The most likely antenna that can be obtained and installed is a TFU-8WB.
http://www.dielectric.com/wp-content...FU-WB-copy.pdf
That antenna covers channels 14-51. It can handle 20 KW of power.
If each station runs 10 KW the effective power would be 184 KW, or about 30% of full power.
Insurance should cover the repair costs.