New schedule for upcoming work along East Lake Sammamish Parkway

An aerial image of Lake Sammamish, boat docks lining the lake, and its evergreen tree-covered shoreline.

July 2024   

On July 9, we sent you an email about upcoming work happening along East Lake Sammamish Parkway Northeast. This work was expected to begin as early as the week of July 15th, but we now expect it to begin later in July. We will keep you updated about the details of this work, including work hours and closure details, as soon as the schedule and permits are finalized.

Please visit the Sammamish Plateau Diversion Project webpage for the most up-to-date information about this work, including when work will begin. 


Map of proposed drilling locations along East Lake Sammamish Parkway Northeast

Overview of work activities

King County's Sammamish Plateau Diversion Project team will be conducting soil and groundwater surveys with drilling equipment on East Lake Sammamish Parkway Northeast. As part of this work, we anticipate that crews will temporarily close a single lane or turn lane along East Lake Sammamish Parkway Northeast. This map shows the approximate closure and drilling locations.

Know anyone who will be affected by this work? Please forward this email to your friends, neighbors, and community groups. If you were forwarded this email, please consider signing up for our email list.


We're here for you!

We know that large construction projects can be stressful for communities, and there are a lot of construction projects going on across the Eastside. Our project team is committed to being available and continuing to work with neighbors, businesses, visitors, and commuters every step of the way. We will be here for you all the way through design and construction and into operations. Feel free to contact us at any time!

Contact us

Monica Van der Vieren,Community Services Lead
Monica.VanDerVieren@kingcounty.gov, 206-477-5502
Visit us at kingcounty.gov/SammamishPlateauDiversion


Alternative Formats Available

206-477-5371 or TTY relay: 711 

Translation and interpretation services  available at no cost.

Formatos Alternativos Disponibles

206-477-5371 o retransmisión TTY: 711

Servicios de traducción e interpretación disponibles sin ningún costo.