Chances for WashU, vanderbilt, BU, Tufts?

<p>I am a current senior in a private high school.
I wish to major in Bio and Chem for pre-med.
Class Rank: 8/62
GPA: 4.1
ACT:34
SAT 2: Bio 720, chem 720
AP: Bio 4 , chem 4, U.S 4, french 4, stat 5
Senior AP classes include Calc BC, Euro, and Lit
One 300 level college Biology course over the summer and got an A.
AP Scholar with distinction
Few school awards for top of a certain class like Bio and French.
300+ hours of hospital volunteer work
Did some work at Cold Spring Harbor laboratory
Varsity Sailing
Tutor
Chess
Shadowing a doctor in a hospital</p>

<p>Im worried with the lack of EC's. But what do you guys think? I should have strong teacher recs also.</p>

<p>BU- a safety/low match
Vanderbilt- high match/low reach
Wash U- high match/low reach
Tufts- match/high match</p>