mlb worst pitcher era who played at least 10 years and 100 games pitched

Javier Lopez had the worst ERA when playing 10+ seasons and pitching in 100+ games, with an ERA of 19.30.

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Data note: Seasons, Games Pitched: player game data complete from 1908
Data note: Data: Retrosheet

	NAME	ERA	SEAS	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Javier Lopez J. Lopez	19.30	14	101	0	12	.000	0	43	0	0	0	76.0	201	163	163	21	61	8	22	12	485	5	5.09	7.22	0.70	2.49	8.9	12.6	3.45	.511	19.30	23.80
2	Kevin Jepsen K. Jepsen	18.30	10	104	2	29	.065	0	76	0	0	4	89.0	209	181	187	36	76	3	26	10	546	15	7.69	7.69	1.00	3.64	13.9	13.9	3.20	.487	18.91	21.13
3	Jake Diekman J. Diekman	17.54	13	149	7	25	.219	0	141	0	0	1	122.2	254	239	256	48	127	21	28	8	769	22	10.35	9.32	1.11	3.52	18.3	16.5	3.11	.477	18.78	18.64
4	Jake McGee J. McGee	17.50	13	139	5	26	.161	0	109	0	0	6	113.2	267	221	229	64	59	6	29	5	667	9	8.63	4.67	1.85	5.07	16.3	8.8	2.87	.473	18.13	21.14
5	Luis García L. García	17.23	14	138	2	23	.080	1	119	0	0	2	128.0	290	245	251	52	109	10	32	9	781	23	8.37	7.66	1.09	3.66	15.2	14.0	3.12	.485	17.65	20.39
6	Pedro Strop P. Strop	17.10	11	102	5	25	.167	0	97	0	0	2	86.1	186	164	170	33	77	14	22	11	529	20	10.11	8.03	1.26	3.44	18.3	14.6	3.05	.497	17.72	19.39
7	John Axford J. Axford	17.08	11	133	7	34	.171	0	129	0	0	12	114.1	261	217	229	49	118	6	49	11	724	20	10.15	9.29	1.09	3.86	17.8	16.3	3.31	.502	18.03	20.55
8	Tanner Scott T. Scott	17.04	10	111	6	28	.176	0	107	0	0	5	96.2	206	183	191	41	98	9	28	8	594	12	9.96	9.12	1.09	3.82	18.0	16.5	3.14	.487	17.78	19.18
9	Carlos Estévez C. Estévez	17.04	10	123	3	29	.094	0	113	0	0	13	112.0	273	212	222	58	70	14	47	11	684	12	9.08	5.63	1.61	4.66	16.5	10.2	3.06	.501	17.84	21.94
10	Tony Sipp T. Sipp	16.88	11	118	1	16	.059	0	95	0	0	1	93.1	196	175	178	68	62	3	27	3	539	9	9.16	5.98	1.53	6.56	17.6	11.5	2.76	.412	17.16	18.90
11	Sergio Romo S. Romo	16.82	15	153	2	30	.063	2	137	0	0	17	127.1	278	238	245	81	68	8	53	8	736	9	9.68	4.81	2.01	5.73	18.6	9.2	2.72	.446	17.32	19.65
12	Luke Gregerson L. Gregerson	16.76	11	121	3	28	.097	0	92	0	0	7	106.1	249	198	200	49	54	10	33	11	627	12	7.79	4.57	1.70	4.15	14.7	8.6	2.85	.474	16.93	21.08
13	José Alvarado J. Alvarado	16.61	10	106	2	29	.065	1	111	0	0	6	92.2	194	171	185	31	95	9	26	10	575	25	10.78	9.23	1.17	3.01	19.3	16.5	3.12	.495	17.97	18.84
14	Ryne Stanek R. Stanek	16.54	10	124	2	22	.083	14	136	0	0	2	115.1	233	212	224	67	93	4	28	7	674	18	10.61	7.26	1.46	5.23	20.2	13.8	2.83	.444	17.48	18.18
15	Jonathan Broxton J. Broxton	16.48	13	151	11	34	.244	0	139	0	0	11	132.2	317	243	250	48	100	5	61	19	804	7	9.43	6.78	1.39	3.26	17.3	12.4	3.14	.525	16.96	21.51
16	Wandy Peralta W. Peralta	16.43	11	115	1	21	.045	1	85	0	0	1	107.1	235	196	203	55	65	6	24	4	620	8	7.13	5.45	1.31	4.61	13.7	10.5	2.80	.440	17.02	19.70
17	Mike Dunn M. Dunn	16.39	11	112	0	20	.000	0	109	0	0	0	95.0	216	173	174	40	68	4	19	9	567	6	10.33	6.44	1.60	3.79	19.2	12.0	2.99	.509	16.48	20.46
18	Joe Smith J. Smith	16.37	15	146	8	27	.229	0	104	0	0	0	127.0	291	231	238	64	87	7	29	9	756	4	7.37	6.17	1.20	4.54	13.8	11.5	2.98	.460	16.87	20.62
19	Brian Fuentes B. Fuentes	16.26	12	141	3	38	.073	0	121	0	0	23	127.1	277	230	241	62	97	22	73	13	771	15	8.55	6.86	1.25	4.38	15.7	12.6	2.94	.458	17.03	19.58
20	Bryan Shaw B. Shaw	16.25	14	188	5	39	.114	2	140	0	0	0	175.0	393	316	330	78	125	8	35	12	1,041	23	7.20	6.43	1.12	4.01	13.4	12.0	2.96	.457	16.97	20.21
21	Phil Maton P. Maton	16.24	10	122	6	18	.250	1	148	0	0	1	121.1	246	219	224	57	81	20	25	2	702	5	10.98	6.01	1.83	4.23	21.1	11.5	2.70	.477	16.62	18.25
22	Chad Qualls C. Qualls	16.17	14	199	7	43	.140	0	136	0	0	9	185.1	464	333	347	78	82	12	57	19	1,102	13	6.60	3.98	1.66	3.79	12.3	7.4	2.95	.486	16.85	22.53
23	Eric O'Flaherty E. O'Flaherty	16.08	12	102	2	12	.143	0	70	0	0	1	90.2	194	162	164	26	60	10	8	10	524	8	6.95	5.96	1.17	2.58	13.4	11.5	2.80	.469	16.28	19.26
24	Boone Logan B. Logan	15.95	13	119	4	18	.182	0	101	0	0	2	102.2	225	182	187	50	69	10	29	13	605	6	8.85	6.05	1.46	4.38	16.7	11.4	2.86	.467	16.39	19.72
25	Mike Myers M. Myers	15.79	13	123	0	14	.000	0	85	0	0	0	104.1	213	183	188	40	72	14	27	11	598	2	7.33	6.21	1.18	3.45	14.2	12.0	2.73	.447	16.22	18.37

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TEAM	W	L	PCT	GB
Dodgers	100	62	.617
Padres	91	71	.562	9.0
Diamondbacks	86	76	.531	14.0
Giants	65	97	.401	35.0
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NL East	W	L	PCT	GB
Braves - y	94	68	.580
Phillies - w	88	74	.543	6.0
Marlins	80	82	.494	14.0
Nationals	77	85	.475	17.0
Mets	74	88	.457	20.0
NL Central	W	L	PCT	GB
Brewers - y	103	59	.636
Cubs - w	89	73	.549	14.0
Pirates	82	80	.506	21.0
Cardinals	77	85	.475	26.0
Reds	75	87	.463	28.0
NL West	W	L	PCT	GB
Dodgers - y	100	62	.617
Padres - w	91	71	.562	9.0
Diamondbacks	86	76	.531	14.0
Giants	65	97	.401	35.0
Rockies	58	104	.358	42.0

AL East	W	L	PCT	GB
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Yankees - w	93	68	.578	4.5
Red Sox - w	87	75	.537	11.0
Orioles	79	82	.491	18.5
Blue Jays	79	83	.488	19.0
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Guardians - y	85	77	.525
White Sox - w	84	78	.519	1.0
Twins	77	85	.475	8.0
Tigers	76	86	.469	9.0
Royals	69	93	.426	16.0
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Astros - y	81	81	.500
Rangers	80	82	.494	1.0
Mariners	76	86	.469	5.0
Athletics	64	98	.395	17.0
Angels	62	100	.383	19.0