Three men's javelin throwers set the tone with qualifying marks while Alaka and Williams lead the sprinters.
Texas will provide live streaming coverage of all three days of the Prelims.
Athletes must qualify through the two regional sites to make the final NCAA stop at Eugene.
Freshman Chris Williams took second in the pole vault while also making the hurdles final.
USC hosts the conference championships for the third time and first since 2003.
2012: The Pac-12 runner-up in the javelin, leading four Huskies that scored at the conference meet ... placed second at Pac-12s in Eugene with a best throw of 231-feet, 10-inches, scoring for the third straight season ... one of four Huskies that advanced to the NCAA West Preliminary Championships in Austin, Texas, but threw just 206-7 to finish 24th, his only meet of the season where he threw less than 222-feet ... got the win at the UW-WSU Dual meet, tossing 231-6 to lead a Husky sweep in the event ... had a season-best throw of 233-1 at the Beach Invitational, taking second ... also tossed 228-9 at the Trojan Invite to finish second ... fourth at the Pepsi Team Invitational with a mark of 222-2 ... picked up USTFCCCA All-Academic Team honors ... also a Pac-12 All-Academic honorable mention.
2011: Advanced to the NCAA Championships final site once again in the javelin, earning All-America honorable mention with a 20th-place finish ... was third at the Pac-10 Championships with a toss of 235-8 as the Huskies went second, third, and fourth ... threw 235-2 at the NCAA West Prelim Championships in Eugene, placing sixth, to advance to Des Moines ... won the UW-WSU dual meet with a season-best 239-9 as the Huskies swept ... ranked 12th nationally heading to Prelims ... second at the Oregon Relays, tossing the spear 231-7 ... his NCAA toss of 217-10 was his second-shortest of the season ... coped with a shoulder injury all season ... was named Pac-10 All-Academic honorable mention.
2010: Won the U.S.A. Junior National Championship to cap off a memorable freshman season in the javelin and competed at the Junior World Championships in Moncton, Canada ... competing for Team USA at the World Junior Championships in July, set a new personal-best on his fifth of six attempts in the finals, throwing 244-feet, 10-inches, to finish fifth overall and break the Washington freshman record while also moving him up to third all-time in Husky history ... his Worlds PR surpassed the personal-best he had set in winning the U.S. Junior Championship in Des Moines, Iowa, when he threw 238-4 ... all this came on the heels of an All-American NCAA season where he placed fourth at the NCAA Championships in Eugene, one spot behind teammate Kyle Nielsen as the two scored 11 points for UW at nationals ... sent the spear 233-feet, 7-inches at NCAAs, finishing as the top freshman at the national meet ... qualified for the finals by taking second-place in the NCAA Championship West Prelims in Austin, where he threw 235-3, his best mark of the collegiate season ... took fifth in a loaded Pac-10 final with a toss of 233-5, his first time over 230-feet ... opened his UW career taking fourth in section B of the javelin at the Texas Relays, going 213-7 ... fourth at the Pepsi Team Invite in his second outing with a mark of 228-1 ... took second at the Brutus Hamilton Invite at 224-6, and was second at the UW-WSU dual behind Nielsen at 202-6 ... also stood out in the classroom, earning USTFCCCA All-Academic Team honors.
High School and Personal: Born in Spokane, Washington ... parents are Randy and Melaine Zimmerman ... has two older sisters, Hannah and Austin ... lettered all 4 years of high school ... served as team captain...was the 2009 4A Washington state champion in the javelin with a personal best throw of 208-feet, 4-inches ... also earned consecutive 3rd place finishes in the 2007 and 2008 4A state meets with throws of 178-4 and 199-6 ... was 1st Team All Greater Spokane League and the state Leader his sophomore and junior years ... picked up two GSL titles and two district javelin titles during his career ... versatile athlete also competed in the high jump, long jump, and shot put ... lettered in football in 2007 and 2008, helping his team to the 2007 4A State Championship title, and was named All-GSL Second Team as a tight end.
2010 Pac-10 - 5th, Javelin
2010 NCAA Prelims - 2nd, Javelin
2010 NCAA Outdoors - 4th, Javelin (All-America)
2010 USA Jr. Champs - 1st, Javelin (U.S. Junior Champ)
2010 World Jr. Champs - 5th, Javelin
2011 Pac-10 - 3rd, Javelin
2011 NCAA Prelims - 6th, Javelin
2011 NCAA Outdoors - 20th, Javelin (All-America Honorable Mention)
2011 USA Champs - 25th, Javelin
2012 Pac-12 - 2nd, Javelin
2012 NCAA Prelims - 24th, Javelin
Collegiate Best Marks