Infrastructure

SR-397 closed due to dust

Tuesday, September 29, 2026

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SR-397 is closed both directions from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The closure is due to poor visibility and dust over the roadway. The closure on SR-397 is effective as of September 29, 2026, at 9:42 AM, with no estimated time for reopening.

📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction

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SR-397 closed due to dust“397 [42 mi from Walla Walla]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes.”
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Road closure on SR-397 south of Kennewick due to poor visibility from dust, no reopening time given.“397 [42 mi from Walla Walla]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes. Effective: Sep 29, 2026, 9:42 AM”
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SR-397 is closed both directions from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The closure is due to poor visibility and dust over the roadway. The closure on SR-397 is effective as of September 29, 2026, at 9:42 AM, with no estimated time for reopening.“397 [42 mi from Walla Walla]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes. Effective: Sep 29, 2026, 9:42 AM”

Source text saved for this check (2026-09-29T19:04:20.719Z)

WSDOT highway construction and road closures within 50 miles of Walla Walla — 9/29/2026:

397 [42 mi from Walla Walla]: SR-397 from milepost 0 to S. Nine Canyon Rd (milepost 7), south of Kennewick. The roadway is closed both directions due to poor visibility and dust over the roadway. There is no estimated time for reopening. Traffic is advised to use alternate routes.
Effective: Sep 29, 2026, 9:42 AM

012 [45 mi from Walla Walla]: Both directions between 6th street and south 7th street in Pomeroy. Until further notice, Monday through Friday from 8 a.m. to 4 p.m. daily, there will be alternating-flagged controlled traffic for cable installation.
Effective: Sep 20, 2026, 11:38 PM
Expected end: Oct 1, 2026, 4:00 PM