The September 2015 survey period covers Thu. 8/13/2015 - Wed. 9/9/2015.
Publicly released data for subscribing stations age 6+ overall at the links below:
Nassau-Suffolk (L.I.): http://ratings.radio-online.com/cgi-bin/rol.exe/arb321
Next report will be for the October 2015 survey period covering Thu. 9/10/2015 - Wed. 10/7/2015.
The data release date is scheduled for Mon. 10/26/2015.