OKLAHOMA CITY, Okla. -- Riding a 10-game win streak, the Arizona Wildcats hold a secure lock on the No. 1 spot among this week's ESPN.com/USA Softball Collegiate Top 25 poll. The Pac 10 leaders received all 18 votes for the fourth straight week while advancing to 47-4 overall after two wins against No. 12 Stanford. Texas lists at a solid No. 3 after capturing the Big 12 Conference Tournament Championship in a 1-0 decision over the No. 4 Oklahoma Sooners.

No. 6 DePaul posts its highest ranking of the 2003 season after wins over Notre Dame and Louisville. Washington faced the week's biggest drop from No. 4 to No. 7 after suffering losses to No. 2 UCLA and No. 18 Oregon. Florida State jumped to No. 10 with two wins against Georgia Tech and is in the midst of a 24-game win streak.

Michigan State joins the top 25 poll after two wins over instate rival No. 17 Michigan. Missouri dropped out of this week's poll after going 0-2 in the Big 12 Tournament.

The ESPN.com/USA Softball Collegiate Top 25 poll is voted on by NCAA Division I coaches representing 15 different ASA regions and 12 different collegiate conferences. The poll is also voted on by selected softball media members. Records are as of May 4. First-place votes are in parentheses.

ESPN.com/USA Softball Collegiate top 25
	Team	Record	Points
1.	Arizona (18)	47-4	450
2.	UCLA	43-5	432
3.	Texas	43-7	414
4.	Oklahoma	43-11	383
5.	California	40-15	360
6.	DePaul	43-5-1	358
7.	Washington	40-13-1	338
8.	Cal State Fullerton	35-13	335
9.	Georgia	54-10	323
10.	Florida State	43-9	249
11.	Nebraska	36-15	239
12.	Oklahoma State	35-13	234
13.	LSU	45-14	233
14.	Stanford	35-20	229
15.	Arizona State	30-20	222
16.	Alabama	41-19	174
17.	Michigan	39-12	167
18.	Oregon	30-16	154
19.	South Carolina	37-16	123
20.	Texas A&M	35-20	94
21.	South Florida	51-15	82
22.	Louisiana Lafayette	40-8	68
23.	Iowa	38-13	67
24.	Florida	38-21	59
25.	Michigan State	35-15	20

Dropped out: Missouri.

Others receiving votes: Oregon State 14, Missouri 10, Massachusetts 6, Illinois 6, Southern Illinois 2, Wichita State 1, Northwestern 1, Texas Arlington 1, Marshall 1, Hawaii 1.