Lake, which was created when a large earthquake on August 17, 1959, slid 

 half a mountain into the Madison River valley, damming the river. Three 

 dams have been built on the Missouri River near Helena, forming Canyon 

 Ferry Lake, Hauser Lake, and Holter Lake, all of which offer a variety of 

 recreation opportunities. 



Beaverhead County, the largest county in the state, is located in south- 

 western Montana on the Idaho border. Of the 8,200 people in the county, 

 nearly half live in Dillon, the county seat. There is one large sawmill, three 

 smaller ones, two log home manufacturers, and one post and pole processor 

 (Montana Department of State Lands, 1983). Broadwater County, on the east 

 side of Working Circle 3, has two sawmills, one large and one small, and a 

 post and pole processor. There are 3,300 people in Broadwater County, and 

 half of them live in Townsend, the county seat. Deer Lodge County has a 

 post and pole producer. About two-thirds of the county's 12,500 residents 

 live in the county seat. Anaconda. There are four small sawmills and a post 

 and pole producer in Granite County. The county seat, Philipsburg , is home 

 for about 40 percent of the county's 2,700 inhabitants. Jefferson County has 

 two small sawmills and three post and pole processors. One-fifth of the 7,000 

 people in Jefferson County live in Boulder, the county seat. 



The northeastern part of Working Circle 3 is in Lewis and Clark County. 

 The county seat, Helena, is also the State Capital. A little more than half of 

 the 43,000 people in Lewis and Clark County live in Helena. There are six 

 small and one large sawmills, one log home manufacturer, and two post and 

 pole processors in Lewis and Clark County. Madison County, in the south- 

 eastern part of the working circle, is home for 5,400 people. Only about 200 

 people live in Virginia City, the county seat and Montana's second Territorial 

 Capital. There are three small sawmills and a post and pole processor in 

 Madison County. Powell County stretches from the northwest boundary almost 

 to the center of Working Circle 3. Deer Lodge is the county seat, and home 

 for more than half of the 7,000 Powell County residents. There are three 

 small and one large sawmills, and a post and pole processor. The smallest 

 county in Montana is Silver Bow. More than half of Silver Bow County's 

 37,900 inhabitants live in Butte. There are three smedl sawmills and a post 

 and pole processor in Silver Bow County. 



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