There are currently a total of 76195 records in Geosam!
There are 39025 sites that have chip samples! (Total footage: 10085985.1')
Total number of samples: 1456486
There are 1740 sites that have core samples! (Total footage: ~468196.7')
There are 23148 sites that have only a drillers log - no samples
Average well depth for 69230 drilled holes: 244'
There are 3499 exposures (outcrop, quarry face or pit, and roadcut) catalogued! (Total footage: ~72254.07')
There is a total of 17017333.17 feet (3223 miles) of data information available.
There are 22016 scanned striplogs online!
There are 55248 pdfs of the drillers logs online!
Records received this year (2013): 606 (Total footage: 128228')
Total footage received Core: 1155'
Total footage Chip samples (314 wells) cut: 30122'
Total footage Chip samples uncut: 6894'
Number of wells drilled in the 2010s: 3197
Number of wells drilled in the 2000s: 14211
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: 10979
Number of wells drilled in the 1950s: 7947
Number of wells drilled in the 1940s: 3168
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 | 514 / 299343 | 373 / 119298 | |
| Drainage | 0 / | 0 / | |
| Exploration (Other) | 1360 / 273875.6 | 786 / 224469 | |
| Gas storage | 271 / 289812 | 266 / 435310 | |
| Geotechnical | 0 / | 0 / | |
| Heat pump | 11 / 4291 | 111 / 33239 | |
| Irrigation | 37 / 12663 | 306 / 54258 | |
| Livestock | 128 / 43436 | 1176 / 304085 | |
| Mineral Exploration | 2 / 452 | 123 / 9019 | |
| Monitor | 37 / 8031 | 51 / 3282 | |
| Municipal | 1174 / 803493 | 634 / 194471.5 | |
| Oil Exploration | 116 / 226330 | 5 / 7444 | |
| Other | 1528 / 342943.6 | 1260 / 294978 | |
| Private | 10465 / 2373859 | 14357 / 3120701 | |
| Public access | 622 / 284061 | 505 / 155173.5 | |
| Rural Water District | 12 / 2284 | 100 / 6948 | |
| Stratigraphic | 1 / 264 | 4 / 2567 | |
| Structure | 2 / 6032 | 2 / 4809 | |
| Subdivision | 37 / 16500 | 53 / 14561 | |
| Test (water only) | 1194 / 143992 | 1434 / 143266 | |
| Unknown | 1693 / 327576 | 816 / 185219 |
Total footage of 39,025 wells with chip samples: 10,085,985
Total studied footage of 17,734 wells with chips: 5,084,213 (50%)
Total unstudied footage of 21,100 wells with chips samples: 4,954,036 (49%)