Are they in the mountains?
http://www.infospace.com/_1_CVGUOE03BG86V9__info.elink/kevmap2/mapresults.htm?lat=33.047101&long=-117.052701%20&matchqual=street&matchpass=street%20&QA=13024%20Olmeda%20Court%20%20%20&QC=San%20Diego%20%20%20&QS=ca%20%20%20&QZ=92128%20%20%20&QO=us%20%20%20&scale=3%20%20&mapsrc=http://baymwsrender07.bay.prod.mappoint.net/render-30/getmap.aspx?key=BBFF1557A8D77F3E47C2%20&scaleO=3%20&QN=&QF=%20&otmplPrev=kevmap2/mapresults.htm
Here is a map link. There are hills and mountains everywhere. They are very worried.