lowest earned runs allowed by a team in a 162 game season

18 teams are tied for allowing the fewest earned runs in a game, with 0 earned runs. The first three are the Athletics on Sunday, the San Diego Padres on Sunday, on Friday and last Monday and the Pittsburgh Pirates on Sunday, on Wednesday and on May 31.

Interpreted as:

lowest earned runs allowed by a team in a 162 regular-season game season

	TEAM	ER	DATE	TM		OPP	RESULT	ERA	SO	SHO	SV	IP	H	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Athletics	0	6/8/2025	ATH	vs	BAL	W 5-1	0.00	9	0	0	9.0	8	1	0	2	0	0	36	1	9.00	2.00	4.50	0.00	25.0	5.6	1.11	.320	1.00	8.00
2	Padres	0	6/8/2025	SDP	@	MIL	W 1-0	0.00	9	0	1	9.0	4	0	0	6	1	0	37	1	9.00	6.00	1.50	0.00	24.3	16.2	1.11	.190	0.00	4.00
3	Pirates	0	6/8/2025	PIT	vs	PHI	W 2-1	0.00	7	0	0	9.0	3	1	0	3	0	1	31	0	7.00	3.00	2.33	0.00	22.6	9.7	0.67	.143	1.00	3.00
4	Tigers	0	6/8/2025	DET	vs	CHC	W 4-0	0.00	12	0	0	9.0	4	0	0	3	0	0	33	0	12.00	3.00	4.00	0.00	36.4	9.1	0.78	.222	0.00	4.00
5	Rangers	0	6/7/2025	TEX	@	WSH	W 5-0	0.00	9	0	0	9.0	3	0	0	1	1	0	30	0	9.00	1.00	9.00	0.00	30.0	3.3	0.44	.158	0.00	3.00
6	Padres	0	6/6/2025	SDP	@	MIL	W 2-0	0.00	8	0	1	9.0	4	0	0	6	1	0	37	0	8.00	6.00	1.33	0.00	21.6	16.2	1.11	.182	0.00	4.00
7	Nationals	0	6/6/2025	WSH	vs	TEX	W 2-0	0.00	8	0	1	9.0	2	0	0	1	1	0	32	0	8.00	1.00	8.00	0.00	25.0	3.1	0.33	.091	0.00	2.00
8	Cardinals	0	6/6/2025	STL	vs	LAD	W 5-0	0.00	9	0	0	9.0	10	0	0	0	0	0	36	0	9.00	0.00		0.00	25.0	0.0	1.11	.370	0.00	10.00
9	Yankees	0	6/5/2025	NYY	vs	CLE	W 4-0	0.00	10	0	0	9.0	3	0	0	2	0	0	32	0	10.00	2.00	5.00	0.00	31.3	6.3	0.56	.150	0.00	3.00
10	Cubs	0	6/5/2025	CHC	@	WSH	W 7-1	0.00	1	0	0	9.0	8	1	0	1	1	0	36	0	1.00	1.00	1.00	0.00	2.8	2.8	1.00	.242	1.00	8.00
11	Pirates	0	6/4/2025	PIT	vs	HOU	W 3-0	0.00	12	0	1	9.0	7	0	0	1	0	0	34	0	12.00	1.00	12.00	0.00	35.3	2.9	0.89	.333	0.00	7.00
12	Nationals	0	6/4/2025	WSH	vs	CHC	W 2-0	0.00	8	0	1	9.0	5	0	0	2	1	0	35	1	8.00	2.00	4.00	0.00	22.9	5.7	0.78	.208	0.00	5.00
13	Guardians	0	6/4/2025	CLE	@	NYY	W 4-0	0.00	10	0	0	9.0	5	0	0	3	0	0	33	0	10.00	3.00	3.33	0.00	30.3	9.1	0.89	.250	0.00	5.00
14	Rockies	0	6/4/2025	COL	@	MIA	W 3-2	0.00	6	0	1	9.0	5	2	0	0	1	0	31	0	6.00	0.00		0.00	19.4	0.0	0.56	.208	2.00	5.00
15	Astros	0	6/3/2025	HOU	@	PIT	W 3-0	0.00	9	0	1	9.0	4	0	0	1	1	0	32	0	9.00	1.00	9.00	0.00	28.1	3.1	0.56	.190	0.00	4.00
16	Giants	0	6/2/2025	SFG	vs	SDP	L 0-1	0.00	9	0	0	10.0	6	1	0	0	1	0	36	0	8.10	0.00		0.00	25.0	0.0	0.60	.231	0.90	5.40
17	Padres	0	6/2/2025	SDP	@	SFG	W 1-0	0.00	10	0	0	10.0	5	0	0	6	2	1	41	1	9.00	5.40	1.67	0.00	24.4	14.6	1.10	.217	0.00	4.50
18	Astros	0	6/1/2025	HOU	vs	TBR	W 1-0	0.00	9	0	1	9.0	2	0	0	5	0	0	32	0	9.00	5.00	1.80	0.00	28.1	15.6	0.78	.111	0.00	2.00
19	Rays	0	6/1/2025	TBR	@	HOU	L 0-1	0.00	11	0	0	8.0	4	1	0	3	0	0	32	0	12.38	3.38	3.67	0.00	34.4	9.4	0.88	.222	1.13	4.50
20	Guardians	0	6/1/2025	CLE	vs	LAA	W 4-2	0.00	11	0	1	9.0	3	2	0	3	1	0	34	0	11.00	3.00	3.67	0.00	32.4	8.8	0.67	.158	2.00	3.00
21	Tigers	0	6/1/2025	DET	@	KCR	W 1-0	0.00	4	0	1	9.0	9	0	0	1	0	0	35	0	4.00	1.00	4.00	0.00	11.4	2.9	1.11	.300	0.00	9.00
22	Braves	0	5/31/2025	ATL	vs	BOS	W 5-0	0.00	14	0	0	9.0	5	0	0	0	0	0	32	0	14.00	0.00		0.00	43.8	0.0	0.56	.278	0.00	5.00
23	Marlins	0	5/31/2025	MIA	vs	SFG	W 1-0	0.00	8	0	1	9.0	8	0	0	4	1	0	38	0	8.00	4.00	2.00	0.00	21.1	10.5	1.33	.320	0.00	8.00
24	Cubs	0	5/31/2025	CHC	vs	CIN	W 2-0	0.00	11	0	1	9.0	1	0	0	1	0	0	29	0	11.00	1.00	11.00	0.00	37.9	3.4	0.22	.059	0.00	1.00
25	Royals	0	5/31/2025	KCR	vs	DET	W 1-0	0.00	8	0	1	9.0	2	0	0	2	0	0	31	0	8.00	2.00	4.00	0.00	25.8	6.5	0.44	.095	0.00	2.00