Navy says it caused mysterious 'skyquake' in San Diego - June 29, 2012

http://sheilaaliens.net/?p=892 "SAN DIEGO - The source of a mysterious boom felt throughout much of San Diego County was two F/A 18 Fighter Jets, a Navy spokesperson said Friday evening.

From as far east as Alpine and west to Coronado, residents of San Diego County reported feeling a boom and slight shaking around 12:45pm today.(June 29)"

http://www.sandiego6.com/news/local/Shaking-Felt-in-San-Diego-160876045.html