Table 1.
Area and percentage area of different land-use activities in the TSWA.
| Land-use activities | Bei-Shih Creek | Nan-Shih Creek | Sin-Dian Creek | Total | ||||
|---|---|---|---|---|---|---|---|---|
| Basin | Basin | Basin | ||||||
| Area | Area | Area | Area | Area | Area | Area | Area | |
| (km2) | (%) | (km2) | (%) | (km2) | (%) | (km2) | (%) | |
| Built-up area | 4.38 | 1.4 | 1.75 | 0.5 | 4.13 | 9.1 | 10.26 | 1.5 |
| Forest | 277.14 | 87.5 | 328.65 | 98.0 | 33.66 | 74.6 | 639.45 | 91.7 |
| Farmland | 18.84 | 5.9 | 1.44 | 0.4 | 5.77 | 12.8 | 26.05 | 3.7 |
| Non-irrigated farmland without vegetative cover | 4.24 | 1.3 | 1.02 | 0.3 | 0.12 | 0.3 | 5.38 | 0.8 |
| Water area | 12.39 | 3.9 | 2.58 | 0.8 | 1.46 | 3.2 | 16.43 | 2.3 |
| Total | 316.9 | 100 | 335.44 | 100.0 | 45.14 | 100 | 697.57 | 100.0 |