UCLA leads the field after shooting a 9-under par score of 279 while Duke is second, one stroke back at 8-under par. Southern California is in third at 5-under par 283 while Alabama sits in fourth (284) and Texas rounds out the top five (286).
In all, the nation's top three teams as well as six of the top 11 and 11 of the top 25 are in the field.
The Buffs carded a 298 on the Karsten Golf Course, led by Jenny Coleman. The junior shot an even par 72 and is tied for 27th.
"Overall I think we're definitely making good progress," CU coach Anne Kelly said. "We are making great improvement and this field is like a mini-NCAA Championship, so it's a great experience for us. We had a couple of bad holes, but overall I'm proud of the improvement we are making. We are working hard and it's starting to pay off."
Freshman Jamie Oleksiew shot a 1-over par 73 and she is tied for 35th.
Duke's Laetitia Beck and Washington's Jennifer Yang are tied for the top spot after the first round. Both carded 5-under par 67s.
Play continues with the second round today at 9 a.m.
Arizona State Invitational
1. UCLA 279
2. Duke 280
3. USC 283
4. Alabama 284
5. Texas 286
t-6. Texas A&M 287