Megaregion Last Updated: 10/05/2022
*This date is subject to change with every model rerun, this article references the 10/05/22 run.
This megaregion model contains population, transit, and auto ground truth data from various sources. For more information on Replica’s data sourcing and methodology, please visit our Help Center.
Population Data
Replica’s population data is based on US Census demographic datasets which are used to create a “synthetic population” that is statistically representative of the actual population in a region. Below are the Census resources referenced in this megaregion model:
Source | Year |
American Community Survey (ACS)/ Public Use Microdata Sample (PUMS) | 2019 |
Census Transportation Planning Products (CTPP) | 2016 |
Longitudinal Employer-Household Dynamics (LEHD) | 2017 |
Transit Data
Below is a list of all the transit service providers and the routes modeled in this megaregion model.
Agency | Total Routes Modeled | Ground Truth Data Source | Data Year |
ABQ RIDE | 38 | Ridership Statistics by Route | 2017-2018 |
Cache Valley Transit District | 22 | CVTD 2017 Short Range Transit Plan | 2015 |
Campus Area Rapid Transit (CART) | 5 | 2019 NTD Profile | 2019 |
Capital Metro | 76 | Ridership by Route, Month, Year Summary Table | 2021 |
Citibus | 19 | Citibus Lubbock COA Working Paper | 2016-2017, 2018 |
DALLAS AREA RAPID TRANSIT | 146 | Agency Provided - DART, DART Reference Book March 2022 | 2020-2021, 2021 |
Denton County Transportation Authority | 22 | National Transit Database | 2021 |
EMBARK | 31 | Go Norman Transit Plan, EMBARK Transit System Report, OKC Moves Final Report | 2019 |
Grapevine Visitors Shuttle | 1 | Grapevine FY21 Budget | 2018-2019 |
Metropolitan Transit Authority of Harris County | 104 | Metro Ridership Report | 2021 |
Metropolitan Tulsa Transit Authority | 32 | National Transit Database | 2021 |
Mountain Line | 9 | Mountain Line Bus Ridership by Route | 2021-2022 |
Mountain Metro Transit | 30 | National Transit Database | 2021 |
NCRTD | 16 | Monthly Board Packets | 2021 |
Regional Transportation District | 117 | Agency Provided - RTD | 2021 |
Rio Metro Regional Transit District | 11 | National Transit Database | 2021 |
STAR Transit | 6 | National Transit Database | 2021 |
Santa Fe Trails | 10 | Santa Fe Multimodal Transition Plan | 2018-2020 |
Sun Metro | 58 | Agency Provided - Sun Metro | 2021 |
SunTran | 51 | Monthly Operations Reports | 2021 |
Transfort | 24 | Transfort 2017 Route Profiles | 2017 |
Trinity Metro | 40 | March 2022 Committee Working Session Packet, Trinity Metro Metronomics | 2021 |
Utah Transit Authority | 95 | UTA Route Level Boardings Dashboard | 2021 |
VIA Metropolitan Transit | 102 | Agency Provided Averages | 2021 |
Valley Metro | 104 | Monthly Ridership Reports | 2021 |
Auto Data
Replica sources seasonal auto counts from in-vehicle GPS data that is scaled to roughly match AADT counts. The roadway network is based on the OpenStreetMap network version published September 1, 2021. For more information on OpenStreetMap, click here.