How many traffic cameras are on I-90 in Washington?

opencam shows 150 live cameras along I-90 in Washington.

Where along I-90 in Washington are the most cameras?

Around Cle Elum (15), Ritzville (13), Seattle (12), Mercer Island (12) and Cheney (11).

The Washington transportation department and local traffic authorities. opencam shows their live pictures and stores none of them.

Most road cameras publish a new still every one to five minutes; the map checks for a new one every 5 seconds while you watch.

Live · Washington

opencam has 150 live cameras on I-90 in Washington, from 4 sources. Most of them are around Cle Elum (15), Ritzville (13) and Seattle (12).

Live

Each frame is fetched live from the camera that takes it; these were checked less than a minute ago.

How many traffic cameras are on I-90 in Washington?: opencam shows 150 live cameras along I-90 in Washington.
Where along I-90 in Washington are the most cameras?: Around Cle Elum (15), Ritzville (13), Seattle (12), Mercer Island (12) and Cheney (11).
Who publishes the I-90 cameras in Washington?: The Washington transportation department and local traffic authorities. opencam shows their live pictures and stores none of them.
How often do the I-90 in Washington cameras update?: Most road cameras publish a new still every one to five minutes; the map checks for a new one every 5 seconds while you watch.