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Surface Data

Published by data.iowa.gov | State of Iowa | Metadata Last Checked: January 31, 2026 | Last Modified: 2026-01-29

Live surface/pavement data from Roadway Weather Information System (RWIS) sites in Iowa. Any field of NA or 9999 describes an invalid value being sent from sensor and was excluded for this REST service. This data gets updated every 10 minutes.

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Complete Metadata

identifier	https://data.iowa.gov/api/views/wb7g-jxqb
issued	2020-08-03
landingPage	https://data.iowa.gov/d/wb7g-jxqb
theme	[ "Transportation Operations" ]