DanvilleCoalMember_Depth_2011 (20)
| Less than 25 feet |
| 25 to 50 feet |
| 50 to 75 feet |
| 75 to 100 feet |
| 100 to 125 feet |
| 125 to 150 feet |
| 150 to 175 feet |
| 175 to 200 feet |
| 200 to 225 feet |
| 225 to 250 feet |
| 250 to 275 feet |
| 275 to 300 feet |
| 300 to 325 feet |
| 325 to 350 feet |
| 350 to 375 feet |
| 375 to 400 feet |
| 400 to 425 feet |
| 425 to 450 feet |
| 450 to 475 feet |
| 475 to 500 feet |
| 500 to 525 feet |
| 525 to 550 feet |
| 550 to 575 feet |
| 575 to 600 feet |
| 600 to 625 feet |
| 625 to 650 feet |
| 650 to 675 feet |
| 675 to 700 feet |
| 700 to 725 feet |
| 725 to 750 feet |
| 750 to 775 feet |
| 775 to 800 feet |
| 800 to 825 feet |
| 825 to 850 feet |
| 850 to 875 feet |
| 875 to 900 feet |
| 900 to 925 feet |
|