The Colorado Rockies have the highest ERA by a team this season, with an ERA of 5.55.

Interpreted as:

What team allows the most era this regular season?

	TEAM	ERA	SEASON	G	W%	W	L	GS	SO	CG	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	Rockies	5.55	2025	56	.161	9	47	56	366	0	0	7	486.1	578	300	352	66	198	16	8	2,198	27	6.77	3.66	1.85	1.22	16.7	9.0	1.60	.330	6.51	10.70
2	Athletics	5.52	2025	57	.404	23	34	57	459	0	0	14	507.1	542	311	336	84	222	30	8	2,288	9	8.14	3.94	2.07	1.49	20.1	9.7	1.51	.307	5.96	9.61
3	Orioles	5.49	2025	55	.345	19	36	55	427	0	0	9	480.1	520	293	310	87	191	18	3	2,122	22	8.00	3.58	2.24	1.63	20.1	9.0	1.48	.310	5.81	9.74
4	Marlins	5.29	2025	54	.407	22	32	54	426	0	0	10	480.0	490	282	305	67	209	19	8	2,118	18	7.99	3.92	2.04	1.26	20.1	9.9	1.46	.303	5.72	9.19
5	Nationals	4.98	2025	56	.464	26	30	56	452	0	0	16	492.0	493	272	285	55	193	38	1	2,156	32	8.27	3.53	2.34	1.01	21.0	9.0	1.39	.309	5.21	9.02
6	Angels	4.84	2025	55	.455	25	30	55	407	0	0	13	483.0	503	260	280	73	226	17	14	2,132	26	7.58	4.21	1.80	1.36	19.1	10.6	1.51	.305	5.22	9.37
7	Diamondbacks	4.73	2025	56	.482	27	29	56	476	0	0	17	498.2	475	262	285	72	186	23	9	2,146	11	8.59	3.36	2.56	1.30	22.2	8.7	1.33	.290	5.14	8.57
8	White Sox	4.13	2025	56	.321	18	38	56	405	0	0	5	481.2	451	221	244	59	213	38	9	2,108	14	7.57	3.98	1.90	1.10	19.2	10.1	1.38	.281	4.56	8.43
9	Guardians	4.12	2025	55	.545	30	25	55	472	0	0	16	484.2	470	222	240	60	205	15	4	2,088	20	8.76	3.81	2.30	1.11	22.6	9.8	1.39	.307	4.46	8.73
10	Dodgers	4.09	2025	56	.607	34	22	56	516	0	0	17	499.0	451	227	249	69	193	19	11	2,107	26	9.31	3.48	2.67	1.24	24.5	9.2	1.29	.292	4.49	8.13
11	Brewers	4.00	2025	57	.509	29	28	57	467	0	0	13	504.1	464	224	245	61	213	21	11	2,166	14	8.33	3.80	2.19	1.09	21.6	9.8	1.34	.287	4.37	8.28
12	Pirates	3.99	2025	57	.368	21	36	57	423	1	0	12	507.0	460	225	243	47	181	25	9	2,135	17	7.51	3.21	2.34	0.83	19.8	8.5	1.26	.283	4.31	8.17
13	Red Sox	3.99	2025	58	.466	27	31	58	481	0	0	12	521.1	508	231	263	54	191	26	8	2,236	13	8.30	3.30	2.52	0.93	21.5	8.5	1.34	.306	4.54	8.77
14	Blue Jays	3.93	2025	56	.500	28	28	56	508	0	0	17	499.2	434	218	235	76	159	24	7	2,068	15	9.15	2.86	3.19	1.37	24.6	7.7	1.19	.275	4.23	7.82
15	Cubs	3.89	2025	56	.625	35	21	56	449	0	0	14	502.2	472	217	235	63	169	19	5	2,117	13	8.04	3.03	2.66	1.13	21.2	8.0	1.28	.289	4.21	8.45
16	Mariners	3.83	2025	55	.545	30	25	55	439	0	0	18	498.2	491	212	238	57	169	19	12	2,131	11	7.92	3.05	2.60	1.03	20.6	7.9	1.32	.300	4.30	8.86
17	Reds	3.78	2025	57	.491	28	29	57	455	0	0	15	505.0	434	212	232	65	171	22	4	2,109	21	8.11	3.05	2.66	1.16	21.6	8.1	1.20	.264	4.13	7.73
18	Phillies	3.77	2025	56	.643	36	20	56	546	0	0	20	503.2	471	211	231	55	172	17	6	2,128	16	9.76	3.07	3.17	0.98	25.7	8.1	1.28	.311	4.13	8.42
19	Cardinals	3.71	2025	56	.571	32	24	56	401	1	1	16	496.2	454	205	224	42	155	18	6	2,077	15	7.27	2.81	2.59	0.76	19.3	7.5	1.23	.282	4.06	8.23
20	Braves	3.71	2025	55	.473	26	29	55	467	0	0	10	485.0	422	200	215	62	183	24	10	2,030	17	8.67	3.40	2.55	1.15	23.0	9.0	1.25	.278	3.99	7.83
21	Padres	3.61	2025	54	.574	31	23	54	469	2	2	19	479.0	404	192	215	57	173	20	5	1,998	13	8.81	3.25	2.71	1.07	23.5	8.7	1.20	.271	4.04	7.59
22	Rays	3.57	2025	56	.518	29	27	56	427	0	0	14	501.2	436	199	209	75	153	22	3	2,049	7	7.66	2.74	2.79	1.35	20.8	7.5	1.17	.263	3.75	7.82
23	Astros	3.55	2025	56	.536	30	26	56	530	2	0	15	492.1	400	194	207	53	175	19	1	2,040	13	9.69	3.20	3.03	0.97	26.0	8.6	1.17	.275	3.78	7.31
24	Twins	3.29	2025	55	.545	30	25	55	487	0	0	13	481.1	425	176	190	49	133	27	3	1,997	11	9.11	2.49	3.66	0.92	24.4	6.7	1.16	.289	3.55	7.95
25	Yankees	3.25	2025	55	.636	35	20	55	528	0	0	17	487.0	371	176	192	46	188	12	1	2,008	20	9.76	3.47	2.81	0.85	26.3	9.4	1.15	.263	3.55	6.86