The Butte team played as members of the newly formed Class B level Montana State League.
The Bozeman, Great Falls Smelter Cities, Helena, Missoula and Philipsburg Burgers teams joined Butte in league play.
Powell had moved to Butte to work as manager of Maguire’s Opera House after his major league career.
The Butte Smoke Eaters were a member of the four–team league, along with the Anaconda Serpents, Great Falls Indians and Helena Senators.
The 1900 Bute Smoke Eaters ended the season with a 30–40 record, placing fourth and last in the Montana State League.
[1][6][11][12] The Butte Miners became members of the Class B level Pacific Northwest League in 1902 and won the first of back–to–back championships.
Seattle (70–50) was followed by the Helena Senators (65–54), Portland Webfoots (58–62), Tacoma Tigers (48-72) and Spokane Smoke Eaters (46–75) in the final standings.
[21][22] In 1906, the Butte Miners became members of the Class B level Northwestern League, where they would continue play for the next four seasons.
[1][23][24][25] On July 29, 1906, Butte Miners pitcher Oscar Bandelin threw a no-hitter in a 15–0 victory over the Spokane Indians.
Butte finished 18.5 games behind the 1st place Aberdeen Black Cats in six–team league final standings.
The Miners had a 53–82 record under managers Charles McCaffery and Jesse Stovall, finishing 30.5 games behind first place Missoula.
[2][1][38][39] On July 23, 1912, Butte pitcher Wheezer Dell threw a no-hitter in a 1–0 Miners victory over the Ogden Canners.
Butte finished with a 54–64 record under managers Arthur Merkle and Frank Kafora, ending 23.0 games behind the champion Great Falls Electrics.
The top two teams in the Union Association standings, the Ogden Canners and Salt Lake City Skyscrapers played out their 1914 seasons, with 16 games against each other.
Butte placed fifth in the Northwestern League final standings playing under managers, Hall of Famer McGinnity and Cliff McCarl.
The Miners finished 10.0 games behind the first place Great Falls Electrics in the final standings, as the 1917 league season was shortened to July 15, 1917 with National Association approval.