Water filtration plan on schedule but could cost more

By TOM LAVENTURE

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IRONWOOD — The new water treatment plant for the city of Ironwood is on schedule but there is concern about increased costs of materials and construction, according to a project update to the city commission on Monday.

The design phase for the concrete, gravity filtered water treatment plant and pump station to remove manganese and iron from the city water supply is about 60% complete with final design expected to be completed by early December, according to Chris Larson, the project manager with HDR Inc., a St. Louis Park, Minnesota firm conducti...