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The original item was published from 10/2/2023 7:55:00 AM to 12/1/2023 12:00:00 AM.

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Posted on: September 28, 2023

[ARCHIVED] Shoshone Falls Park Closed to Stage Quagga Mussel Containment and Treatment

Shoshone Falls Park Entry

The Idaho State Department of Agriculture will close Shoshone Falls Park to all visitors beginning Friday, Sept. 29, so officials with ISDA can contain and treat the Quagga Mussels invasive species outbreak.

During the closure, Shoshone Falls Grade at the intersection to Dierkes Lake Park will be closed to all vehicles, cycling and pedestrian traffic. Trails in Shoshone Falls Park will also be closed. Dierkes Lake Park and its trails will remain open to the public, but water access is prohibited in the lake.

ISDA announced today that they will use Shoshone Falls Park as a staging area for equipment to contain and treat and aggressive invasive species outbreak in the Snake River between Twin Falls and Niagara Springs.

See the ISDA Town Hall Meeting on Quagga Mussel Containment [A Twin Falls City Hall Video]

The duration of the closure is unknown at this time, but more information will be provided as it becomes available. More information about the Quagga Mussel treatment is available at and questions regarding the treatment should be directed to the Idaho State Department of Agriculture at 208-332-8620.

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