StacksVerified U.S. regulatory reference

23 CFR §490.707

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
There are two performance measures to assess traffic congestion for the purpose of carrying out the CMAQ program (referred to collectively as the CMAQ Traffic Congestion measures. They are:
  1. (a)Annual Hours of Peak Hour Excessive Delay (PHED) Per Capita (referred to as the PHED measure); and
  2. (b)Percent of Non-SOV Travel.