Protecting Public Health and the Environment.

Draft 401 Certification - ITD - US 91 Road Widening

Accepting Comments from March 25, 2020 to April 15, 2020

This action would authorize the applicant to resolve existing & future capacity, safety, substandard roadway and operational problems. This project will widen approximately four miles of US-91 from and impact 0.49 acres of wetlands and 0.53 acres of unnamed tributaries to the Snake River.

Based on its review of the joint application for permit, DEQ certifies that if the permittee complies with the terms and conditions imposed by the permit along with the conditions set forth in this water quality certification, then there is reasonable assurance the activity will comply with the applicable requirements of the Clean Water Act, the Idaho water quality standards, and other appropriate water quality requirements of state law. (ACOE Permit Application Number: NWW-2015-00353)

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Staff Contacts

Water Quality Analyst
Matthew Schenk
DEQ Pocatello Regional Office
444 Hospital Way #300
Pocatello, ID 83201
(208) 239-5007

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