Table 4. Maximum Horizontal Compressive Stress in NY, PA, OH, NJ, MD & NH
Place NE US	Date	P axis		Depth	Stress	author
		azimuth	plunge	km	Technique
Reading PA	94/01/16	53	1	2	FM	Du et al., 2003
Reading PA	94/01/16	61	-2	2	FM	Du et al.
Lisbon NH	95/06/16	38	6	6	FM	Du et al.
Berlin NH	96/08/21	52	-15	7	FM	Du et al.
Pym PA	98/09/25	64	8	2	FM	Du et al.
Saranac L. NY	00/04/20	39	-5	8	FM	Du et al.
Ashtabula OH	1/1/26	53	7	2	FM	Du et al.
Massena NY	44/09/05	70	16	20	FM	Du et al.
Attica NY	66/01/01	62	1	2	FM	Du et al.
Attica NY	67/06/13	74	11	3	FM	Du et al.
Goodnow NY	83/10/07	97	-15	7.5	FM	Du et al.
Perry OH	86/01/31	75	7	7	FM	Du et al.
Reading PA	94/01+05	66	-2	0.5-2.5	FM-comp	Seeber et al., 1998
Alma NY	1969	77	0	0,5	Hydro-Frac	Sbar&Sykes, 1973
Blue Mt Lake NY	1971	80	-5	0-2	FM-comp	Sbar&Sykes, 1973
Lancaster Co PA	84/04/23	70	-5	4.4-4.7	FM-comp	Seeber&Armbruster, 1985
Columbia MD	1993	75	5		FM-comp	Seeber et al., 1998
ME-NH-Quebec	73/06/15	77	-1	3	FM-comp	Yang&Aggarwal, 1981
Au Sable NY	2/4/20	94	-2	11.5	FM	Seeber et al., 2002
Milford NJ	3/8/26	56	7	1 to 2	FM-comp	Seeber et al., 2004
Annsville NY	1977-80	79	7	1.5-2.0	FM-comp	Seborowski et al., 1982
Ardsley NY	85/10/19	70	5	4.5-5.5	FM	Seeber&Dawers, 1989
Ardsley NY	85/10/AS	95	-5	4.5-5.5	FM-comp	Seeber&Dawers, 1989
Verplanck NY	83/09/13	52	15	9.5-9.8	FM-comp	Quittmeyer et al., 1985
Wappinger Falls NY	74/06/07	50	15	0-1.5	FM-comp	Pomeroy et al., 1976
Mt. Ivy-Thiells NY	1987	72	0	0.3	Hydro-Frac	Rundle et al., 1987
Kent Cliffs NY	1985	55	0	1	Hydro-Frac	Zoback et al., 1985
Newark basin NJ	2003	47	0	0.73-1.0	BoreHole	Goldberg et al., 2003
					Breakout
		AVE	SD	SEM
AVE +/-SD first 19 entries		67.211	15.820	3.629
AVE +/-SD next 9 entries		64.000	16.047	5.349
AVE +/-SD all entries		66.179	15.668	2.961
Not used:
DE-NJ border	73/02/28	115	38	3.6	FM-comp	Sbar et al., 1975
Hydro-Frac=Hydro-Fracture
FM=focal mechanism
FM-comp=composite of aftershock data