| 1 | 0.00 | 8.00 | EXCAVATION, NO RECORD | |
| 2 | 8.00 | 33.00 | BASALT, GRAY, MEDIUM HARD | |
| 3 | 33.00 | 36.00 | CINDERS, SOFT, RED, DECAYED | |
| 4 | 36.00 | 41.00 | LAVA, GRAY, MEDIUM HARD | |
| 5 | 41.00 | 46.00 | CINDERS, RED AND POROUS ROCK | |
| 6 | 46.00 | 50.00 | BASALT, GRAY, HARD | |
| 7 | 50.00 | 56.00 | BASALT, POROUS BROWN | |
| 8 | 56.00 | 64.00 | BASALT, GRAY, MEDIUM HARD | |
| 9 | 64.00 | 75.00 | BASALT, GRAY, SOFT | |
| 10 | 75.00 | 82.00 | CINDERS, BROWN AND GRAY | |
| 11 | 82.00 | 94.00 | BASALT, GRAY MEDIUM HARD | |
| 12 | 94.00 | 106.00 | LAVA, POROUS | |
| 13 | 106.00 | 123.00 | LAVA, BROWN, SOFT, CREVICES | |
| 14 | 123.00 | 141.00 | LAVA, POROUS, MEDIUM SOFT | |
| 15 | 141.00 | 143.00 | CINDERS, GRAY | |
| 16 | 143.00 | 198.00 | BASALT, GRAY | |
| 17 | 198.00 | 229.00 | BASALT, GRAY, SOFT | |
| 18 | 229.00 | 236.00 | GRAY AND RED LAVA | |
| 19 | 236.00 | 269.00 | CINDERS, RED | |
| 20 | 269.00 | 276.00 | CINDERS AND CARVING SAND | |
| 21 | 276.00 | 367.00 | LAVA, GRAY, SOFT | |
| 22 | 367.00 | 393.00 | CUTTINGS LOST, NO RECORD | |
| 23 | 393.00 | 400.00 | LAVA GRAY, MEDIUM HARD | |
