ColchesterCoalMember_Elevation_2014 (14)
| -750 to -800 feet |
| -700 to -750 feet |
| -650 to -700 feet |
| -600 to -650 feet |
| -550 to -600 feet |
| -500 to -550 feet |
| -450 to -500 feet |
| -400 to -450 feet |
| -350 to -400 feet |
| -300 to -350 feet |
| -250 to -300 feet |
| -200 to -250 feet |
| -150 to -200 feet |
| -100 to -150 feet |
| -50 to -100 feet |
| 0 to -50 feet |
| 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 |
| No coal |
|