Crustal Thickness and Elevation Data for Iceland
latitude | longitude | depth to Moho, km below m.s.l. | depth error1, km | elevation, m above m.s.l. | elevation error1, m | Reference2 | |
64.37 | -21.85 | 24 | 2 | 116 | 50 | A | |
63.83 | -20.45 | 20 | 2 | 24 | 50 | A | |
64.10 | -21.15 | 22 | 2 | 230 | 50 | A | |
64.90 | -16.90 | 35 | 5 | 830 | 50 | B | |
64.05 | -20.17 | 30 | 2 | 152 | 50 | C | |
65.25 | -16.25 | 35 | 2 | 593 | 50 | C | |
65.05 | -14.50 | 35 | 2 | 499 | 50 | D | |
65.60 | -16.15 | 25 | 2 | 437 | 50 | D | |
65.88 | -17.35 | 25 | 2 | 179 | 50 | D | |
65.50 | -17.45 | 25 | 2 | 450 | 50 | E | |
65.30 | -17.25 | 31 | 2 | 453 | 50 | E | |
64.30 | -19.50 | 30 | 5 | 588 | 50 | F | |
63.94 | -22.50 | 11 | 2 | 4 | 50 | G | |
65.75 | -23.00 | 30 | 5 | 338 | 50 | H | |
64.00 | -21.00 | 18 | 2 | 121 | 50 | I | |
65.60 | -19.5 | 25 | 2 | 188 | 50 | J | |
64.75 | -17.5 | 39 | 2 | 1186 | 50 | J |
1Moho depth estimates based on crustal structure determined by tomographic inversion inversion are taken to have a nominal error of 2 km. Other estimates are taken to heav 5 km error. The 50 m elevation error reflects topographic roughness.
2References: A) Bjarnason et al. (1993); B) Menke et al.'s (1998) reinterpretation of Gebrande et al. (1980); C) Menke et al. (1996); D) Staples et al. (1997); E) Menke et al. (1998); F) Unpublished Bardarbunga earthquake of 22 June 1993 observed on SIL array with a Pg-Pn crossover distance of 160 km; G) Weir et al. (1998); H) Holbrook, personal communication (1998); I) Weir et al. (1998); and J) Darbyshire et al. (1998).
Note. When a straight line is fit to these 17 data, it has a slope of 35.54 +/- 6.4 (1 sigma) meters per kilometer and an intercept of -585.48 +/- 178 (1 sigma) meters.