| 1 | 0.00 | 11.00 | BROWN CLAY | |
| 2 | 11.00 | 50.00 | BLACK BASALT, OCC. INTERBED (WATER BEARING) | |
| 3 | 50.00 | 95.00 | GRAY-BLACK BASALT, OCC. GRAY-BROWN | 44.00 |
| 4 | 95.00 | 115.00 | GRAY-BROWN BASALT, VERY BRKN. CALCITE DEPOSITS | 44.00 |
| 5 | 115.00 | 210.00 | GRAY-BROWN, GRAY-BLACK SCORIA & LAVA, OCC. BASALT STREAKS | 44.00 |
| 6 | 210.00 | 285.00 | GRAY-BLACK BASALT, OCC. VERY BROKEN | 44.00 |