There are currently a total of 74510 records in Geosam!
There are 38579 sites that have chip samples! (Total footage: 9962954')
Total number of samples: 1435490
There are 1705 sites that have core samples! (Total footage: ~465043.58')
There are 21934 sites that have only a drillers log - no samples
Average well depth for 67477 drilled holes: 245'
There are 3493 exposures (outcrop, quarry face or pit, and roadcut) catalogued! (Total footage: ~71938.07')
There is a total of 16651062.1 feet (3154 miles) of data information available.
There are 21921 scanned striplogs online!
There are 51361 pdfs of the drillers logs online!
Records received this year (2012): 327 (Total footage: 64106')
Total footage Chip samples (97 wells) cut: 1867'
Total footage Chip samples uncut: 1132'
Number of wells drilled in the 2010s: 1851
Number of wells drilled in the 2000s: 14103
Number of wells drilled in the 1990s: 12208
Number of wells drilled in the 1980s: 5138
Number of wells drilled in the 1970s: 6012
Number of wells drilled in the 1960s: 10970
Number of wells drilled in the 1950s: 7868
Number of wells drilled in the 1940s: 3091
Number of wells drilled in the 1930s: 967
Number of wells drilled in the 1920s: 293
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 135 oil tests on file!
| Well type (with chip samples) |
Studied (count / footage) |
Unstudied (count / footage) |
|
| Bridge sounding | 0 / | 0 / | |
| Commercial | 499 / 289997 | 388 / 128641 | |
| Drainage | 0 / | 0 / | |
| Exploration (Other) | 1354 / 265656 | 792 / 232498 | |
| Gas storage | 255 / 269614 | 282 / 455507 | |
| Geotechnical | 0 / | 0 / | |
| Heat pump | 7 / 2556 | 100 / 29632 | |
| Irrigation | 34 / 11550 | 291 / 49021 | |
| Livestock | 116 / 39459 | 1169 / 302377 | |
| Mineral Exploration | 2 / 452 | 123 / 9019 | |
| Monitor | 37 / 8031 | 50 / 3232 | |
| Municipal | 1166 / 799224 | 631 / 191943.5 | |
| Oil Exploration | 115 / 225759 | 6 / 8015 | |
| Other | 1520 / 333860 | 1268 / 303871 | |
| Private | 10413 / 2356691 | 14250 / 3098649 | |
| Public access | 611 / 275574 | 507 / 160994.5 | |
| Rural Water District | 11 / 1844 | 101 / 7388 | |
| Stratigraphic | 1 / 264 | 4 / 2567 | |
| Structure | 0 / | 4 / 10841 | |
| Subdivision | 33 / 12355 | 57 / 18706 | |
| Test (water only) | 1196 / 144082 | 1423 / 141075 | |
| Unknown | 1691 / 327046 | 818 / 184950 |
Total footage of 38,579 wells with chip samples: 9,962,954
Total studied footage of 17,604 wells with chips: 5,007,531 (50%)
Total unstudied footage of 20,975 wells with chips samples: 4,955,423 (50%)