This is the documentation accompanying the stress data from Chuck Estabrook Catalog of maximum horizontal stress indicators for Alaska and surrounding areas. Compiled by Charles Estabrook and Klaus Jacob from all available earth- quake focal mechanisms, borehole breakout, volcanic and fault indicators. Earthquakes since 1960. Reference: Charles Estabrook's Thesis, Columbia Univ., 1992. Estabrook and Jacob, DNAG Neotectonics of North America, volume, 1991. BN1 Boyd and Nabelek [1988] BY1 Boyd [unpublished data] B79 Bhattacharya and Biswas [1979] B86 Biswas et al. [1986] C85 Cook [pers. comm.,1985] CH1 Chandra [1974] CMT references in Dziewonski et al. [1989] CM1 Cormier [1975] E88 Estabrook et al. [1988] G85 Gedney [1985] GN1 Gedney [1970] HB1 Huang and Biswas [1983] HF1 Hong and Fujita [1981] HJ1 House and Jacob [1983] J68 Jordan et al. [1968] JA1 Jacob [1986b] JP1 Jacob and Perez [unpublished data] KIN King [1969] LAF LaForge and Engdahl [1979] LK1 Liu and Kanamori [1980] LW1 LeBlanc and Wetmiller [1974] NEW Newberry [1983] NK1 Nakamura et al. [1980] P89 Page et al. [1989] PJ1 Perez and Jacob [1980] SRZ Suarez [unpublished data,1987] SS1 Sykes and Sbar [1974] SB1 Stauder and Bollinger [1964] SB2 Stauder and Bollinger [1966a] SB3 Stauder and Bollinger [1966b] ST1 Stauder [1968a] ST2 Stauder [1968b] SU1 Stauder and Udias [1963] SUP Suppe [unpublished data, 1986] WK1 Wu and Kanamori [1973] Bhattacharya B., and N. N. Biswas, Implications of North Pacific plate tectonics in central Alaska: Focal mechanisms of earthquakes, Tectonophysics, 53, 99-130, 1979. Biswas N. N., K. Aki , H. Pulpan, and G. Tytgat, Characteristics of regional stresses in Alaska and neighboring areas, Geoph. Res. Lett., 13, 177-180, 1986. Boyd, T. M., and J. L. Nabelek, Rupture process of the Andreanof Islands earthquake of May 7, 1986, Bull. Seismol. Soc. Am., 78, 1653-1673, 1988. Chandra, U., Seismicity, earthquake mechanisms and tectonics along the western coast of North America, from 42¡N to 61¡N, Bull. Seismol. Soc. Am., 64, 1529-1549, 1974. Cormier, V. F., Tectonics near the Junction of the Aleutian and Kuril-Kamchatka Arcs and a mechanism for Middle Tertiary magmatism in the Kamchatka Basin, Geol. Soc. Am. Bull., 86, 443-453, 1975. Dziewonski, A. M., G. Ekstrom, J. H.Woodhouse, and G. Zwart, Centoid-moment tensor solutions October - December 1988, Phys. Earth Planet. Inter., 57, 179-191, 1989. Estabrook, C. H., J. N. Davies, and D. B. Stone, Seismotectonics of northern Alaska, J. Geoph. Res., 93, 12,026-12,040, 1988. Gedney, L., Tectonic stresses in southern Alaska in relationship to regional seismicity and the new global tectonics, Bull. Seismol. Soc. Am., 60, 1789-1802, 1970. Gedney, L. Stress trajectories across the northeast Alaska Range, Bull. Seismol. Soc. Am., 75, 1125-1134, 1985. Hong, T., and K. Fujita, Modelling of depth phases and source processes of some central Aleutian earthquakes, Earth and Plan. Sci. Lett., 53, 333-342, 1981. House, L. S., and K. H. Jacob, Earthquakes, plate subduction and stress reversals in the eastern Aleutian Arc, J. Geophys. Res., 88, 9347-9373, 1983. Huang, P. Y., and N. N. Biswas, Rampart seismic zone of Central Alaska, Bull. Seismol. Soc. Am., 73, 813-829, 1983. Jacob, K. H., A pilot study of borehole breakouts as tectonic stress indicators in Alaska, Final Report, National Science Foundation, 1986b. Jordan, J., G. Dunphy, and S. Harding, The Fairbanks, Alaska earthquakes of June 21, 1967, Preliminary Seismological Report, U. S. Coast and Geodetic Survey, 60 pp., 1968. King, P. B., Tectonic map of North America, scale 1:5,000,000, U. S. Geol. Surv., Denver, Col., 1969. LaForge, R., and E. R. Engdahl, Tectonic implications of Seismicity in the Adak Canyon region, Central Aleutians, Bull. Seismol. Soc. Am., 69, 1515-1532, 1979. Liu, H., and H. Kanamori, Determination of source parameters of mid-plate earthquakes form the waveforms of body waves, Bull. Seismol. Soc. Am., 70, 1989-2004, 1980. LeBlanc, G., and R.J. Wetmiller, An evaluation of seismological data available for the Yukon Territory and the Mackenzie Valley, Can. J. Earth Sci., 11, 1435-1454, 1974. Nakamura, K., G. Plafker, K.H. Jacob, and J.N. Davies, A tectonic stress trajectory map of Alaska using information from volcanoes and faults, Bull. Earthquake Res. Inst. Tokyo Univ., 55, 89-100, 1980. Newberry, J. T., Seismicity and tectonics of the far western Aleutian Islands, Master's Thesis, 93 pp., Michigan State University, East Lansing, Michigan, 1983. Page, R. A., C. D. Stephens, and J. C. Lahr, Seismicity of the Wrangell and Aleutian Wadati- Benioff zones and the North American plate along the Trans-Alaska Crustal Transect, Chugach Mountains and Copper River basin, southern Alaska, J. Geophys. Res., 94, 16,059-16,082, 1989. Perez, O. J., and K. H. Jacob, Tectonic model and seismic potential of the eastern Gulf of Alaska and Yakataga seismic gap, J. Geophys. Res., 85, 7132-7150, 1980. Stauder, W., Mechanism of the Rat Island earthquake sequence of February 4, 1965, with relation to island arcs and sea-floor spreading, J. Geophys. Res., 73, 3847-3858, 1968a. Stauder, W., Tensional character of earthquake foci beneath the Aleutian trench with relation to sea-floor spreading, J. Geophys. Res., 73, 7693-7701, 1968b. Stauder, W., and G. A. Bollinger, The S wave project for focal mechanism studies: Earthquakes of 1962, Bull. Seismol. Soc. Am., 54, 2199-2208, 1964. Stauder, W., and G. A. Bollinger, The focal mechanism of the Alaska earthquake of March 28, 1964, and of its aftershock sequence, J. Geophys. Res., 71, 5283-5295, 1966a. Stauder, W., and G. A. Bollinger, The S wave project for focal mechanism studies: Earthquakes of 1963, Bull. Seismol. Soc. Am., 56, 1363-1371, 1966b. Stauder, W., and A. Udias, S-wave studies of earthquake of the North Pacific, Part II: Aleutian Islands, Bull. Seismol. Soc. Am., 53, 59-77, 1963. Sykes, L. R., and M. L. Sbar, Focal mechanism solutions of intraplate earthquakes and stresses in the lithosphere, in Geodynamics of Iceland and the North Atlantic Area, edited by L. Kristiansson, pp. 207-224, Reidel, Boston, 1974. Wu, F. T., and H. Kanamori, Source mechanism of February 4, 1965, Rat Island earthquake, J. Geophys. Res., 78, 6082-6092, 1973. type n=normal, r=reverse, s=strike-slip, t=thrust, b=borehole, v=volcanic, f=fault yr origin time year mo month day day hr hour min minute sec second lat latitude in decimal degrees north of equator lon longitude in decimal degrees east of Greenwich depth depth mb body wave magnitude Ms surface wave magnitude Ml local magnitude Mw moment magnitude trend_P P-axis trend cw from north plunge_P P-axis plunge from horizontal trend_T T-Axis trend plunge_T T-axis plunge trend_B B-axis trend plunge_B B-axis plunge max_horiz_comp direction of P-axis, slip vector or infered stress direction cw from North quality quality of indicator reference reference found in enclosed list