It looks like Daisy Mountain Fire District is working with the RWC and Motorola to turn the Outlet Mall/New River IR into a 3 transmitter simulcast site. There was general information about a project with Daisy Mountain in RWC meetings, but more detailed info in the Daisy Mountain Fire District meeting minutes. They are looking to begin construction in March/April and hoping for this to be online in May 2017.
http://rwcaz.org/webdocs/2016board/20161117rwca.pdf
http://media.wix.com/ugd/3b5fa5_771b9276e13f4c97bd2deed1b0816abf.pdf
http://media.wix.com/ugd/3b5fa5_988337b329c545a8a3b2ff92360c1315.pdf
Existing Anthem Transmitter
WQSF641 (PHOENIX, CITY OF) FCC Callsign Details
2 Additional New River Transmitters
WQYR628 (Phoenix, City of) FCC Callsign Details
http://rwcaz.org/webdocs/2016board/20161117rwca.pdf
http://media.wix.com/ugd/3b5fa5_771b9276e13f4c97bd2deed1b0816abf.pdf
http://media.wix.com/ugd/3b5fa5_988337b329c545a8a3b2ff92360c1315.pdf
Existing Anthem Transmitter
WQSF641 (PHOENIX, CITY OF) FCC Callsign Details
2 Additional New River Transmitters
WQYR628 (Phoenix, City of) FCC Callsign Details