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North Bloomfield Hydraulic Mining Environmental Case

Opinions of Lorenzo Sawyer, Circuit Judge, and Matthew P. Deady, District Judge in the matter of Case 2900, Edwards Woodruff v. North Bloomfield Mining Company

 marks an important milestone in U.S. environmental history.

In 1882, wheat farmer Edward Woodruff filed suit against the North Bloomfield Mining Company on behalf of local farmers over the agricultural impact of hydraulic mining in California’s Central Valley. In his landmark decision outlined in this document, Judge Lorenzo Sawyer ruled in favor of the farmers, recognizing the damage caused to agriculture and state infrastructure. The ruling placed regulations on the mining industry and prohibited the dumping of debris in waterways. Today, this case is considered the nation’s first environmental law.

Read the full text, view, and download the , in the matter of Case 2900, Edwards Woodruff v. North Bloomfield Mining Company on the ÍþÄá˹ÈËÓéÀÖ³¡ Catalog, along with several other documents from this case and the related . The ÍþÄá˹ÈËÓéÀÖ³¡ at San Francisco holds over 700 cubic feet of  from the U.S. Circuit Court for the Northern District of California dated from 1863–1911. Additional notable cases are available online on our .

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Opinions of Lorenzo Sawyer, Circuit Judge, and Matthew P. Deady, District Judge, in the matter of Case 2900, Edwards Woodruff v. North Bloomfield Mining Company. ÍþÄá˹ÈËÓéÀÖ³¡ Identifier: 295945

You can explore more records held in the ÍþÄá˹ÈËÓéÀÖ³¡ at San Francisco by searching our online  or by visiting our research room in person. We encourage researchers to contact us to learn more about our holdings or to schedule an appointment.

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