top of page


Maintaining the Beauty of Southern Idaho

About SISW

Southern Idaho Solid Waste (SISW) is a regional solid waste district that operates facilities in Blaine, Cassia, Gooding, Jerome, Lincoln, Minidoka, and Twin Falls Counties. SISW has utilized the Milner Butte Landfill and a network of fourteen waste transfer stations to provide environmentally friendly means of waste disposal since 1994. We offer municipal solid waste disposal, recycling, waste diversion, special waste disposal, and public education programs in an effort to be thoughtful stewards of our earth and maintain the beauty of Southern Idaho.


dn 071217 Milner Landfill 73.jpg

Board of Directors Meeting
June 26th, 2024

Southern Idaho Solid Waste Board of Directors will be holding their monthly meeting at the Milner Butte Landfill Administration Office Wednesday June, 26th, 2024.  


Southern Idaho Solid Waste is committed to getting the job done, especially when it comes to this service. You can count on us to be professional, timely, efficient and make sure you’re satisfied every step of the way.

dn 071217 Milner Landfill 41.jpg
bottom of page