwiller-Pechelbronn (German: Merkweiler-Pechelbronn) is a commune in the Bas-Rhin department in Grand Est in north-eastern France.

[3] It is notable as the original home of oil sands mining.

Oil sands were mined from 1745 in Merkwiller-Pechelbronn,[4] initially under the direction of Louis Pierre Ancillon de la Sablonnière, by special appointment of Louis XV.

The Pechelbronn oil field was active until 1970, and was the birthplace of companies such as Antar and Schlumberger.

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