HOV system map

See a map showing the location of existing and future HOV lanes in the Puget Sound region.

A map of the greater Puget Sound area showing the status of HOV lane projects on the major highways. Most of I-5 has HOV lanes, while additional HOV lanes are planned south of Tacoma. I-405 has mostly Express Toll Lanes (ETL), with additional ETLs planned between Bellevue and Renton and several direct access ramps. HOV lanes are under consideration on SR 512.

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Highlights from the Gray Notebook

166,800 electric vehicle

registrations in Washington in 2023, up from 114,600 in 2022.

87 wetland compensation sites

actively monitored on 918 acres in 2023.

25,000 safe animal crossings

in the Snoqualmie Pass East Project area since 2014.