most plate appearances in the 1st by one team in a game

The Cincinnati Reds have the most plate appearances by a team in a game in the 1st inning, with 20 plate appearances against the Astros on August 3, 1989.

Interpreted as:

most plate appearances in the 1st by one team in a regular-season game

	TEAM	PA	DATE	TM		OPP	AB	H	2B	3B	HR	RBI	BB	HBP	SO	TB	XBH	SH	SF	IBB	AVG	OBP	SLG	OPS
1	Reds	20	8/3/1989	CIN	vs	HOU	19	16	3	0	1	13	1	0	0	22	4	0	0	0	.842	.850	1.158	2.008
2	Red Sox	19	6/27/2003	BOS	vs	FLA	14	13	4	1	1	14	4	0	0	22	6	0	1	0	.929	.895	1.571	2.466
3	Athletics	18	7/5/1996	OAK	vs	CAL	12	9	2	0	1	13	5	1	2	14	3	0	0	0	.750	.833	1.167	2.000
4	Phillies	16	4/8/2017	PHI	vs	WSH	10	9	3	1	0	12	4	0	1	14	4	0	2	0	.900	.813	1.400	2.213
5	Yankees	16	7/30/2011	NYY	vs	BAL	14	10	2	0	1	12	2	0	2	15	3	0	0	0	.714	.750	1.071	1.821
6	Tigers	16	9/23/2006	DET	@	KCR	12	9	2	1	1	10	4	0	0	16	4	0	0	0	.750	.813	1.333	2.146
7	Cardinals	16	5/8/2005	STL	vs	SDP	10	7	3	0	0	10	5	1	0	10	3	0	0	0	.700	.813	1.000	1.813
8	Red Sox	16	6/21/1994	BOS	@	TOR	9	6	5	0	0	9	7	0	1	11	5	0	0	1	.667	.813	1.222	2.035
9	Padres	16	8/24/1993	SDP	vs	STL	12	9	3	0	2	13	4	0	0	18	5	0	0	0	.750	.813	1.500	2.313
10	Pirates	16	6/8/1989	PIT	@	PHI	11	8	1	0	1	10	5	0	0	12	2	0	0	1	.727	.813	1.091	1.903
11	Tigers	16	9/20/1983	DET	vs	BAL	14	11	0	2	2	10	2	0	1	21	4	0	0	0	.786	.813	1.500	2.313
12	Phillies	16	8/5/1975	PHI	vs	CHC	12	10	2	0	2	10	3	0	1	18	4	1	0	0	.833	.867	1.500	2.367
13	Royals	15	4/11/2024	KCR	vs	HOU	14	11	1	0	1	9	1	0	1	15	2	0	0	0	.786	.800	1.071	1.871
14	Pirates	15	7/9/2017	PIT	@	CHC	10	7	1	0	2	10	4	0	0	14	3	1	0	0	.700	.786	1.400	2.186
15	Padres	15	7/29/2007	SDP	@	HOU	10	8	2	0	2	11	4	0	0	16	4	0	1	0	.800	.800	1.600	2.400
16	Royals	15	8/23/2006	KCR	vs	CLE	15	11	1	1	2	10	0	0	1	20	4	0	0	0	.733	.733	1.333	2.067
17	Indians	15	8/13/2006	CLE	vs	KCR	12	8	2	0	1	11	3	0	1	13	3	0	0	0	.667	.733	1.083	1.817
18	Astros	15	7/10/2003	HOU	vs	CIN	12	8	1	0	0	9	3	0	2	9	1	0	0	0	.667	.733	.750	1.483
19	Cardinals	15	8/7/1998	STL	vs	CHC	10	6	3	0	1	10	4	0	2	12	4	1	0	1	.600	.714	1.200	1.914
20	Rangers	15	8/21/1995	TEX	vs	MIN	10	8	1	1	3	11	4	0	0	20	5	1	0	0	.800	.857	2.000	2.857
21	Angels	15	6/29/1995	CAL	@	TEX	11	7	0	1	0	9	3	1	0	9	1	0	0	0	.636	.733	.818	1.552
22	Reds	15	7/19/1988	CIN	vs	NYM	12	7	1	0	2	7	3	0	2	14	3	0	0	0	.583	.667	1.167	1.833
23	Twins	15	4/27/1980	MIN	vs	OAK	8	5	0	1	0	10	5	1	1	7	1	0	1	0	.625	.733	.875	1.608
24	Rangers	15	9/22/1978	TEX	vs	SEA	10	6	0	0	1	9	5	0	2	9	1	0	0	0	.600	.733	.900	1.633
25	Reds	14	5/10/2025	CIN	@	HOU	8	5	1	0	1	10	5	1	1	9	2	0	0	0	.625	.786	1.125	1.911