Snow and Ice Routes

SDOT Snow and Ice Level of Service Treatment and Routes, based on the Winter Weather Storm Response Plan. Level of Service is a hierarchy of snow and ice response in achieving bare and wet pavement road condition. Annual snow and ice routes maintained by Seattle Department of Transportation. The snow and ice routes are displayed in the Winter Weather Storm Response Map (external and internal). Refresh Cycle: Manually refreshed annually prior to November 1st and on as needed basis.

Data and Resources

Additional Info

Field Value
Source https://cos-data.seattle.gov/resource/tcqd-jmbu
Author Allen Grissom
Last Updated July 22, 2025, 19:42 (UTC)
Created July 22, 2025, 19:42 (UTC)
Contact Email mailto:mapgis.mapgis@seattle.gov
Contact Name Transportation_SeattleCityGIS
Geographic Coverage -122.4110,47.4940,-122.2433,47.7357
Homepage https://data-seattlecitygis.opendata.arcgis.com/datasets/SeattleCityGIS::snow-and-ice-routes
Issued 2023-10-30T20:29:37.000Z
Last Update 2024-12-05T21:34:44.212Z
License The City of Seattle makes no representation or warranty as to its accuracy, and in particular, its accuracy as to labeling, dimensions, contours, property boundaries, or placement or location of any map feature thereof.
Public Access Level public
Publisher City of Seattle ArcGIS Online
Theme geospatial
Unique Identifier https://www.arcgis.com/home/item.html?id=20348a1bc56043099b98594ef5dafa5f&sublayer=1
harvest_object_id a494cd6f-2630-482e-bd27-4a8f02e68288
harvest_source_id 5365fd4f-4dee-4a64-8b1c-c2025205baa9
harvest_source_title seattle