Publication Sample-type Sample-ID Group-ID Sample Lat(DD) Long(DD) Elev(masl) Thickn(cm) Density(g/cm3) Shield 10Be-conc(at/g) 10Be-unc(at/g) 10Be-std 26Al-conc(at/g) 26Al-unc(at/g) 26Al-std Sampl-year Publ-10-age(yr) Publ-10-unc(yr) Publ-26-age(yr) Publ-26-unc(yr) 10Be-age(yr) 10-ext-unc(yr) 10-int-unc(yr) 26Al-age(yr) 26-ext-unc(yr) 26-int-unc(yr) Extra-publ Schildgen (2000) boulder Schi2000-1 Schi2000-A 99-t76 40.003 -105.558 2980 5 2.7 1 820000 20000 KNSTD 4966000 235000 KNSTD 1999 16800 3400 16900 3500 21305 1419 522 21319 1973 1019 - Schildgen (2000) boulder Schi2000-2 Schi2000-B 99-t75 40.004 -105.534 2770 3 2.7 0.999 4290000 100000 KNSTD 25884000 1224000 KNSTD 1999 99500 20500 102900 22300 122559 8322 2946 124706 12149 6274 - Schildgen (2000) boulder Schi2000-3 Schi2000-C 99-t74 39.950 -105.525 2650 1 2.7 0.999 0 0 0 4323000 2070000 KNSTD 1999 - - 17500 3600 - - - 22201 10891 10747 - Schildgen (2000) boulder Schi2000-4 Schi2000-D 99-t68 39.947 -105.523 2500 1 2.7 1 4590000 120000 KNSTD 26125000 1260000 KNSTD 1999 124300 25800 119400 26100 156401 10882 4253 150438 14926 7820 - Schildgen (2000) boulder Schi2000-5 Schi2000-E DC-91-2 39.072 -106.293 2850 1 2.7 0.999 730000 20000 KNSTD 4250000 220000 KNSTD 1991 16000 600 15300 3200 20780 1408 572 20065 1904 1049 - Schildgen (2000) boulder Schi2000-6 Schi2000-F DC-91-3 39.067 -106.291 2810 1 2.7 0.999 700000 30000 KNSTD 0 0 0 1991 15900 600 - - 20504 1546 883 - - - - Reference: Schildgen TF, 2000. Fire and ice: the geomorphic history of Middle Boulder Creek as determined by isotopic dating techniques, Colorado Front Range. Bs thesis, Williams College. Data comments: Latitudes and longitudes based on map figures and Google Earth. Sample thickness back-calculated based on thickness correction in Appendix B. Topographic shielding factors calculated from SRTM 30 m dem based on Codilean (2006) and Li (2013). 10Be standard assumed to be KNSTD. 26Al standard assumed to be KNSTD. Sampling year based on sample names. Group ID based on sample location and geomorphology (six separate groups). Two samples grouped with Schweinsberg et al. (2020) samples. expage.github.io - data from expage-202306