Sample ID Analytical age* (14C yrs BP) Calibrated age (cal yr BP)§ Description of material submitted Weight (mg) Lat, Long (degrees) Accession number* δ13C
17IP-26-1 >Modern Picea needle fragment picked from bulk terrace (T8) sediment. 3 58.3906030, -137.079393 OS-141067 -29.13
17IP-33-1B-29 145±20 280-0 Sub-sample of ring 29 from buried growth-position stump #33 exposed in bank of slough. 338 58.402769, -137.074507 OS-138134 -25.03
17IP-33-1B 165±15 290-0 Sub-sample of rings 7–9 from buried growth-position stump #33 exposed in bank of slough. 395 58.402769, -137.074507 OS-134752 -26
17IP-5-S1 1,070±20 400-30# Marine bivalve shell from pit on Terrace A 1249 58.391818, -137.078674 OS-134715 -0.12
17IP-33-1B-79A 310±20 450-300 Sub-sample of ring 79 from buried growth-position stump #33 exposed in bank of slough. 120 58.402769, -137.074507 OS-138520 -25.78
17IP-33-1B-79B 260±20 420-160 Sub-sample of ring 79 from buried growth-position stump #33 exposed in bank of slough. (Replicate analysis of sample 17IP-33-1B-79A) 120 58.402769, -137.074507 OS-138135 -25.61
17IP-33-1B-79C** 285±15 430-300 Combined result of replicate analyses of 17IP-33-1B-79A and 17IP-33-1B-79B. NA NA NA NA
17IP-34-6B 705±20 680-570 Sub-sample of ring 16 from formerly buried growth-position stump #34 now exposed in slough. 342 58.402934, -137.074099 OS-134759 -24.75
17IP-34-6B-26 755±35 730-660 Sub-sample of ring 26 from formerly buried growth-position stump #34 now exposed in slough. 173 58.402934, -137.074099 OS-138136 -23.17
17IP-16-4A 1,210±25 1240-1060 Conifer needles from ponded sediment overlying lower terrace gravels, Kaknau Cliff section. 16 58.415083, -137.094194 OS-138141 -26.35