Data is summarized from the National Performance Measures Research Dataset (NPMRDS) for all weekdays in 2021. Data provided courtesy of FHWA and summarized by OKI.
More information on how congestion and reliability metrics are calculated is available here and here.
Questions or comments? Email Brett Porter
0% | -20% | -40% |
1 | 1.25 | 1.5 |
Reliable | Unreliable |
0 | 10k | 30k | 50k | 70k |
1 | 1.25 | 1.5 |
Less Travel Time | More Travel Time |