33.9 22 6 3 T 2 25.7 16.5 7.5 2 1 Hasil Penelitian dan Pembahasan

Tabel 21. Tingkat Bahaya Longsor DAS Grindulu Hulu NO SL_ID Satuan Lahan Parameter Jumlah Kelas Kemiringan Lereng Curah Hujan mmhari Penggunaan Lahan Kedalaman Pelapukan cm Solum Tanah cm Permeabilitas cmjam Tekstur Tanah H B S H B S H B S H B S H B S H B S H B S 1 Tomw-V-Li-Kb 5

5.5 27.5

2 1 2 4

1.5 6

1 0.7

0.7 2

0.5 1

1 0.3

0.3 4

0.5 2

39.5 T

2 Tomw-V-KLaCKmr Li-Tg 5 5.5

27.5 2

1 2 4 1.5 6 5

0.7 3.5

4 0.5 2 1 0.3 0.3 4 0.5 2 43.3 ST 3 Tomw-V-KLaCKmr Li-Sw 5

5.5 27.5

2 1 2 5

1.5 7.5

5 0.7

3.5 4

0.5 2

1 0.3

0.3 4

0.5 2

44.8 ST

4 Tomw-V-KLaCKmr Li-Pmk 5 5.5

27.5 2

1 2 3 1.5

4.5 5

0.7 3.5

4 0.5 2 1 0.3 0.3 4 0.5 2 41.8 T 5 Tomw-IV-Li-Tg 4

5.5 22

2 1 2 4

1.5 6

1 0.7

0.7 1

0.5 0.5 1 0.3

0.3 5

0.5 2.5

34 S 6 Tomw-IV-Li-Sw 4 5.5 22 2 1 2 5 1.5

7.5 1

0.7 0.7 1 0.5

0.5 1

0.3 0.3 5 0.5

2.5 35.5

T 7 Tomw-IV-Li-Pmk 4

5.5 22

2 1 2 3

1.5 4.5

1 0.7

0.7 1

0.5 0.5 1 0.3

0.3 4

0.5 2

32 S 8 Tomw-IV-Li-Kb 4 5.5 22 2 1 2 4 1.5 6 1 0.7 0.7 1 0.5

0.5 1

0.3 0.3 4 0.5 2 33.5 S 9 Tomw-IV-KLaCKmr Li-Tg 4

5.5 22

2 1 2 4

1.5 6

5 0.7

3.5 4

0.5 2

5 0.3

1.5 5

0.5 2.5

39.5 T

10 Tomw-IV-KLaCKmr Li-Sw 4 5.5 22 2 1 2 5 1.5

7.5 5

0.7 3.5

4 0.5 2 1 0.3 0.3 5 0.5

2.5 39.8

T 11 Tomw-IV-KLaCKmr Li-Sm 4

5.5 22

2 1 2 3

1.5 4.5

4 0.7

2.8 3

0.5 1.5

1 0.3

0.3 5

0.5 2.5

35.6 T

12 Tomw-IV-KLaCKmr Li-Pmk 4 5.5 22 2 1 2 3 1.5

4.5 3

0.7 2.1

3 0.5

1.5 1

0.3 0.3 3 0.5

1.5 33.9

S 13 Tomw-IV-KLaCKmr Li-Kb 4

5.5 22

2 1 2 4

1.5 6

3 0.7

2.1 3

0.5 1.5

1 0.3

0.3 4

0.5 2

35.9 T

14 Tomw-III-Li-Tg 3 5.5

16.5 2

1 2 2 1.5 3 1 0.7 0.7 1 0.5

0.5 5

0.3 1.5

3 0.5

1.5 25.7

R 15 Tomw-III-Li-Sw 3

5.5 16.5

2 1 2 5

1.5 7.5

1 0.7

0.7 1

0.5 0.5 1 0.3

0.3 3

0.5 1.5

29 S 16 Tomw-V-Li-Pmk 5 5.5

27.5 2

1 2 3 1.5

4.5 1

0.7 0.7 2 0.5 1 1 0.3 0.3 3 0.5

1.5 37.5