Single-Season OOPS
Leaderboard
 
* - Indicates Hall of Fame
Rank    Player OOPS IP Year Career Leaderboard
1.    Steve Nebraska * .3709 204.7 1977  
2.    Steve Nebraska * .3929 281.7 1979  
3.    Steve Nebraska * .4345 269.7 1980  
4.    Johan Schmatzhagen * .4484 278.0 1976  
5.    Mark Bobovnik * .4599 249.7 1984  
6.    Steve Nebraska * .4606 317.0 1974  
7.    Vernon Simpson * .4736 272.3 1975  
8.    Steve Nebraska * .4749 259.0 1973  
9.    Steve Nebraska * .4752 270.7 1984  
10.    Steve Nebraska * .4771 252.3 1981  
11.    Steve Nebraska * .4872 297.3 1975  
12.    Steve Nebraska * .4990 313.7 1976  
13.    Allen Izatt .5004 188.3 1994  
14.    Mark Bobovnik * .5012 259.3 1985  
15.    Mark Bobovnik * .5062 228.0 1988  
16.    Steve Nebraska * .5121 292.3 1978  
17.    Johan Schmatzhagen * .5174 276.0 1979  
18.    Mark Bobovnik * .5190 246.7 1983  
19.    Justin Alexander * .5203 200.0 1985  
20.    Evander Kilkenny .5209 230.3 1987  
21.    Kirk Dirt .5266 204.7 1977  
22.    Alex Lopez .5283 238.3 1985  
23.    Steve Nebraska * .5320 269.3 1982  
24.    Mark Bobovnik * .5321 244.7 1987  
25.    Evander Kilkenny .5324 231.0 1991  
26.    Johan Schmatzhagen * .5325 242.0 1980  
27.    Steve Nebraska * .5339 235.3 1985  
28.    Johan Schmatzhagen * .5390 263.0 1975  
29.    Mark Bobovnik * .5429 240.7 1981  
30.    Kurt Stallwith * .5436 272.3 1977  
31.    John Ross Riles, Jr. .5441 252.7 1986  
32.    Jerry Syed * .5444 168.0 1982  
33.    Olen Eoff .5447 193.0 1985  
34.    Heath Rockefeller .5460 222.3 1990  
35.    Jerry Syed * .5464 241.0 1984  
36.    James Raya .5470 203.0 1984  
37.    Heath Rockefeller .5472 224.7 1989  
38.    Steve Nebraska * .5490 275.0 1989  
39.    Fernando Huertas .5494 220.0 1985  
40.    Braggo Franco .5509 237.0 1983  
41.    Jerry Syed * .5516 188.3 1983  
42.    Steve Nebraska * .5519 256.7 1983  
43.    Roy Hobbs, Jr. * .5537 314.7 1978  
44.    Heath Rockefeller .5539 216.0 1993  
45.    Vernon Simpson * .5540 277.3 1974  
46.    Timothy Regina .5551 221.3 1989  
47.    Corey Aubrey .5558 163.0 1984  
48.    Lorenzo Diaz .5560 278.7 1978  
49.    Ivan Aguilera .5563 214.7 1981  
50.    Kurt Stallwith * .5571 287.7 1976  
51.    Corey Aubrey .5576 197.0 1983  
52.    Mark Fidrych .5596 235.3 1984  
53.    J.R. Richard .5605 224.0 1982  
54.    Frank Rogers .5613 226.3 1976  
55.    Tex Avery .5623 210.3 1983  
56.    Sam Kirkpatrick .5630 242.3 1985  
57.    Bill Max * .5642 221.7 1985  
58.    Floyd Bannister .5656 262.0 1987  
59.    Frank Rogers .5656 279.0 1979  
60.    John Ross Riles, Jr. .5661 233.0 1985  
61.    Heath Rockefeller .5663 222.7 1992  
62.    Fernando Huertas .5665 219.3 1987  
63.    Heath Rockefeller .5667 229.3 1994  
64.    Frank Rogers .5671 195.3 1982  
65.    Johan Schmatzhagen * .5698 256.0 1978  
66.    Felix Pan .5702 182.0 1989  
67.    Kurt Stallwith * .5708 300.0 1979  
68.    Al Alexander .5709 201.3 1988  
69.    Raymond Woodruff .5712 201.0 1983  
70.    Ryan Dunne * .5713 228.3 1982  
71.    Jerry Syed * .5722 200.7 1981  
72.    Brent Beemings .5723 239.0 1980  
73.    Marcellus Conley .5727 275.3 1979  
74.    Paul Khalil .5731 259.7 1979  
75.    Albert Diaz .5731 215.3 1976  
76.    J.R. Richard .5734 230.0 1983  
77.    Johan Schmatzhagen * .5748 283.0 1977  
78.    Chuck Delong .5759 265.0 1977  
79.    Francis Szabo .5760 282.3 1978  
80.    Frank Rogers .5770 222.3 1980  
81.    Lorenzo Diaz .5774 286.7 1979  
82.    John Ross Riles, Jr. .5780 253.3 1989  
83.    Hayden Finch .5781 195.0 1988  
84.    Ron Vivero .5786 267.0 1974  
85.    Evander Kilkenny .5787 256.3 1986  
86.    Ken Howell .5792 199.0 1988  
87.    Michael Mangual * .5794 258.7 1983  
88.    Steve Nebraska * .5794 240.7 1986  
89.    Nick Sixx .5804 258.0 1975  
90.    Kevin Saucier .5807 233.7 1992  
91.    Jerry Syed * .5812 236.3 1986  
92.    Mark Fidrych .5815 240.3 1985  
93.    Timothy Regina .5818 184.3 1988  
94.    Steve Nebraska * .5821 248.3 1988  
95.    John Ross Riles, Jr. .5826 252.0 1990  
96.    Kirk Dirt .5828 232.7 1978  
97.    J.R. Richard .5832 213.3 1984  
98.    Ivan Aguilera .5832 231.0 1979  
99.    Frank Rogers .5832 230.0 1977  
100.    Micheal Cassidy .5836 240.3 1982