Team Single-Season Records

Games
1.	1990	71
2.	1987	70
3.	2003	69
	1988	69
5.	2001	68
	1982	68
7.	2008	67
8.	2000	66
	1977	66
10.	Multiple	65

Wins
1.	1990	59
2.	1987	53
3.	2003	51
	2001	51
5.	2000	50
	1999	50
7.	1982	49
8.	2002	47
	1985	47
10.	2004	46
	1988	46

Fewest Losses
(min. 50 games)
1.	1990	12
2.	2004	14
	1998	14
4.	1999	15
	1985	15
6.	2000	16
	1970	16
8.	2001	17
	1987	17
	1983	17
	1972	17

Winning Percentage
(min. 50 games)
1.	1990	.831 (59-12)
2.	1999	.769 (50-15)
3.	2004	.767 (46-14)
4.	2000	.758 (50-16)
5.	1987	.757 (53-17)
6.	2001	.750 (51-17)
7.	1998	.746 (42-14-1)
8.	2003	.739 (51-18)
9.	1985	.728 (47-15)
10.	1982	.728 (49-18-1)

Winning Streak
1.	18	1996
		March 16-April 24

Batting
Batting Average
1.	1981	.337
2.	1997	.334
3.	2004	.323
4.	2002	.318
5.	2003	.316
6.	1985	.315
7.	2001	.313
	1982	.313
9.	1998	.311
10.	2000	.310
	1990	.310

At-Bats
1.	1990	2,548
2.	1987	2,488
3.	2003	2,486
4.	1988	2,406
5.	1997	2,403
6.	2008	2,392
7.	2001	2,384
8.	2005	2,353
9.	2000	2,340
10.	1999	2,322

Runs
1.	1997	582
2.	1985	565
3.	1981	561
4.	1987	558
5.	1990	551
6.	1999	521
7.	1982	520
8.	2000	516
9.	2003	511
10.	2002	507

Hits
1.	1997	802
2.	1990	791
3.	2003	786
4.	1981	769
5.	1987	767
6.	2002	749
7.	2001	746
8.	1988	736
9.	2000	726
10.	1982	720

Doubles
1.	1990	165
2.	2000	160
3.	2003	156
4.	1997	152
5.	2002	147
6.	1999	143
7.	2008	139
8.	2001	139
9.	1987	139
10.	1981	135

Triples
1.	1965	38
2.	1977	30
3.	2003	29
	1960	29
5.	1958	27
6.	1990	26
	1961	26
8.	1999	25
	1986	25
	1979	25
	1972	25

Home Runs
1.	1997	102
2.	2004	96
3.	1990	93
4.	2000	90
5.	1998	89
6.	2002	88
7.	1981	82
8.	2008	81
	1983	81
10.	1985	80

RBI
1.	1997	532
2.	1985	514
3.	1981	506
4.	1987	501
5.	1990	488
6.	1999	481
7.	2000	479
8.	2003	471
9.	2008	470
10.	2002	469

Total Bases
1.	1990	1,287
2.	1997	1,284
3.	2003	1,222
4.	2002	1,206
5.	1981	1,192
6.	2000	1,190
7.	1987	1,148
8.	2008	1,141
9.	1988	1,129
10.	2004	1,119

Walks
1.	1977	411
2.	1985	403
3.	1982	376
4.	1978	370
5.	1976	367
6.	1990	349
7.	1987	347
8.	1984	344
9.	1983	342
10.	1981	333

Strikeouts
1.	2008	481
2.	2009	419
3.	1990	406
4.	2001	396
5.	1997	393
6.	2004	373
7.	1988	368
8.	2012	365
9.	2014	363
10.	2010	362

Stolen Bases
1.	1976	195
2.	1986	185
3.	1984	157
4.	1977	156
5.	1985	151
6.	1979	142
7.	1975	141
8.	1982	140
9.	1987	138
10.	1981	130

Pitching
ERA
1.	1968	1.68
2.	1963	1.70
3.	1967	1.96
4.	1970	2.17
	1966	2.17
6.	1969	2.21
7.	1972	2.42
8.	1973	2.64
9.	1971	2.72
10.	1961	2.82

Complete Games
(since 1960)
1.	1971	33
2.	1968	31
3.	1970	30
4.	1969	24
5.	1982	23
6.	1988	21
7.	1985	21
8.	1990	20
9.	1974	19
10.	1993	18
	1986	18

Shutouts
(since 1960)
1.	1968	14
2.	1973	11
3.	1971	10
	1970	10
5.	1996	9
6.	2001	8
7.	1977	8
8.	1965	8
9.	1966	7
10.	Multiple	6

Saves
(since 1973)
1.	2001	23
2.	2003	19
	2000	19
4.	1987	18
	1973	18
6.	2008	17
	2002	17
8.	1992	16
	1983	16
	1982	16

Innings Pitched
1.	1990	641.0
2.	2003	632.1
3.	1987	626.0
4.	1988	616.2
5.	2001	607.1
6.	2008	603.1
7.	1982	600.2
8.	1999	593.1
9.	2002	591.1
10.	2000	590.0

Strikeouts
1.	1999	605
2.	2000	580
3.	1997	549
4.	2001	530
5.	1990	529
6.	1998	517
7.	1987	511
8.	2003	479
9.	1989	466
10.	2002	452
	1996	452

Fielding
Fielding Percentage
1.	2005	.9773
2.	2001	.9772
3.	2009	.9771
4.	2014	.9759
5.	2008	.9746
6.	2004	.9741
7.	2003	.9725
8.	2000	.9723
9.	1995	.9721
10.	1990	.9717
	2010	.9717

Putouts
1.	1990	1,923
2.	2003	1,897
3.	1987	1,878
4.	1988	1,850
5.	2001	1,822
6.	2008	1,810
7.	1982	1,802
8.	1999	1,780
9.	2002	1,774
10.	2000	1,770

Assists
1.	1982	822
2.	1976	797
3.	1995	757
4.	2001	749
	1987	749
6.	1981	743
7.	2002	735
8.	1984	722
9.	2014	720
	2003	720
	1985	720

Fewest Errors
1.	2009	49
2.	2005	51
3.	1967	54
	1958	54
5.	2004	59
6.	2014	60
	2001	60
8.	2010	61
9.	1966	63
10.	2008	65
	1969	65

Double Plays
1.	1981	83
2.	2002	70
3.	1982	69
4.	1976	67
5.	1984	66
6.	2008	65
	2001	65
8.	1994	64
9.	1988	60
10.	2003	59

Total Chances
1.	1987	2,725
2.	1982	2,718
3.	1990	2,717
4.	2003	2,691
5.	1988	2,664
6.	2001	2,631
7.	1976	2,612
8.	2002	2,583
9.	1981	2,571
10.	1984	2,570

Pac-12 (2012-present)
Wins
1.	2012	18
2.	2014	16
	2013	16

Fewest Losses
1.	2012	12
2.	2014	14
	2013	14

Winning Percentage
1.	2012	.600 (18-12)
2.	2014	.533 (16-14)
	2013	.533 (16-14)

Pac-10 (1999-2011)
Wins
1.	1999	19
2.	2003	18
3.	2001	17
	2000	17
5.	2004	16
	2002	16

Fewest Losses
1.	1999	5
2.	2003	6
3.	2001	7
	2000	7
5.	2004	8
	2002	8

Winning Percentage
1.	1999	.792 (19-5)
2.	2003	.750 (18-6)
3.	2001	.708 (17-7)
	2000	.708 (17-7)
5.	2004	.667 (16-8)
	2002	.667 (16-8)

Pac-10 Sothern Division (1979-98)
Wins
1.	1990	24
2.	1985	23
3.	1998	22
4.	1997	21
	1994	21
	1987	21
7.	1995	20
	1983	20
	1982	20
10.	1996	19

Fewest Losses
1.	1990	6
2.	1985	7
3.	1998	8
4.	1997	9
	1994	9
	1987	9
7.	1983	10
	1982	10
9.	1996	11
10.	4 tied; last: 1991	12

Winning Percentage
1.	1990	.800 (24-6)
2.	1985	.767 (23-7)
3.	1998	.733 (22-8)
4.	1997	.700 (21-9)
	1994	.700 (21-9)
	1987	.700 (21-9)
8.	1995	.667 (20-10)
	1983	.667 (20-10)
	1982	.667 (20-10)

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