Data is summarized from the National Performance Measures Research Dataset (NPMRDS) (opens in a new tab) for all weekdays in 2024. Data provided courtesy of FHWA and summarized by OKI.
More information on how congestion and reliability metrics are calculated is available here (opens in a new tab) and here (opens in a new tab).
Questions or comments? Email Brett Porter
Click a segment on the map to learn more.
Zoom in for more detail.