CONSTRUCTIONONGOING

IWRB backs Idaho Power American Falls rehab

The Idaho Water Resource Board is supporting Idaho Power Co. in the American Falls Spillway Rehabilitation project with $12.5M in ARPA-backed match funding toward a $23.2M effort to repair and modernize the American Falls Dam and spillway. Construction is underway with completion anticipated in 2029.

Document date · August 17, 2026

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Derivita logo
Comcate logo
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Scope & details

The full contract record, as filed.

Contract amount
$23.2M total project cost; $12.5M IWRB obligated (ARPA funding as non-Federal match)
Contract type
CONSTRUCTION
Contract term
Est. completion 2029
Renewal date
2029-12-31
Renewal
Single multi-year construction project with completion targeted in 2029; no renewal terms noted.
Document type
Report
Source document
Idaho Water Resource Board Regional Water Sustainability Priority List 2026-08-17

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Frequently asked questions

Common questions about this contract, answered from the record.

Who was awarded the construction contract by Idaho Deparment of Water Resources?

Idaho Power Co was awarded this construction contract by Idaho Deparment of Water Resources, as recorded on August 17, 2026. The contract value is $23.2M total project cost; $12.5M IWRB obligated (ARPA funding as non-Federal match).

How much is the Idaho Power Co contract with Idaho Deparment of Water Resources worth?

The Idaho Power Co contract with Idaho Deparment of Water Resources is valued at $23.2M total project cost; $12.5M IWRB obligated (ARPA funding as non-Federal match), covering construction work.

What type of contract is this?

This is a Construction contract, documented as a report record.

Where was this contract approved?

This contract appears in Idaho Water Resource Board Regional Water Sustainability Priority List 2026-08-17 (Report), dated August 17, 2026 from Idaho Deparment of Water Resources. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

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