The Seattle Mariners had the worst ERA by a team last month, with an ERA of 5.97.

	TEAM	ERA	MONTH	G	W%	W	L	SO	SHO	SV	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Mariners	5.97	August 2026	27	.407	11	16	218	0	5	238.0	266	158	169	48	91	15	6	1,062	6	8.24	3.44	2.40	1.82	20.5	8.6	1.50	.316	6.39	10.06
2	Athletics	5.91	August 2026	28	.286	8	20	224	0	7	243.2	263	160	173	37	110	11	8	1,100	19	8.27	4.06	2.04	1.37	20.4	10.0	1.53	.315	6.39	9.71
3	Reds	5.42	August 2026	29	.448	13	16	235	0	10	254.0	277	153	164	36	94	18	4	1,134	11	8.33	3.33	2.50	1.28	20.7	8.3	1.46	.321	5.81	9.81
4	Rockies	5.36	August 2026	28	.321	9	19	168	0	4	247.0	275	147	159	34	101	9	3	1,110	8	6.12	3.68	1.66	1.24	15.1	9.1	1.52	.302	5.79	10.02
5	Twins	4.72	August 2026	27	.370	10	17	222	0	7	234.1	230	123	133	27	98	5	6	1,016	6	8.53	3.76	2.27	1.04	21.9	9.6	1.40	.306	5.11	8.83
6	White Sox	4.59	August 2026	28	.500	14	14	212	0	9	251.0	251	128	140	40	95	13	6	1,087	19	7.60	3.41	2.23	1.43	19.5	8.7	1.38	.290	5.02	9.00
7	Cardinals	4.52	August 2026	28	.500	14	14	243	0	9	246.2	233	124	132	31	92	7	3	1,039	6	8.87	3.36	2.64	1.13	23.4	8.9	1.32	.303	4.82	8.50
8	Astros	4.37	August 2026	27	.519	14	13	239	0	9	241.0	217	117	122	31	96	9	0	1,026	8	8.93	3.59	2.49	1.16	23.3	9.4	1.30	.286	4.56	8.10
9	Royals	4.34	August 2026	27	.593	16	11	173	1	7	236.1	219	114	117	26	89	11	2	1,002	8	6.59	3.39	1.94	0.99	17.3	8.9	1.30	.275	4.46	8.34
10	Giants	4.23	August 2026	28	.357	10	18	211	0	4	246.2	232	116	125	21	101	11	5	1,065	14	7.70	3.69	2.09	0.77	19.8	9.5	1.35	.293	4.56	8.46
11	Nationals	4.19	August 2026	29	.379	11	18	237	0	2	251.1	220	117	128	37	119	14	2	1,075	9	8.49	4.26	1.99	1.32	22.0	11.1	1.35	.274	4.58	7.88
12	Diamondbacks	4.17	August 2026	29	.517	15	14	206	0	4	257.0	230	119	129	29	95	12	1	1,087	7	7.21	3.33	2.17	1.02	19.0	8.7	1.26	.270	4.52	8.05
13	Cubs	4.14	August 2026	28	.571	16	12	214	0	6	252.0	232	116	124	45	79	12	3	1,055	5	7.64	2.82	2.71	1.61	20.3	7.5	1.23	.265	4.43	8.29
14	Rangers	4.07	August 2026	28	.464	13	15	238	0	6	243.0	242	110	117	26	103	8	8	1,063	6	8.81	3.81	2.31	0.96	22.4	9.7	1.42	.314	4.33	8.96
15	Orioles	4.02	August 2026	28	.536	15	13	225	0	11	246.0	246	110	116	25	88	12	2	1,049	8	8.23	3.22	2.56	0.91	21.4	8.4	1.36	.316	4.24	9.00
16	Rays	3.95	August 2026	28	.643	18	10	247	0	11	255.0	234	112	121	37	51	9	5	1,046	6	8.72	1.80	4.84	1.31	23.6	4.9	1.12	.281	4.27	8.26
17	Mets	3.88	August 2026	27	.556	15	12	230	0	7	241.0	216	104	110	30	106	18	0	1,037	8	8.59	3.96	2.17	1.12	22.2	10.2	1.34	.285	4.11	8.07
18	Red Sox	3.81	August 2026	29	.586	17	12	251	0	6	260.0	237	110	125	25	91	14	4	1,097	6	8.69	3.15	2.76	0.87	22.9	8.3	1.26	.296	4.33	8.20
19	Pirates	3.76	August 2026	27	.444	12	15	242	0	7	236.2	190	99	106	23	103	13	1	997	7	9.20	3.92	2.35	0.87	24.3	10.3	1.24	.271	4.03	7.23
20	Tigers	3.76	August 2026	27	.407	11	16	183	0	6	236.2	212	99	106	32	93	12	2	997	8	6.96	3.54	1.97	1.22	18.4	9.3	1.29	.266	4.03	8.06
21	Guardians	3.76	August 2026	26	.500	13	13	254	0	6	232.0	201	97	109	33	91	22	0	994	12	9.85	3.53	2.79	1.28	25.6	9.2	1.26	.283	4.23	7.80
22	Dodgers	3.69	August 2026	27	.481	13	14	263	0	8	239.1	197	98	106	27	91	14	9	1,015	8	9.89	3.42	2.89	1.02	25.9	9.0	1.20	.274	3.99	7.41
23	Marlins	3.38	August 2026	27	.481	13	14	195	0	4	236.2	207	89	104	25	89	9	1	1,001	7	7.42	3.38	2.19	0.95	19.5	8.9	1.25	.266	3.95	7.87
24	Brewers	3.37	August 2026	29	.586	17	12	266	0	11	259.0	218	97	107	37	94	12	2	1,076	10	9.24	3.27	2.83	1.29	24.7	8.7	1.20	.271	3.72	7.58
25	Blue Jays	3.27	August 2026	28	.607	17	11	233	0	12	255.2	211	93	107	23	119	5	12	1,079	12	8.20	4.19	1.96	0.81	21.6	11.0	1.29	.269	3.77	7.43

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StatMuse has team, game-level data for ERA going back to the 1901 season.

Some of the information used here was obtained free of charge from Retrosheet.

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More Mariners Stats

Team Batting Leaders

26

Arozarena

RBI

76

Arozarena

AVG

.281

Arozarena

Team Pitching Leaders

12

Woo

194

Gilbert

ERA

3.57

Hancock

Team Rankings

179

12th

632

28th

1,318

12th

ERA

4.21

20th

2026 Division Standings

TEAM	W	L	PCT	GB
Rangers	78	77	.503
Astros	77	78	.497	1.0
Mariners	72	83	.465	6.0
Athletics	61	94	.394	17.0
Angels	60	95	.387	18.0

Schedule

DATE	MATCHUP			TIME (ET)
Sun 9/20	SEA	@	COL	3:10 PM
Tue 9/22	HOU	@	SEA	9:40 PM
Wed 9/23	HOU	@	SEA	10:10 PM
Thu 9/24	LAA	@	SEA	9:40 PM
Fri 9/25	LAA	@	SEA	10:10 PM

Last Game

Mariners

72 - 83

Final

Rockies

57 - 98

Sat 19 Sep 2026

MLB 2026 Batting Leaders

HR Leaders

45

Schwarber

44

Crow-Armstrong

41

Caminero

RBI Leaders

111

Burleson

110

Stewart

105

Crow-Armstrong

Batting Average Leaders

.313

Arraez

.312

Alvarez

.309

Simpson

Hit Leaders

185

Lopez

182

Arraez

173

Díaz

Run Leaders

115

Crow-Armstrong

105

Arozarena

103

Wood

OBP Leaders

.429

Alvarez

.394

Bauers

.392

Rumfield

SLG Leaders

.597

Alvarez

.571

Crow-Armstrong

.534

García

SB Leaders

46

Nuñez

45

Simpson

43

Witt

MLB 2026 Pitching Leaders

Win Leaders

17

Sánchez

17

Gray

15

Misiorowski

Strikeout Leaders

243

Misiorowski

239

Cease

235

Williams

ERA Leaders

1.89

Misiorowski

1.94

Schlittler

2.18

Sale

WHIP Leaders

0.81

Misiorowski

0.87

Yamamoto

0.91

Schlittler

K/9 Leaders

13.15

Misiorowski

12.73

Cease

12.16

Williams

K/BB Leaders

6.13

Sale

5.79

Misiorowski

5.62

Rasmussen

Walk Leaders

24

Martinez

29

Rasmussen

31

Sale

MLB Fantasy 2026

FanDuel Points Leaders

2,264.8

Ohtani

2,259.5

Crow-Armstrong

1,977.1

Alvarez

DraftKings Points Leaders

1,712

Crow-Armstrong

1,592.6

Ohtani

1,482

Alvarez

MLB 2026 Betting

Best Record ATS

88-67

87-68

84-71

83-72

82-73

Worst Record ATS

58-97

65-90

66-89

72-83

73-82

MLB 2026 Standings

NL East	W	L	PCT	GB
Braves - x	91	64	.587
Phillies	85	70	.548	6.0
Marlins	76	79	.490	15.0
Nationals	73	82	.471	18.0
Mets	71	84	.458	20.0
NL Central	W	L	PCT	GB
Brewers - y	97	58	.626
Cubs	86	69	.555	11.0
Pirates	78	77	.503	19.0
Cardinals	75	80	.484	22.0
Reds	72	83	.465	25.0
NL West	W	L	PCT	GB
Dodgers - y	95	60	.613
Padres	86	69	.555	9.0
Diamondbacks	81	74	.523	14.0
Giants	64	91	.413	31.0
Rockies	57	98	.368	38.0

AL East	W	L	PCT	GB
Rays - x	94	60	.610
Yankees - x	89	65	.578	5.0
Red Sox	84	71	.542	10.5
Blue Jays	76	79	.490	18.5
Orioles	75	80	.484	19.5
AL Central	W	L	PCT	GB
Guardians	80	75	.516
White Sox	79	76	.510	1.0
Tigers	73	82	.471	7.0
Twins	72	83	.465	8.0
Royals	67	88	.432	13.0
AL West	W	L	PCT	GB
Rangers	78	77	.503
Astros	77	78	.497	1.0
Mariners	72	83	.465	6.0
Athletics	61	94	.394	17.0
Angels	60	95	.387	18.0

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Sat 9/5	SFG	@	NYM	9-5
Sat 9/5	CHC	@	MIA	6-5
Sat 9/5	ATL	@	PHI	2-4
Sat 9/5	DET	@	CLE	6-0
Sat 9/5	MIL	@	CIN	3-5

Schedule

DATE	MATCHUP			TIME (ET)
Sun 9/20	PHI	@	NYM	1:10 PM
Sun 9/20	KCR	@	PIT	1:35 PM
Sun 9/20	BOS	@	TBR	1:40 PM
Sun 9/20	ATH	@	CLE	1:40 PM
Sun 9/20	CHC	@	CIN	1:40 PM

The Seattle Mariners had the worst ERA by a team last month, with an ERA of 5.97.

Related Searches

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More Mariners Stats

26

76

.281

12

194

3.57

MLB 2026 Batting Leaders

45

44

41

111

110

105

.313

.312

.309

185

182

173

115

105

103

.429

.394

.392

.597

.571

.534

46

45

43

MLB 2026 Pitching Leaders

17

17

15

243

239

235

1.89

1.94

2.18

0.81

0.87

0.91

13.15

12.73

12.16

6.13

5.79

5.62

24

29

31

MLB Fantasy 2026

2,264.8

2,259.5

1,977.1

1,712

1,592.6

1,482

MLB 2026 Betting

MLB 2026 Standings

MLB 2026 Scores & Schedule

Scores

Schedule