| 12-10 Water Conservancy Facilities and Area with Flood Prevention | ||||||
| Measures and Improved Area of Saline-Alkaline Land by Region (2001) | ||||||
| Number of | Capacity of | Area with | Improved Area | Area of | ||
| Region | Reservoirs | Reservoirs | Flood Prevention | of Saline-alkaline | Soil Erosion | |
| Measures | Land | under Control | ||||
| (100 million cu.m) | (10 000 hectares) | (10 000 hectares) | (10 000 hectares) | |||
| National Total | 85136 | 5281339.9 | 2102.11 | 575.05 | 8153.93 | |
| Beijing | 109 | 93185.9 | 14.97 | 4.08 | 56.56 | |
| Tianjin | 123 | 27222.0 | 40.39 | 21.23 | 2.91 | |
| Hebei | 1107 | 158348.0 | 163.90 | 82.44 | 548.56 | |
| Shanxi | 745 | 53191.4 | 8.94 | 21.13 | 399.29 | |
| Inner Mongolia | 461 | 75853.0 | 27.50 | 30.36 | 708.78 | |
| Liaoning | 916 | 303735.2 | 98.90 | 24.84 | 493.12 | |
| Jilin | 1311 | 308039.5 | 100.30 | 8.07 | 301.88 | |
| Heilongjiang | 610 | 84231.0 | 315.69 | 19.67 | 343.38 | |
| Shanghai | 6.46 | 2.86 | ||||
| Jiangsu | 914 | 189005.9 | 280.26 | 68.65 | 78.22 | |
| Zhejiang | 3862 | 354119.4 | 47.21 | 0.22 | 207.77 | |
| Anhui | 4839 | 194703.3 | 216.02 | 10.32 | 180.38 | |
| Fujian | 2728 | 84422.2 | 11.79 | 3.71 | 95.99 | |
| Jiangxi | 9602 | 279267.2 | 34.05 | 293.13 | ||
| Shandong | 5568 | 191200.0 | 256.14 | 92.22 | 345.47 | |
| Henan | 2352 | 396045.4 | 185.37 | 68.20 | 389.18 | |
| Hubei | 5835 | 550231.9 | 120.88 | 4.35 | 396.75 | |
| Hunan | 13298 | 365601.6 | 45.65 | 222.96 | ||
| Guangdong | 6591 | 387603.5 | 50.01 | 122.60 | ||
| Guangxi | 4375 | 229447.8 | 20.12 | 11.90 | 115.84 | |
| Hainan | 1008 | 93865.3 | 0.99 | 2.47 | ||
| Chongqing | 2740 | 39010.6 | 1.42 | 153.28 | ||
| Sichuan | 6658 | 98292.6 | 8.61 | 0.05 | 420.24 | |
| Guizhou | 1927 | 73106.1 | 4.60 | 212.07 | ||
| Yunnan | 5233 | 92868.2 | 21.82 | 0.50 | 328.06 | |
| Tibet | 47 | 10242.6 | 1.92 | 10.78 | ||
| Shaanxi | 1053 | 66306.3 | 13.22 | 6.40 | 846.39 | |
| Gansu | 289 | 86938.4 | 1.24 | 6.26 | 677.43 | |
| Qinghai | 149 | 299747.0 | 0.99 | 65.89 | ||
| Ningxia | 198 | 18483.3 | 6.16 | 126.00 | ||
| Xinjiang | 488 | 77025.3 | 3.64 | 80.35 | 8.42 | |