![]() |
| TABLE� 8 | ||||||||||||||
| NUMBER OF CONSTRUCTION SAND AND GRAVEL OPERATIONS AND PROCESSING PLANTS | ||||||||||||||
| IN THE UNITED STATES IN 2007, BY GEOGRAPHIC DIVISION� | ||||||||||||||
| Mining operations on land | ||||||||||||||
| Stationary� | No plants or | Dredging | Total active | |||||||||||
| Region/division | Stationary� | Portable� | and portable | unspecified | operations | operations | ||||||||
| Northeast: | ||||||||||||||
| New England | 208 | 216 | 44 | 38 | 1 | 507 | ||||||||
| Middle Atlantic | 195 | 198 | 42 | 39 | 35 | 509 | ||||||||
| Midwest: | ||||||||||||||
| East North Central | 531 | 406 | 83 | 94 | 110 | 1,224 | ||||||||
| West North Central | 288 | 446 | 30 | 71 | 221 | 1,056 | ||||||||
| South: | ||||||||||||||
| South Atlantic | 135 | 49 | 16 | 53 | 110 | 363 | ||||||||
| East South Central | 137 | 27 | 5 | 14 | 54 | 237 | ||||||||
| West South Central | 286 | 95 | 29 | 49 | 113 | 572 | ||||||||
| West: | ||||||||||||||
| Mountain | 536 | 647 | 99 | 133 | 18 | 1,433 | ||||||||
| Pacific1� | 407 | 211 | 72 | 54 | 23 | 767 | ||||||||
| Total� | 2,723 | 2,295 | 420 | 545 | 685 | 6,668 | ||||||||
| 1An undetermined number of operations leased from the Bureau of Land Management in Alaska are counted | ||||||||||||||
| as one operation. | ||||||||||||||
Source: United States Geological Survey Mineral Resources Program