Johan Santana allowed his most earned runs in a game versus the Phillies on May 2, 2010, with 10 earned runs.

Interpreted as:

Johan Santana most earned runs allowed in a regular-season game

	NAME	ER	DATE	TM		OPP	DEC	GS	ERA	SO	CG	SHO	SV	IP	H	R	HR	BB	HBP	GF	IBB	TBF	WP
1	Johan Santana J. Santana	10	5/2/2010	NYM	@	PHI	L	1	24.55	1	0	0	0	3.2	8	10	4	2	0	0	0	21	0
2	Johan Santana J. Santana	9	6/14/2009	NYM	@	NYY	L	1	27.00	3	0	0	0	3.0	9	9	1	2	0	0	0	19	0
3	Johan Santana J. Santana	8	8/11/2012	NYM	vs	ATL	L	1	54.00	2	0	0	0	1.1	8	8	0	1	0	0	0	13	0
4	Johan Santana J. Santana	8	7/23/2002	MIN	@	CWS	L	1	19.64	4	0	0	0	3.2	7	8	3	2	0	0	0	20	0
5	Johan Santana J. Santana	7	7/6/2012	NYM	vs	CHC	L	1	13.50	6	0	0	0	4.2	13	7	3	0	0	0	0	26	0
6	Johan Santana J. Santana	7	7/28/2010	NYM	vs	STL		1	11.12	2	0	0	0	5.2	13	7	1	1	0	0	1	31	0
7	Johan Santana J. Santana	7	5/17/2005	MIN	vs	TOR	L	1	11.81	5	0	0	0	5.1	9	7	2	1	0	0	0	25	0
8	Johan Santana J. Santana	7	5/23/2004	MIN	vs	CWS	L	1	21.00	2	0	0	0	3.0	10	7	2	2	0	0	0	21	0
9	Johan Santana J. Santana	7	9/5/2003	MIN	vs	TEX		1	15.75	6	0	0	0	4.0	8	7	2	2	0	0	0	22	1
10	Johan Santana J. Santana	7	9/21/2000	MIN	vs	CWS	L	1	13.50	4	0	0	0	4.2	7	7	0	3	0	0	0	23	0
11	Johan Santana J. Santana	7	4/12/2000	MIN	@	BOS	L	1	17.18	2	0	0	0	3.2	10	7	0	1	0	0	0	21	0
12	Johan Santana J. Santana	6	8/17/2012	NYM	@	WSH	L	1	10.80	4	0	0	0	5.0	7	6	2	0	0	0	0	22	0
13	Johan Santana J. Santana	6	7/20/2012	NYM	vs	LAD	L	1	18.00	3	0	0	0	3.0	7	6	2	3	0	0	0	19	0
14	Johan Santana J. Santana	6	7/15/2012	NYM	@	ATL	L	1	10.80	3	0	0	0	5.0	8	6	1	2	0	0	0	24	0
15	Johan Santana J. Santana	6	6/8/2012	NYM	@	NYY	L	1	10.80	5	0	0	0	5.0	7	6	4	1	0	0	0	23	0
16	Johan Santana J. Santana	6	9/21/2007	MIN	vs	CWS	L	1	7.71	11	0	0	0	7.0	8	6	3	1	0	0	0	30	0
17	Johan Santana J. Santana	6	7/23/2007	MIN	@	TOR	L	1	10.80	4	0	0	0	5.0	7	6	4	2	0	0	0	24	0
18	Johan Santana J. Santana	6	7/6/2005	MIN	@	LAA	L	1	8.53	3	0	0	0	6.1	9	6	1	3	0	0	0	31	0
19	Johan Santana J. Santana	6	6/25/2005	MIN	@	MIL	L	1	10.80	7	0	0	0	5.0	6	6	1	4	0	0	0	25	0
20	Johan Santana J. Santana	6	4/16/2004	MIN	vs	KCR		1	8.53	6	0	0	0	6.1	6	6	3	1	0	0	0	27	0
21	Johan Santana J. Santana	6	4/22/2000	MIN	@	TEX	L	1	16.20	3	0	0	0	3.1	5	6	2	6	0	0	0	19	0
22	Johan Santana J. Santana	5	6/26/2010	NYM	vs	MIN	L	1	7.50	4	0	0	0	6.0	8	5	0	2	0	0	0	26	0
23	Johan Santana J. Santana	5	4/11/2010	NYM	vs	WSH	L	1	9.00	3	0	0	0	5.0	5	5	1	3	0	0	0	22	0
24	Johan Santana J. Santana	5	8/4/2009	NYM	vs	STL		1	5.63	6	0	0	0	8.0	9	5	2	0	0	0	0	33	0
25	Johan Santana J. Santana	5	7/24/2009	NYM	@	HOU	L	1	6.75	3	0	0	0	6.2	12	5	1	3	0	0	1	34	0