| 1 | •Number of watersheds in core area•Watershed area ratio of core area | •CM=0.001 - Number of watersheds: 4 - Watershed area ratio: 0.27 |
| •CM=1 - Number of watersheds: 7 - Watershed area ratio: 0.24 |
| 2 | •Number of watersheds close to the core area | •CM=0.1 - Upstream watershed 2 - Downstream watershed 1 |
| •CM=1 - Upstream watershed 5 - Downstream watershed 2 |
| 3 | •Adjacent to the conservation area | •CM= 0.001 - Wildlife reserve(upstrean) - Migratory bird sanctuary(downstream) |
| •CM= 0.01 - Wildlife reserve(upstrean) |
| •CM= 1 - Wildlife reserve(upstrean) - Migratory bird sanctuary(downstream) |
| 4 | •Places with many wild animals in the watershed(adjacent mountains and rivers) | •CM=0.0001, CM=0.001 - Hanriver,Cheonggyecheon stream |
| •CM=0.1, CM=1 - Mt. Dobogsan, Mt.Suraksan - Mt. Choansan, Hanriver - Cheonggyecheon, Banghakcheon stream |