Southern California def. UC Santa Barbara 3-0 (Sep 20)

FinalSun, Sep 20, 2026

0:3

Southern California beat visiting UC Santa Barbara 3-0 (25-11, 29-27, 25-23) on Sun, Sep 20, 2026. Southern California's Abigail Mullen led with 13 kills, and Taylor Deckert added 11 digs.

Data through Nov 3, 1:45 PM CT · final Sep 20

Set	1	2	3	Sets
UCSB	11	27	23	0
USC	25	29	25	3

Win probability

Southern California above 50 · UC Santa Barbara below

Biggest swing: 4.0% to Southern California — set 2, UCSB 24-25 USC. Kill by Abigail Mullen (set by Taylor Deckert). USC win probability 91% → 95%.

Pre-match

Season fit · includes this match

UCSB 12.2%87.8% USC

UC Santa Barbara wins

3-0

1.7%

3-1

3.8%

3-2

6.7%

Southern California wins

3-0

40.8%

3-1

31.6%

3-2

15.3%

UCSB break %: 36.0% vs this opp
USC break %: 44.8% vs this opp

Exact Markov model on each team's RallyIQ serve and receive strength, adjusted for schedule and applied to this matchup (D1 average break % 42.5%). Ratings use the whole season, including this match. Gold = actual result.

Top plays

Largest win-probability swings

01
Abigail MullenKill+4.0%
Kill by Abigail Mullen (set by Taylor Deckert)
Set 2 · UCSB 24-25 USC · USC 91% → 95%
02
Auburn TomkinsonKill+3.7%
Kill by Auburn Tomkinson (set by Ayva Ostovar)
Set 2 · UCSB 23-22 USC · UCSB 8% → 12%
03
Auburn TomkinsonKill+3.3%
Kill by Auburn Tomkinson (set by Ayva Ostovar)
Set 2 · UCSB 24-23 USC · UCSB 9% → 13%
04
Abigail MullenKill+3.3%
Kill by Abigail Mullen (set by Milly McGee)
Set 2 · UCSB 24-24 USC · USC 87% → 91%
05
Mia Tvrdy&Milly McGeeBlock+3.2%
Gabi Martinez stuffed by Mia Tvrdy & Milly McGee
Set 2 · UCSB 27-29 USC · USC 95% → 98%
06
Southern CaliforniaAce+2.7%
Southern California ace on Danica Rach
Set 2 · UCSB 21-22 USC · USC 91% → 94%
07
Danica RachKill+2.6%
Kill by Danica Rach (set by Ayva Ostovar)
Set 2 · UCSB 25-25 USC · UCSB 5% → 8%
08
UC Santa BarbaraService error+2.6%
UC Santa Barbara service error
Set 2 · UCSB 25-26 USC · USC 92% → 95%

Box score

Official NCAA box

UC Santa Barbaraaway

Player	S	K	E	TA	Hit%	AST	SA	SE	DIG	RE	BS	BA	BLK	PTS
33Emma McDermottOH	3	7	5	20	.100	0	0	0	3	0	0	0	0	7
14Danica RachOH	3	6	1	17	.294	1	0	1	8	3	0	2	1	7
13Bella MathisMB	3	2	3	10	-.100	0	0	0	0	0	0	2	1	3
15Reilly GouethMB	3	1	2	5	-.200	0	0	0	1	0	1	2	2	3
11Ava ZamoraS	3	1	0	1	1.000	10	0	2	9	0	0	0	0	1
18Gabi MartinezOH	2	4	9	24	-.208	1	0	0	0	1	0	2	1	5
1Auburn TomkinsonOPP	3	11	5	29	.207	0	0	1	5	0	0	0	0	11
4Bianca NistorDS	3	0	0	0	–	0	1	0	0	0	0	0	0	1
10Kate MartinOH	3	0	0	1	.000	0	0	1	3	0	0	0	0	0
19Ayva OstovarS	3	0	0	0	–	16	0	0	4	0	0	0	0	0
9Cortni YoungbloodDS	3	0	0	0	–	6	0	0	16	0	0	0	0	0
28Sophia WendlickOH	2	4	5	11	-.091	0	0	1	2	0	1	0	1	5
8Milan RexS	2	0	0	0	–	1	0	0	1	0	0	0	0	0
Team totals		36	30	118	.051	35	1	6	52	5	2	8	6	61

Southern Californiahome

Player	S	K	E	TA	Hit%	AST	SA	SE	DIG	RE	BS	BA	BLK	PTS
18Riley MalloyOH	3	7	2	21	.238	0	4	2	4	0	0	9	4.5	15.5
5Abigail MullenOPP	3	13	7	30	.200	1	0	1	10	0	0	4	2	15
8Mia TvrdyMB	3	6	5	20	.050	0	0	0	4	0	1	15	8.5	14.5
2London WijayOH	3	6	1	33	.152	1	0	2	4	1	0	2	1	7
14Taliyah HanksMB	3	4	0	7	.571	0	0	0	0	0	1	3	2.5	6.5
16Lilli EtterS	3	1	0	1	1.000	16	0	1	5	0	0	2	1	2
40Addison TownsendL/DS	3	0	0	0	–	0	1	2	1	0	0	0	0	1
17Paisley DouglasL/DS	3	0	0	0	–	0	0	0	0	0	0	0	0	0
6Taylor DeckertL/DS	3	0	0	0	–	4	0	0	11	0	0	0	0	0
24Milly McGeeS	2	1	0	1	1.000	13	0	1	5	0	0	2	1	2
Team totals		38	15	113	.204	35	5	9	44	1	2	37	20.5	79

Starters listed first. BLK is the NCAA total: a solo counts 1, a block assist ½. Recaps and press releases usually quote solos + assists instead, so the same night can be reported as a bigger, whole number. The box score is the source for every counting stat on this page.

Momentum

Point differential by rally

Longest run 5 UCSB · USC 8

Set 1

11-25

Longest run 3 UCSBUSC 8

Set 2

27-29

Longest run 5 UCSBUSC 3

Set 3

23-25

Longest run 2 UCSBUSC 6

Bars above the line = Southern California leads, below = UC Santa Barbara leads. Bright bars are points inside a run of 3+.

Rotations

Sideout and break % by rotation slot

UC Santa Barbara

Slot	Sideout %	Break %
1	90%9/10	13%1/8
2	60%9/15	18%2/11
3	50%7/14	10%1/10
4	47%7/15	46%6/13
5	46%6/13	36%4/11
6	55%6/11	33%3/9
All	56%44/78	27%17/62

Southern California

Slot	Sideout %	Break %
1	82%9/11	20%2/10
2	100%9/9	31%4/13
3	73%8/11	43%6/14
4	54%7/13	56%9/16
5	55%6/11	60%9/15
6	86%6/7	40%4/10
All	73%45/62	44%34/78

Slot = rotations since the start of the set (slot 1 is the lineup a team opened the set in), not a fixed player alignment. Only clean sets count (3 of 3 here): sets where the NCAA play-by-play has gaps or score corrections are left out because the rotation can't be tracked through them.

Rally log

140 rallies

#	UCSB-USC	Srv	Point	End	Player	Setter / blockers / passer	WP Δ
Set 1
1	1-0	USC	UCSB	Kill	Bella Mathis	set Ava Zamora	+1.0
2	2-0	UCSB	UCSB	Attack err	Abigail Mullen		+1.6
3	2-1	UCSB	USC	Kill	Taliyah Hanks	set Lilli Etter	+1.0
4	2-2	USC	USC	Blocked	Gabi Martinez	blk Taliyah Hanks, Abigail Mullen	+1.4
5	3-2	USC	UCSB	Kill	Emma McDermott	set Gabi Martinez	+1.0
6	3-3	UCSB	USC×4	Kill	Riley Malloy	set London Wijay	+0.9
7	3-4	USC	USC×4	Attack err	Reilly Goueth		+1.3
8	3-5	USC	USC×4	Ace	Southern California	aced Gabi Martinez	+1.2
9	3-6	USC	USC×4	Blocked	Gabi Martinez	blk Abigail Mullen, Mia Tvrdy	+1.0
10	4-6	USC	UCSB	Attack err	Riley Malloy		+0.7
11	4-7	UCSB	USC	Attack err	Gabi Martinez		+0.7
12	4-8	USC	USC	Kill	Mia Tvrdy	set Lilli Etter	+0.9
13	5-8	USC	UCSB	Serve err	Southern California		+0.5
14	5-9	UCSB	USC×8	Kill	Mia Tvrdy	set Lilli Etter	+0.6
15	5-10	USC	USC×8	Kill	London Wijay	set Taylor Deckert	+0.7
16	5-11	USC	USC×8	Kill	London Wijay	set Lilli Etter	+0.5
17	5-12	USC	USC×8	Ace	Southern California	aced Danica Rach	+0.4
18	5-13	USC	USC×8	Ace	Southern California	aced Danica Rach	+0.2
19	5-14	USC	USC×8	Kill	Abigail Mullen	set Lilli Etter	+0.1
20	5-15	USC	USC×8	Blocked	Danica Rach	blk Lilli Etter, London Wijay, Mia Tvrdy	+0.1
21	5-16	USC	USC×8	Ace	Southern California		·
22	6-16	USC	UCSB×3	Serve err	Southern California		·
23	7-16	UCSB	UCSB×3	Attack err	Mia Tvrdy		·
24	8-16	UCSB	UCSB×3	Kill	Auburn Tomkinson	set Milan Rex	+0.1
25	8-17	UCSB	USC×5	Kill	Mia Tvrdy	set Lilli Etter	+0.1
26	8-18	USC	USC×5	Blocked	Bella Mathis	blk Taliyah Hanks	+0.1
27	8-19	USC	USC×5	Kill	Lilli Etter	set Kate Martin	·
28	8-20	USC	USC×5	Attack err	Sophia Wendlick		·
29	8-21	USC	USC×5	Attack err	Sophia Wendlick		·
30	9-21	USC	UCSB	Kill	Sophia Wendlick	set Ayva Ostovar	·
31	9-22	UCSB	USC	Serve err	UC Santa Barbara		·
32	10-22	USC	UCSB	Serve err	Southern California		·
33	10-23	UCSB	USC	Attack err	Sophia Wendlick		·
34	10-24	USC	USC	Kill	London Wijay	set Lilli Etter	·
35	11-24	USC	UCSB	Serve err	Southern California		·
36	11-25	UCSB	USC	Kill	Abigail Mullen	set Lilli Etter	·
Set 2
1	0-1	UCSB	USC	Kill	Taliyah Hanks	set Lilli Etter	+0.6
2	1-1	USC	UCSB	Kill	Danica Rach	set Ava Zamora	+0.6
3	1-2	UCSB	USC	Kill	Abigail Mullen	set Lilli Etter	+0.6
4	2-2	USC	UCSB	Kill	Emma McDermott	set Ava Zamora	+0.6
5	2-3	UCSB	USC	Kill	Mia Tvrdy	set Lilli Etter	+0.6
6	3-3	USC	UCSB	Kill	Gabi Martinez	set Ava Zamora	+0.7
7	3-4	UCSB	USC	Kill	London Wijay	set Lilli Etter	+0.6
8	4-4	USC	UCSB	Serve err	Southern California		+0.7
9	5-4	UCSB	UCSB	Kill	Auburn Tomkinson	set Cortni Youngblood	+1.1
10	5-5	UCSB	USC	Kill	Abigail Mullen	set Lilli Etter	+0.7
11	6-5	USC	UCSB	Attack err	Abigail Mullen		+0.8
12	6-6	UCSB	USC	Kill	London Wijay	set Taylor Deckert	+0.7
13	7-6	USC	UCSB	Blocked	Abigail Mullen	blk Bella Mathis, Danica Rach	+0.8
14	7-7	UCSB	USC	Kill	Abigail Mullen	set Lilli Etter	+0.8
15	8-7	USC	UCSB	Kill	Emma McDermott	set Ava Zamora	+0.9
16	8-8	UCSB	USC	Kill	Abigail Mullen	set Lilli Etter	+0.8
17	9-8	USC	UCSB	Kill	Emma McDermott	set Ava Zamora	+0.9
18	10-8	UCSB	UCSB	Blocked	Mia Tvrdy	blk Reilly Goueth	+1.4
19	10-9	UCSB	USC	Kill	Mia Tvrdy	set Lilli Etter	+0.9
20	10-10	USC	USC	Blocked	Gabi Martinez	blk Mia Tvrdy, Lilli Etter	+1.3
21	11-10	USC	UCSB×5	Kill	Gabi Martinez	set Cortni Youngblood	+1.0
22	12-10	UCSB	UCSB×5	Kill	Auburn Tomkinson	set Cortni Youngblood	+1.6
23	13-10	UCSB	UCSB×5	Kill	Auburn Tomkinson	set Lilli Etter	+1.6
24	14-10	UCSB	UCSB×5	Kill	Gabi Martinez	set Ayva Ostovar	+1.6
25	15-10	UCSB	UCSB×5	Blocked	Mia Tvrdy	blk Reilly Goueth, Gabi Martinez	+1.5
26	15-11	UCSB	USC	Kill	Riley Malloy	set Milly McGee	+0.7
27	15-12	USC	USC	Attack err	Gabi Martinez		+1.3
28	16-12	USC	UCSB	Attack err	London Wijay		+1.2
29	16-13	UCSB	USC	Blocked	Auburn Tomkinson	blk London Wijay, Mia Tvrdy	+0.9
30	17-13	USC	UCSB	Kill	Danica Rach	set Ayva Ostovar	+1.2
31	17-14	UCSB	USC	Kill	Taliyah Hanks	set Milly McGee	+0.9
32	18-14	USC	UCSB	Kill	Danica Rach	set Ayva Ostovar	+1.3
33	18-15	UCSB	USC	Kill	Abigail Mullen	set Milly McGee	+0.9
34	19-15	USC	UCSB	Attack err	Abigail Mullen		+1.3
35	19-16	UCSB	USC×3	Serve err	UC Santa Barbara		+0.8
36	19-17	USC	USC×3	Blocked	Emma McDermott	blk Mia Tvrdy, Riley Malloy	+1.6
37	19-18	USC	USC×3	Blocked	Gabi Martinez	blk Abigail Mullen, Mia Tvrdy	+2.0
38	20-18	USC	UCSB	Blocked	Abigail Mullen	blk Bella Mathis, Gabi Martinez	+1.7
39	20-19	UCSB	USC	Kill	Riley Malloy	set Milly McGee	+1.3
40	20-20	USC	USC	Blocked	Emma McDermott	blk Mia Tvrdy, Riley Malloy	+2.3
41	21-20	USC	UCSB	Kill	Gabi Martinez	set Danica Rach	+1.9
42	21-21	UCSB	USC	Kill	Riley Malloy	set Milly McGee	+1.7
43	21-22	USC	USC	Ace	Southern California	aced Danica Rach	+2.7
44	22-22	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+1.8
45	23-22	UCSB	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+3.7
46	23-23	UCSB	USC	Attack err	Gabi Martinez		+2.3
47	24-23	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+3.3
48	24-24	UCSB	USC	Kill	Abigail Mullen	set Milly McGee	+3.3
49	24-25	USC	USC	Kill	Abigail Mullen	set Taylor Deckert	+4.0
50	25-25	USC	UCSB	Kill	Danica Rach	set Ayva Ostovar	+2.6
51	25-26	UCSB	USC	Serve err	UC Santa Barbara		+2.6
52	26-26	USC	UCSB	Serve err	Southern California		+2.6
53	26-27	UCSB	USC	Blocked	Gabi Martinez	blk Abigail Mullen, Taliyah Hanks	+2.6
54	27-27	USC	UCSB	Attack err	Riley Malloy		+2.6
55	27-28	UCSB	USC	Kill	Mia Tvrdy	set Milly McGee	+2.6
56	27-29	USC	USC	Blocked	Gabi Martinez	blk Mia Tvrdy, Milly McGee	+3.2
Set 3
1	0-1	USC	USC	Kill	Abigail Mullen	set Milly McGee	+0.4
2	1-1	USC	UCSB	Kill	Emma McDermott	set Cortni Youngblood	+0.3
3	2-1	UCSB	UCSB	Attack err	Abigail Mullen		+0.5
4	2-2	UCSB	USC	Kill	Taliyah Hanks	set Cortni Youngblood	+0.3
5	3-2	USC	UCSB	Kill	Bella Mathis	set Ava Zamora	+0.3
6	3-3	UCSB	USC	Kill	Riley Malloy	set Taylor Deckert	+0.3
7	4-3	USC	UCSB	Kill	Ava Zamora	set Cortni Youngblood	+0.4
8	4-4	UCSB	USC×6	Blocked	Auburn Tomkinson	blk Riley Malloy, Mia Tvrdy	+0.3
9	4-5	USC	USC×6	Kill	Milly McGee	set Abigail Mullen	+0.4
10	4-6	USC	USC×6	Blocked	Sophia Wendlick	blk Mia Tvrdy, Milly McGee	+0.4
11	4-7	USC	USC×6	Blocked	Auburn Tomkinson	blk Mia Tvrdy, Riley Malloy	+0.3
12	4-8	USC	USC×6	Blocked	Sophia Wendlick	blk Mia Tvrdy, Riley Malloy	+0.3
13	4-9	USC	USC×6	Blocked	Reilly Goueth	blk Mia Tvrdy	+0.2
14	5-9	USC	UCSB	Kill	Sophia Wendlick	set Ayva Ostovar	+0.1
15	6-9	UCSB	UCSB	Attack err	Mia Tvrdy		+0.3
16	6-10	UCSB	USC	Serve err	UC Santa Barbara		+0.2
17	7-10	USC	UCSB	Kill	Danica Rach	set Ayva Ostovar	+0.2
18	7-11	UCSB	USC	Kill	London Wijay	set Milly McGee	+0.2
19	8-11	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+0.2
20	9-11	UCSB	UCSB	Kill	Emma McDermott	set Ava Zamora	+0.4
21	9-12	UCSB	USC	Serve err	UC Santa Barbara		+0.3
22	10-12	USC	UCSB	Serve err	Southern California		+0.3
23	10-13	UCSB	USC	Attack err	Bella Mathis		+0.3
24	11-13	USC	UCSB	Kill	Emma McDermott	set Cortni Youngblood	+0.3
25	11-14	UCSB	USC	Kill	Abigail Mullen	set Milly McGee	+0.3
26	12-14	USC	UCSB	Serve err	Southern California		+0.3
27	13-14	UCSB	UCSB	Attack err	Mia Tvrdy		+0.5
28	13-15	UCSB	USC	Kill	Riley Malloy	set Milly McGee	+0.4
29	14-15	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+0.4
30	15-15	UCSB	UCSB	Kill	Reilly Goueth	set Ayva Ostovar	+0.7
31	15-16	UCSB	USC	Blocked	Auburn Tomkinson	blk Mia Tvrdy, Riley Malloy	+0.5
32	16-16	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+0.5
33	17-16	UCSB	UCSB	Ace	Bianca Nistor	aced London Wijay	+0.9
34	17-17	UCSB	USC	Attack err	Bella Mathis		+0.6
35	18-17	USC	UCSB	Kill	Auburn Tomkinson	set Ayva Ostovar	+0.7
36	18-18	UCSB	USC	Attack err	Emma McDermott		+0.6
37	19-18	USC	UCSB	Kill	Danica Rach	set Ava Zamora	+0.7
38	19-19	UCSB	USC×3	Kill	Abigail Mullen	set Milly McGee	+0.7
39	19-20	USC	USC×3	Kill	Riley Malloy	set Cortni Youngblood	+1.0
40	19-21	USC	USC×3	Blocked	Emma McDermott	blk Taliyah Hanks, Riley Malloy	+0.8
41	20-21	USC	UCSB	Kill	Sophia Wendlick	set Ava Zamora	+0.5
42	20-22	UCSB	USC	Kill	Abigail Mullen	set Milly McGee	+0.6
43	20-23	USC	USC	Blocked	Emma McDermott	blk Riley Malloy, Mia Tvrdy	+0.6
44	21-23	USC	UCSB	Serve err	Southern California		+0.2
45	22-23	UCSB	UCSB	Blocked	Abigail Mullen	blk Sophia Wendlick	+0.7
46	22-24	UCSB	USC	Blocked	Auburn Tomkinson	blk Mia Tvrdy, Riley Malloy	+0.8
47	23-24	USC	UCSB	Kill	Sophia Wendlick	set Ayva Ostovar	+0.4
48	23-25	UCSB	USC	Serve err	UC Santa Barbara		+1.0

Score shown after each rally, UC Santa Barbara first. WP Δ = match win-probability points gained, colored by the team that gained them.“NCAA feed gap” rows mark points the NCAA play-by-play never logged (tap Why? for details).

Southern California def. UC Santa Barbara 3–0