Geosam database statistics

There are currently a total of 76049 records in Geosam!

There are 38902 sites that have chip samples! (Total footage: 10045549.1')
Total number of samples: 1447882

There are 1734 sites that have core samples! (Total footage: ~467693.9')

There are 23132 sites that have only a drillers log - no samples

Average well depth for 69090 drilled holes: 244'

There are 3497 exposures (outcrop, quarry face or pit, and roadcut) catalogued! (Total footage: ~72211.07')

There is a total of 16977566.37 feet (3215 miles) of data information available.

There are 21997 scanned striplogs online!
There are 55122 pdfs of the drillers logs online!

Records received this year (2013): 458 (Total footage: 89601')
    Total footage received Core: 658'
    Total footage Chip samples (150 wells) cut: 5432'
    Total footage Chip samples uncut: 4232'

Number of wells drilled in the 2010s: 3055
Number of wells drilled in the 2000s: 14213
Number of wells drilled in the 1990s: 12239
Number of wells drilled in the 1980s: 5353
Number of wells drilled in the 1970s: 6041
Number of wells drilled in the 1960s: 10977
Number of wells drilled in the 1950s: 7947
Number of wells drilled in the 1940s: 3175
Number of wells drilled in the 1930s: 994
Number of wells drilled in the 1920s: 339
Number of wells drilled in the 1910s: 230
Number of wells drilled in the 1900s: 142
Number of wells drilled in the 1800s: 96

There are 137 oil tests on file!

  Well type
(with chip samples)
Studied
(count / footage)
Unstudied
(count / footage)
  Bridge sounding 0 / 0 /
  Commercial 506 / 295063 381 / 123578
  Drainage 0 / 0 /
  Exploration (Other) 1357 / 270171.6 789 / 228173
  Gas storage 270 / 289137 267 / 435985
  Geotechnical 0 / 0 /
  Heat pump 11 / 4291 111 / 33239
  Irrigation 37 / 12663 304 / 51898
  Livestock 128 / 43436 1165 / 301630
  Mineral Exploration 2 / 452 123 / 9019
  Monitor 37 / 8031 51 / 3282
  Municipal 1171 / 801193 634 / 194472.5
  Oil Exploration 116 / 226330 5 / 7444
  Other 1524 / 338795.6 1264 / 299126
  Private 10464 / 2372915 14329 / 3114466
  Public access 617 / 281460 508 / 157374.5
  Rural Water District 12 / 2284 100 / 6948
  Stratigraphic 1 / 264 4 / 2567
  Structure 1 / 2992 3 / 7849
  Subdivision 34 / 14805 56 / 16256
  Test (water only) 1194 / 143992 1433 / 142806
  Unknown 1693 / 327576 816 / 185219

Total footage of 38,902 wells with chip samples: 10,045,549
Total studied footage of 17,711 wells with chips: 5,068,707 (50%)
Total unstudied footage of 21,076 wells with chips samples: 4,954,143 (49%)