The antenna in the picture looks like a VHF only antenna. Most of the Tv stations/channels are UHF at your location. Install a Winegard HD7698P antenna with a Winegard AP8700 preamp aimed at about 305 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. Here are some places to buy antennas and etc. ,
http://www.winegarddirect.com ,
http://www.solidsignal.com ,
http://www.amazon.com