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info:

click on the map to mark a hazard.

black markers denote ongoing alerts.

red markers denote alerts that are flagged as resolved. users can vote on whether the hazard is still present or gone by clicking on the marker.

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regional trails and bicycle corridors:

Check a corridor to show its route and filter hazards to only that area. Leave all unchecked to see all hazards.

520 trail
i-90 trail
alki trail/east marginal way
burke gilman trail
downtown bellevue (108th)
downtown seattle (2nd, bell)
eastrail/cross kirkland corridor
east lake sammamish trail
sammamish river trail
ship canal trail/westlake cycletrack
lake washington loop (kirkland)
lake washington loop (south bellevue/renton)
lake washington loop (south seattle/central district)