Dry Fork Large Woody Material Placement Fish Passage Improvement; Instream Flow Project IDTF_134Recovery DomainsInterior ColumbiaStart Date - End Date - StatusCompletedLast Edited04/26/2021 1 - 1 Description In-Channel Restoration 3 miles. Historic push-up diversion dam was replaced with a pump station. This system will improve irrigation efficiency and discontinue the need for yearly in-stream mining of berm material.