ColchesterCoalMember_Depth_2014 (12)
| 0 to 50 feet |
| 50 to 100 feet |
| 100 to 150 feet |
| 150 to 200 feet |
| 200 to 250 feet |
| 250 to 300 feet |
| 300 to 350 feet |
| 350 to 400 feet |
| 400 to 450 feet |
| 450 to 500 feet |
| 500 to 550 feet |
| 550 to 600 feet |
| 600 to 650 feet |
| 650 to 700 feet |
| 700 to 750 feet |
| 750 to 800 feet |
| 800 to 850 feet |
| 850 to 900 feet |
| 900 to 950 feet |
| 950 to 1,000 feet |
| 1,000 to 1,050 feet |
| 1,050 to 1,100 feet |
| 1,100 to 1,150 feet |
| 1,150 to 1,200 feet |
| 1,200 to 1,250 feet |
| No coal |
|