Here’s why getting Z-axis information has proven to be a bigger challenge than anticipated.
June 24, 2021
Martha Buyer, NoJitter.com
[Most often, when calls are made to 911, time is of the essence. Getting a first responder to the right place in the least amount of time is the ultimate and unassailable goal for everyone involved in emergency calling and response. The Federal Communications Commission (FCC) defined criteria and established deadlines for wireless providers as early as 2015—with a 2021 deadline to provide not only X and Y coordinates for mobile devices making 911 calls, but also Z altitude coordinates…]
Full article can be found here:
https://www.nojitter.com/e-911/problem-z-911-coordinate-challenges