Proposed Liloa Drive Extension

Entitlements & Project Timeline

Environmental Review and Entitlements:

National Environmental Policy Act (NEPA) Environmental Assessment

Pursuant to the National Environmental Policy Act (NEPA), an Environmental Assessment (EA) was prepared and a Notice of Availability was published on November 20, 2025. Following a 30 day comment period, the United States Department of Transportation, Federal Highway Administration (FHWA) issued a Finding of No Significant Impact (FONSI).

Link to NEPA EA FONSI

Chapter 343, HRS Environmental Assessment

A Hawai‘i state Chapter 343, HRS Environmental Assessment (EA) was prepared for the project and includes a number of technical studies to assess potential impacts and mitigation measures. These studies include archaeological review, cultural impact assessment, traffic impact analysis report, noise study, air quality study, and biological resources study. The Final EA and Finding of No Significant Impact (FONSI) was published on August 23, 2025. The Final EA is available for download at the links below:

Permits:

The following Federal, State, and County approvals are anticipated to be required:

Special Management Area Use Permit from Maui Planning Commission
U.S. Army Corps of Engineers Nationwide Permit (for work at gulch crossings)
Section 7 Endangered Species Act Consultation
Section 106 National Historic Preservation Act Consultation
Flood Development Permit
Construction Permits

Project Construction:

Phase I: construction is anticipated to begin in 2027 and take 18 - 24 months to complete

Phase II: construction will commence after completion of Phase I and acquiring necessary funding