The city applied for an 2 year narrowbanding waiver in May, which was granted by the FCC. The waiver affects numerous VHF and UHF frequencies throughout the city used by Medical response teams, Street and Sanitation, and VHF conventional stand-alone systems. They now have until January 1, 2015 to narrowband the affected frequencies. The full text of the waiver, including the specific frequencies covered by it, can be found here in PDF format:
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-12-2079A1.pdf
http://hraunfoss.fcc.gov/edocs_public/attachmatch/DA-12-2079A1.pdf