SURVEY SAMPLE LAT LON COLOUR NATQUA NATSUR SORDAT SORIND DESCRP PRMSEC REMRKS BEGIN_OBSTIM ORIG_DATUM DEVICE SOURCE H06506 20053 53.553793 -168.123924 Rocky 1-Jan-39 mggal AFSC H06506 20054 53.555721 -168.126612 Rocky 1-Jan-39 mggal AFSC H06506 20055 53.552794 -168.129991 Rocky 1-Jan-39 mggal AFSC H06506 20056 53.551604 -168.128968 Rocky 1-Jan-39 mggal AFSC H06506 20057 53.551795 -168.128231 Sand 1-Jan-39 mggal AFSC H06506 20058 53.552294 -168.133251 Sand 1-Jan-39 mggal AFSC H06506 20059 53.554269 -168.133989 Rocky 1-Jan-39 mggal AFSC H06506 20060 53.557743 -168.131348 Sand 1-Jan-39 mggal AFSC H06506 20061 53.557934 -168.134155 Rocky 1-Jan-39 mggal AFSC H06506 20062 53.559218 -168.133656 Sand 1-Jan-39 mggal AFSC H06506 20063 53.555007 -168.13475 Sand 1-Jan-39 mggal AFSC H06506 20064 53.549558 -168.145934 Sand 1-Jan-39 mggal AFSC H06506 20065 53.550034 -168.149598 Sand 1-Jan-39 mggal AFSC H06506 20066 53.554079 -168.136083 Sand 1-Jan-39 mggal AFSC H06506 20067 53.552175 -168.139033 Sand 1-Jan-39 mggal AFSC H06506 20068 53.550867 -168.140937 Sand 1-Jan-39 mggal AFSC H06506 20069 53.545608 -168.147314 Sand 1-Jan-39 mggal AFSC H06506 20070 53.566904 -168.13713 Sand 1-Jan-39 mggal AFSC H06506 20071 53.555792 -168.163494 Rocky 1-Jan-39 mggal AFSC H06506 20072 53.557362 -168.151811 Sand 1-Jan-39 mggal AFSC H06506 20073 53.550652 -168.154476 Sand 1-Jan-39 mggal AFSC H06506 20074 53.551176 -168.156522 Rocky 1-Jan-39 mggal AFSC H06506 20075 53.549962 -168.157379 Rocky 1-Jan-39 mggal AFSC H06506 20076 53.54863 -168.155452 Rocky 1-Jan-39 mggal AFSC H06506 20077 53.547464 -168.164303 Rocky 1-Jan-39 mggal AFSC H06506 20078 53.564025 -168.148123 Sand 1-Jan-39 mggal AFSC H06506 20079 53.545941 -168.153691 Rocky 1-Jan-39 mggal AFSC H06506 20080 53.546298 -168.150812 Sand 1-Jan-39 mggal AFSC H06506 20081 53.556887 -168.167016 Sand 1-Jan-39 mggal AFSC H06506 20082 53.551509 -168.164446 Sand 1-Jan-39 mggal AFSC H06506 20083 53.549367 -168.167016 Sand 1-Jan-39 mggal AFSC H06506 20084 53.54951 -168.155285 Sand 1-Jan-39 mggal AFSC H06506 20085 53.547607 -168.168134 Rocky 1-Jan-39 mggal AFSC H06506 20086 53.544371 -168.164089 Rocky 1-Jan-39 mggal AFSC H06506 20087 53.543585 -168.166183 Rocky 1-Jan-39 mggal AFSC H06506 20088 53.538208 -168.18153 Rocky 1-Jan-39 mggal AFSC H06506 20089 53.539897 -168.175629 Rocky 1-Jan-39 mggal AFSC H06506 20090 53.540302 -168.174773 Gravel 1-Jan-39 mggal AFSC H06506 20091 53.541444 -168.171679 Sand 1-Jan-39 mggal AFSC H06506 20092 53.542396 -168.169586 Rocky 1-Jan-39 mggal AFSC H06506 20093 53.540516 -168.171108 Rocky 1-Jan-39 mggal AFSC H06506 20094 53.544942 -168.17325 Sand 1-Jan-39 mggal AFSC H06506 20095 53.543942 -168.17858 Rocky 1-Jan-39 mggal AFSC H06506 20096 53.545037 -168.180293 Sand 1-Jan-39 mggal AFSC H06506 20097 53.545061 -168.182911 Sand 1-Jan-39 mggal AFSC H06506 20098 53.548915 -168.179698 Black Sand 1-Jan-39 mggal AFSC H06506 20099 53.547773 -168.175011 Sand 1-Jan-39 mggal AFSC H06506 20100 53.547297 -168.173726 Sand 1-Jan-39 mggal AFSC H06506 20101 53.548558 -168.1698 Sand 1-Jan-39 mggal AFSC H06506 20102 53.551461 -168.171679 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20103 53.551842 -168.168063 Coarse Gray Sand 1-Jan-39 mggal AFSC H06506 20104 53.550533 -168.173702 Sand 1-Jan-39 mggal AFSC H06506 20105 53.538779 -168.183839 Rocky 1-Jan-39 mggal AFSC H06506 20106 53.552889 -168.175939 Coarse Sand 1-Jan-39 mggal AFSC H06506 20107 53.558719 -168.176272 Sand 1-Jan-39 mggal AFSC H06506 20108 53.563977 -168.179889 Sand 1-Jan-39 mggal AFSC H06506 20109 53.575661 -168.192167 Black Gravel 1-Jan-39 mggal AFSC H06506 20110 53.556934 -168.19012 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20111 53.552342 -168.186266 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20112 53.551628 -168.194189 Sand 1-Jan-39 mggal AFSC H06506 20113 53.547107 -168.193547 Sand 1-Jan-39 mggal AFSC H06506 20114 53.547226 -168.191358 Sand 1-Jan-39 mggal AFSC H06506 20115 53.54744 -168.187289 Sand 1-Jan-39 mggal AFSC H06506 20116 53.545275 -168.18993 Rocky 1-Jan-39 mggal AFSC H06506 20117 53.545156 -168.197354 Sand 1-Jan-39 mggal AFSC H06506 20118 53.544014 -168.197996 Sand 1-Jan-39 mggal AFSC H06506 20119 53.544228 -168.192976 Rocky 1-Jan-39 mggal AFSC H06506 20120 53.543062 -168.187431 Rocky 1-Jan-39 mggal AFSC H06506 20121 53.542134 -168.186218 Sand 1-Jan-39 mggal AFSC H06506 20122 53.541087 -168.185909 Sand 1-Jan-39 mggal AFSC H06506 20123 53.539778 -168.189311 Rocky 1-Jan-39 mggal AFSC H06506 20124 53.541016 -168.189192 Gravel 1-Jan-39 mggal AFSC H06506 20125 53.541991 -168.188907 Rocky 1-Jan-39 mggal AFSC H06506 20126 53.540421 -168.190549 Rocky 1-Jan-39 mggal AFSC H06506 20127 53.540968 -168.193214 Rocky 1-Jan-39 mggal AFSC H06506 20128 53.536233 -168.19476 Rocky 1-Jan-39 mggal AFSC H06506 20129 53.538041 -168.199257 Rocky 1-Jan-39 mggal AFSC H06506 20130 53.53866 -168.18648 Sand 1-Jan-39 mggal AFSC H06506 20131 53.539421 -168.184624 Sand 1-Jan-39 mggal AFSC H06506 20132 53.540754 -168.199781 Sand 1-Jan-39 mggal AFSC H06506 20133 53.539445 -168.189573 Sand 1-Jan-39 mggal AFSC H06506 20134 53.538351 -168.189906 Rocky 1-Jan-39 mggal AFSC H06506 20135 53.534305 -168.201565 Rocky 1-Jan-39 mggal AFSC H06506 20136 53.535662 -168.201018 Rocky 1-Jan-39 mggal AFSC H06506 20137 53.535947 -168.202874 Rocky 1-Jan-39 mggal AFSC H06506 20138 53.537066 -168.204254 Rocky 1-Jan-39 mggal AFSC H06506 20139 53.538184 -168.203921 Rocky 1-Jan-39 mggal AFSC H06506 20140 53.542253 -168.201661 Sand 1-Jan-39 mggal AFSC H06506 20141 53.542015 -168.204825 Sand 1-Jan-39 mggal AFSC H06506 20142 53.540754 -168.205658 Sand 1-Jan-39 mggal AFSC H06506 20143 53.538232 -168.209132 Sand 1-Jan-39 mggal AFSC H06506 20144 53.541825 -168.208918 Sand 1-Jan-39 mggal AFSC H06506 20145 53.546584 -168.200614 Black Gravel 1-Jan-39 mggal AFSC H06506 20146 53.54763 -168.200923 Fine Sand 1-Jan-39 mggal AFSC H06506 20147 53.54487 -168.210036 Black Sand 1-Jan-39 mggal AFSC H06506 20148 53.543633 -168.217627 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20149 53.540682 -168.218317 Sand 1-Jan-39 mggal AFSC H06506 20150 53.537756 -168.218626 Rocky 1-Jan-39 mggal AFSC H06506 20151 53.533853 -168.210941 Rocky 1-Jan-39 mggal AFSC H06506 20152 53.533782 -168.214224 Rocky 1-Jan-39 mggal AFSC H06506 20153 53.533711 -168.215438 Sand 1-Jan-39 mggal AFSC H06506 20154 53.53471 -168.214248 Rocky 1-Jan-39 mggal AFSC H06506 20155 53.538017 -168.215105 Sand 1-Jan-39 mggal AFSC H06506 20156 53.534472 -168.217103 Sand 1-Jan-39 mggal AFSC H06506 20157 53.537994 -168.201542 Sand 1-Jan-39 mggal AFSC H06506 20158 53.618586 -168.202541 Green Mud 1-Jan-39 mggal AFSC H06506 20159 53.61673 -168.214534 Gray Mud 1-Jan-39 mggal AFSC H06506 20160 53.544846 -168.221529 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20161 53.544323 -168.22003 Black Gravel 1-Jan-39 mggal AFSC H06506 20162 53.540111 -168.222743 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20163 53.539778 -168.224956 Sand 1-Jan-39 mggal AFSC H06506 20164 53.539683 -168.229286 Gray Sand 1-Jan-39 mggal AFSC H06506 20165 53.542443 -168.224218 Black Sand 1-Jan-39 mggal AFSC H06506 20166 53.547892 -168.21796 Sand 1-Jan-39 mggal AFSC H06506 20167 53.537042 -168.228096 Black Sand 1-Jan-39 mggal AFSC H06506 20168 53.534877 -168.225527 Sand 1-Jan-39 mggal AFSC H06506 20169 53.536756 -168.22191 Rocky 1-Jan-39 mggal AFSC H06506 20170 53.5359 -168.221886 Sand 1-Jan-39 mggal AFSC H06506 20171 53.536042 -168.224408 Sand 1-Jan-39 mggal AFSC H06506 20172 53.535305 -168.219911 Sand 1-Jan-39 mggal AFSC H06506 20173 53.532925 -168.219626 Rocky 1-Jan-39 mggal AFSC H06506 20174 53.531593 -168.224884 Rocky 1-Jan-39 mggal AFSC H06506 20175 53.534163 -168.222291 Sand 1-Jan-39 mggal AFSC H06506 20176 53.528809 -168.228668 Rocky 1-Jan-39 mggal AFSC H06506 20177 53.528999 -168.232879 Sand 1-Jan-39 mggal AFSC H06506 20178 53.535162 -168.228572 Sand 1-Jan-39 mggal AFSC H06506 20179 53.516578 -168.244729 Rocky 1-Jan-39 mggal AFSC H06506 20180 53.516412 -168.247798 Rocky 1-Jan-39 mggal AFSC H06506 20181 53.51753 -168.245633 Rocky 1-Jan-39 mggal AFSC H06506 20182 53.513723 -168.250202 Rocky 1-Jan-39 mggal AFSC H06506 20183 53.514413 -168.25113 Rocky 1-Jan-39 mggal AFSC H06506 20184 53.518672 -168.243468 Rocky 1-Jan-39 mggal AFSC H06506 20185 53.520386 -168.238257 Sand 1-Jan-39 mggal AFSC H06506 20186 53.52148 -168.237376 Rocky 1-Jan-39 mggal AFSC H06506 20187 53.527167 -168.245633 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20188 53.530094 -168.241874 Sand 1-Jan-39 mggal AFSC H06506 20189 53.520195 -168.243063 Sand 1-Jan-39 mggal AFSC H06506 20190 53.52217 -168.242349 Rocky 1-Jan-39 mggal AFSC H06506 20191 53.518458 -168.249393 Rocky 1-Jan-39 mggal AFSC H06506 20192 53.531974 -168.246204 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20193 53.53214 -168.236686 Rocky 1-Jan-39 mggal AFSC H06506 20194 53.525906 -168.241517 Sand 1-Jan-39 mggal AFSC H06506 20195 53.527667 -168.252391 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20196 53.521504 -168.253438 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20197 53.522836 -168.259125 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20198 53.518696 -168.266049 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20199 53.520457 -168.25063 Sand 1-Jan-39 mggal AFSC H06506 20200 53.515722 -168.260362 Sand 1-Jan-39 mggal AFSC H06506 20201 53.515341 -168.257507 Rocky 1-Jan-39 mggal AFSC H06506 20202 53.516888 -168.252391 Rocky 1-Jan-39 mggal AFSC H06506 20203 53.514009 -168.255103 Rocky 1-Jan-39 mggal AFSC H06506 20204 53.514342 -168.257102 Rocky 1-Jan-39 mggal AFSC H06506 20205 53.513271 -168.256555 Sand 1-Jan-39 mggal AFSC H06506 20206 53.511225 -168.262527 Rocky 1-Jan-39 mggal AFSC H06506 20207 53.512605 -168.252391 Rocky 1-Jan-39 mggal AFSC H06506 20208 53.510892 -168.254485 Rocky 1-Jan-39 mggal AFSC H06506 20209 53.509202 -168.257126 Sand 1-Jan-39 mggal AFSC H06506 20210 53.50787 -168.259482 Sand 1-Jan-39 mggal AFSC H06506 20211 53.506609 -168.261694 Gravel 1-Jan-39 mggal AFSC H06506 20212 53.5053 -168.263955 Rocky 1-Jan-39 mggal AFSC H06506 20213 53.497543 -168.276947 Sand 1-Jan-39 mggal AFSC H06506 20214 53.498875 -168.274853 Gravel 1-Jan-39 mggal AFSC H06506 20215 53.49978 -168.273211 Rocky 1-Jan-39 mggal AFSC H06506 20216 53.501588 -168.270689 Rocky 1-Jan-39 mggal AFSC H06506 20217 53.503277 -168.267738 Rocky 1-Jan-39 mggal AFSC H06506 20218 53.503848 -168.266763 Sand 1-Jan-39 mggal AFSC H06506 20219 53.504134 -168.270142 Rocky 1-Jan-39 mggal AFSC H06506 20220 53.505681 -168.268381 Rocky 1-Jan-39 mggal AFSC H06506 20221 53.506156 -168.272235 Rocky 1-Jan-39 mggal AFSC H06506 20222 53.510939 -168.267881 Sand 1-Jan-39 mggal AFSC H06506 20223 53.508726 -168.270974 Sand 1-Jan-39 mggal AFSC H06506 20224 53.506585 -168.274567 Sand 1-Jan-39 mggal AFSC H06506 20225 53.504015 -168.272759 Sand 1-Jan-39 mggal AFSC H06506 20226 53.502873 -168.2764 Rocky 1-Jan-39 mggal AFSC H06506 20227 53.500707 -168.280016 Sand 1-Jan-39 mggal AFSC H06506 20228 53.50016 -168.278755 Rocky 1-Jan-39 mggal AFSC H06506 20229 53.501897 -168.282919 Sand 1-Jan-39 mggal AFSC H06506 20230 53.502778 -168.283823 Sand 1-Jan-39 mggal AFSC H06506 20231 53.507846 -168.28349 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20232 53.50925 -168.275329 Sand 1-Jan-39 mggal AFSC H06506 20233 53.514794 -168.272592 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20234 53.513319 -168.283181 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20235 53.504182 -168.290486 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20236 53.507798 -168.297672 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20237 53.498685 -168.29308 Rocky 1-Jan-39 mggal AFSC H06506 20238 53.498614 -168.284799 Sand 1-Jan-39 mggal AFSC H06506 20239 53.493807 -168.28863 Rocky 1-Jan-39 mggal AFSC H06506 20240 53.493617 -168.285537 Sand 1-Jan-39 mggal AFSC H06506 20241 53.495021 -168.285798 Sand 1-Jan-39 mggal AFSC H06506 20242 53.495354 -168.290534 Sand 1-Jan-39 mggal AFSC H06506 20243 53.493141 -168.290415 Rocky 1-Jan-39 mggal AFSC H06506 20244 53.491927 -168.289177 Rocky 1-Jan-39 mggal AFSC H06506 20245 53.491785 -168.292318 Sand 1-Jan-39 mggal AFSC H06506 20246 53.493902 -168.29346 Rocky 1-Jan-39 mggal AFSC H06506 20247 53.492451 -168.293865 Rocky 1-Jan-39 mggal AFSC H06506 20248 53.496401 -168.295911 Sand 1-Jan-39 mggal AFSC H06506 20249 53.494069 -168.297601 Rocky 1-Jan-39 mggal AFSC H06506 20250 53.493022 -168.298029 Rocky 1-Jan-39 mggal AFSC H06506 20251 53.492189 -168.297029 Rocky 1-Jan-39 mggal AFSC H06506 20252 53.488763 -168.29672 Sand 1-Jan-39 mggal AFSC H06506 20253 53.488358 -168.298029 Sand 1-Jan-39 mggal AFSC H06506 20254 53.484765 -168.308427 Rocky 1-Jan-39 mggal AFSC H06506 20255 53.484551 -168.312377 Rocky 1-Jan-39 mggal AFSC H06506 20256 53.482695 -168.317398 Rocky 1-Jan-39 mggal AFSC H06506 20257 53.485693 -168.316256 Rocky 1-Jan-39 mggal AFSC H06506 20258 53.488977 -168.309664 Rocky 1-Jan-39 mggal AFSC H06506 20259 53.490404 -168.303097 Rocky 1-Jan-39 mggal AFSC H06506 20260 53.49188 -168.304239 Rocky 1-Jan-39 mggal AFSC H06506 20261 53.495544 -168.305048 Sand 1-Jan-39 mggal AFSC H06506 20262 53.493807 -168.313591 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20263 53.486859 -168.306595 Rocky 1-Jan-39 mggal AFSC H06506 20264 53.488311 -168.316065 Rocky 1-Jan-39 mggal AFSC H06506 20265 53.487644 -168.31785 Sand 1-Jan-39 mggal AFSC H06506 20266 53.501517 -168.311306 Fine Gray Sand 1-Jan-39 mggal AFSC H06506 20267 53.50392 -168.310354 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20268 53.509464 -168.302597 Fine Gray Sand 1-Jan-39 mggal AFSC H06506 20269 53.513842 -168.313448 Black Gravel 1-Jan-39 mggal AFSC H06506 20270 53.500993 -168.306785 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20271 53.497281 -168.325678 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20272 53.496163 -168.317802 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20273 53.491451 -168.32456 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20274 53.488572 -168.327962 Sand 1-Jan-39 mggal AFSC H06506 20275 53.489167 -168.332912 Fine Gray Sand 1-Jan-39 mggal AFSC H06506 20276 53.489857 -168.32011 Sand 1-Jan-39 mggal AFSC H06506 20277 53.48655 -168.319349 Rocky 1-Jan-39 mggal AFSC H06506 20278 53.482481 -168.327391 Rocky 1-Jan-39 mggal AFSC H06506 20279 53.479483 -168.326939 Sand 1-Jan-39 mggal AFSC H06506 20280 53.478888 -168.328415 Rocky 1-Jan-39 mggal AFSC H06506 20281 53.469893 -168.34676 Black Sand 1-Jan-39 mggal AFSC H06506 20282 53.472987 -168.343881 Black Sand 1-Jan-39 mggal AFSC H06506 20283 53.474986 -168.343929 Black Sand 1-Jan-39 mggal AFSC H06506 20284 53.475771 -168.344666 Rocky 1-Jan-39 mggal AFSC H06506 20285 53.475676 -168.348354 Sand 1-Jan-39 mggal AFSC H06506 20286 53.475146 -168.344871 Gravel 1-Jan-39 mggal AFSC H06506 20287 53.491594 -168.34381 Black Sand 1-Jan-39 mggal AFSC H06506 20288 53.492736 -168.347117 Black Sand 1-Jan-39 mggal AFSC H06506 20289 53.481077 -168.361703 Black Sand 1-Jan-39 mggal AFSC H06506 20290 53.466348 -168.360513 Sand 1-Jan-39 mggal AFSC H06506 20291 53.462065 -168.360656 Sand 1-Jan-39 mggal AFSC H06506 20292 53.460209 -168.360513 Sand 1-Jan-39 mggal AFSC H06506 20293 53.443458 -168.379882 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20294 53.450667 -168.380572 Sand 1-Jan-39 mggal AFSC H06506 20295 53.452 -168.369651 Sand 1-Jan-39 mggal AFSC H06506 20296 53.455188 -168.375123 Rocky 1-Jan-39 mggal AFSC H06506 20297 53.461565 -168.37786 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20298 53.468371 -168.38043 Coarse Gravel 1-Jan-39 mggal AFSC H06506 20299 53.464088 -168.386664 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20300 53.456259 -168.386259 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20301 53.448716 -168.385926 Fine Black Sand 1-Jan-39 mggal AFSC H06506 20302 53.436462 -168.38645 Coarse Black Sand 1-Jan-39 mggal AFSC H06506 20303 53.429823 -168.392803 Rocky 1-Jan-39 mggal AFSC H06506 20304 53.429704 -168.395325 Rocky 1-Jan-39 mggal AFSC H06506 20305 53.429657 -168.3978 Black Sand 1-Jan-39 mggal AFSC H06506 20306 53.436224 -168.396253 Sand 1-Jan-39 mggal AFSC H06506 20307 53.406814 -168.403439 Rocky 1-Jan-39 mggal AFSC H06506 20308 53.410145 -168.412267 Rocky 1-Jan-39 mggal AFSC H06506 20309 53.411977 -168.409768 Rocky 1-Jan-39 mggal AFSC H06506 20310 53.424136 -168.405771 Rocky 1-Jan-39 mggal AFSC H06506 20311 53.425231 -168.404438 Rocky 1-Jan-39 mggal AFSC H06506 20312 53.425897 -168.405604 Rocky 1-Jan-39 mggal AFSC H06506 20313 53.428015 -168.401512 Rocky 1-Jan-39 mggal AFSC H06506 20314 53.429181 -168.401178 Sand 1-Jan-39 mggal AFSC H06506 20315 53.428967 -168.402963 Rocky 1-Jan-39 mggal AFSC H06506 20316 53.428515 -168.399537 Rocky 1-Jan-39 mggal AFSC H06506 20317 53.434035 -168.427733 Black Sand 1-Jan-39 mggal AFSC H06506 20318 53.425445 -168.433848 Sand and Black Gravel 1-Jan-39 mggal AFSC H06506 20319 53.436224 -168.438917 Fine Black Sand 1-Jan-39 mggal AFSC