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| TABLE 5 | ||||||||||||||||||||||||
| CLINKER CAPACITY AND PRODUCTION IN THE UNITED STATES IN 2006,� BY DISTRICT1 | ||||||||||||||||||||||||
| Daily | Average | Apparent annual | Yearend | |||||||||||||||||||||
| Active plants2 | capacity3, 4 | days of | capacity4, 5 | Production | Percentage | stocks6 | ||||||||||||||||||
| Process used | Number | (thousand | routine | (thousand | (thousand | of capacity | (thousand | |||||||||||||||||
| District | Wet | Dry | Both | Total | of kilns4 | metric tons) | maintenance4 | metric tons) | metric tons) | utilized | metric tons) | |||||||||||||
| Maine and New York | 2 | 2 | -- | 4 | 5 | 10.9 | 31.7 | 3,650 | 7 | 3,094 | 84.9 | 7 | 98 | 7 | ||||||||||
| Pennsylvania, eastern | 2 | 4 | -- | 6 | 10 | 14.6 | 32.0 | 7 | 4,760 | 7 | 4,132 | 86.9 | 7 | 186 | ||||||||||
| Pennsylvania, western | 2 | 1 | -- | 3 | 7 | 5.2 | 20.1 | 7 | 1,800 | 7 | 1,584 | 88.1 | 7 | 50 | ||||||||||
| Illinois | -- | 4 | -- | 4 | 8 | 10.0 | 11.3 | 3,484 | 2,575 | 73.9 | 82 | |||||||||||||
| Indiana | 1 | 3 | 8 | -- | 4 | 8 | 10.3 | 21.5 | 3,507 | 3,101 | 88.4 | 131 | ||||||||||||
| Michigan | 1 | 2 | -- | 3 | 8 | 14.1 | 25.6 | 4,747 | 4,119 | 86.8 | 380 | |||||||||||||
| Ohio | 1 | 1 | -- | 2 | 3 | 3.4 | 20.2 | 1,159 | 1,049 | 90.5 | 93 | |||||||||||||
| Iowa, Nebraska, South Dakota | -- | 4 | 1 | 5 | 9 | 14.0 | 17.6 | 4,841 | 4,222 | 87.2 | 235 | |||||||||||||
| Kansas | 1 | 3 | -- | 4 | 9 | 9.8 | 17.0 | 3,388 | 2,951 | 87.1 | 153 | |||||||||||||
| Missouri | 2 | 3 | -- | 5 | 6 | 16.1 | 25.8 | 5,372 | 4,757 | 88.6 | 193 | |||||||||||||
| Florida | -- | 6 | -- | 6 | 7 | 17.7 | 24.5 | 5,954 | 5,630 | 94.6 | 380 | |||||||||||||
| Georgia, Virginia, West Virginia | 1 | 2 | -- | 3 | 5 | 8.3 | 10.5 | 2,901 | 2,464 | 84.9 | 154 | |||||||||||||
| Maryland | 1 | 2 | -- | 3 | 4 | 8.1 | 20.0 | 7 | 2,754 | 2,663 | 96.7 | 7 | 130 | 7 | ||||||||||
| South Carolina | -- | 3 | -- | 3 | 3 | 12.3 | 20.7 | 4,260 | 3,525 | 82.8 | 379 | |||||||||||||
| Alabama | -- | 5 | -- | 5 | 5 | 17.0 | 22.4 | 5,833 | 5,186 | 88.9 | 219 | |||||||||||||
| Kentucky, Mississippi, Tennessee | 1 | 3 | -- | 4 | 4 | 10.5 | 17.4 | 3,669 | 3,280 | 89.4 | 168 | |||||||||||||
| Arkansas and Oklahoma | 2 | 2 | -- | 4 | 10 | 8.0 | 24.5 | 7 | 2,730 | 7 | 2,575 | 94.4 | 7 | 137 | ||||||||||
| Texas, northern | 2 | 3 | 1 | 6 | 16 | 22.4 | 15.0 | 7,753 | 6,389 | 82.4 | 442 | |||||||||||||
| Texas, southern | -- | 4 | 1 | 5 | 6 | 13.8 | 15.3 | 7 | 4,810 | 7 | 4,411 | 91.7 | 7 | 332 | ||||||||||
| Arizona and New Mexico | -- | 3 | -- | 3 | 7 | 8.6 | 11.6 | 3,014 | 2,627 | 87.2 | 310 | |||||||||||||
| Colorado and Wyoming | -- | 3 | -- | 3 | 4 | 8.9 | 22.1 | 2,974 | 2,493 | 83.9 | 253 | |||||||||||||
| Idaho, Montana, Nevada, Utah | 3 | 3 | -- | 6 | 8 | 8.5 | 18.8 | 2,918 | 2,800 | 96.0 | 81 | |||||||||||||
| California, northern | -- | 3 | -- | 3 | 3 | 8.8 | 39.6 | 2,781 | 2,341 | 84.2 | 98 | |||||||||||||
| California, southern | -- | 8 | -- | 8 | 17 | 29.6 | 21.3 | 10,143 | 8,829 | 87.0 | 655 | |||||||||||||
| Oregon and Washington | 1 | 2 | -- | 3 | 3 | 6.2 | 30.9 | 2,055 | 1,758 | 85.5 | 34 | |||||||||||||
| Total or average9 | 23 | 79 | 3 | 105 | 175 | 296.9 | 20.6 | 7 | 101,000 | 7 | 88,555 | 87.5 | 7 | 5,370 | 7 | |||||||||
| Puerto Rico | -- | 2 | -- | 2 | 2 | 5.9 | 28.3 | 1,979 | 1,490 | 75.3 | 71 | |||||||||||||
| Grand total or average9 | 23 | 81 | 3 | 107 | 177 | 302.8 | 20.7 | 7 | 103,000 | 7 | 90,045 | 87.2 | 7 | 5,440 | 7 | |||||||||
| -- Zero. | ||||||||||||||||||||||||
| 1Even where presented unrounded, data are thought to be accurate to no more than three significant digits. | ||||||||||||||||||||||||
| 2Includes white cement plants. Includes all plants active for at least one day during the year. | ||||||||||||||||||||||||
| 3Sum of reported daily kiln capacities for each plant in district. | ||||||||||||||||||||||||
| 4Kilns active at least one day during the year. Excludes idle kilns (full year) that cannot be restarted, fully permitted, in less than 6 months. | ||||||||||||||||||||||||
| 5Sum of apparent annual kiln capacities: for each kiln, calculated as 365 days minus days reported as shut down for routine maintenance and then multiplied by� | ||||||||||||||||||||||||
| the reported (unrounded) daily capacity. | ||||||||||||||||||||||||
| 6Includes imported clinker and clinker stockpiles at grinding plants. | ||||||||||||||||||||||||
| 7Data contain estimates for nonrespondent or incompletely reporting facilities and have been rounded to no more than three significant digits. | ||||||||||||||||||||||||
| 8Includes one semidry kiln. | ||||||||||||||||||||||||
| 9Data may not add to totals shown because of independent rounding. | ||||||||||||||||||||||||
Source: United States Geological Survey Mineral Resources Program