Tabel 4.29 Hasil Perhitungan debit banjir Q 25tahun Hidrograf Satuan Sintetik Nakayasu
Wakt u Unit
Hidrograf Design Rainfall m m j am
Limpasan Base
Total Qt
1 2
3 4
5 6
Langsung Flow
Debit j am
m
3
dt 95.04
25.92 19.01
12.10 12.10
8.64 m
3
dt m
3
dt m
3
dt
0.00 0.000
0.00 0.00
7.78 7.78
1.00 0.003
0.26 0.00
0.26 7.78
8.04 2.00
0.014 1.37
0.07 0.00
1.44 7.78
9.22 3.00
0.038 3.62
0.37 0.05
0.00 4.04
7.78 11.83
4.00 0.076
7.21 0.99
0.27 0.03
0.00 8.51
7.78 16.29
5.00 0.130
12.33 1.97
0.72 0.17
0.03 0.00
15.22 7.78
23.01 6.00
0.201 19.09
3.36 1.44
0.46 0.17
0.02 24.55
7.78 32.34
7.00 0.291
27.64 5.21
2.47 0.92
0.46 0.12
36.81 7.78
44.60 8.00
0.401 38.08
7.54 3.82
1.57 0.92
0.33 52.25
7.78 60.04
9.00 0.532
50.52 10.39
5.53 2.43
1.57 0.66
71.09 7.78
78.87 10.00
0.684 65.05
13.78 7.62
3.52 2.43
1.12 93.51
7.78 101.30
11.00 0.860
81.77 17.74
10.10 4.85
3.52 1.74
119.72 7.78
127.50 12.00
1.060 100.76
22.30 13.01
6.43 4.85
2.51 149.86
7.78 157.65
13.00 1.285
122.10 27.48
16.35 8.28
6.43 3.46
184.11 7.78
191.90 14.00
1.535 145.87
33.30 20.15
10.41 8.28
4.59 222.61
7.78 230.39
15.00 1.811
172.14 39.78
24.42 12.82
10.41 5.91
265.49 7.78
273.28 16.00
2.115 200.98
46.95 29.17
15.54 12.82
7.43 312.90
7.78 320.69
17.00 2.446
232.46 54.81
34.43 18.57
15.54 9.16
364.97 7.78
372.75 18.00
2.806 266.64
63.40 40.20
21.91 18.57
11.10 421.81
7.78 429.59
19.00 3.194
303.58 72.72
46.49 25.58
21.91 13.26
483.54 7.78
491.33 20.00
3.613 343.35
82.80 53.33
29.59 25.58
15.65 550.29
7.78 558.07
21.00 4.062
386.01 93.64
60.72 33.94
29.59 18.27
622.16 7.78
629.94 22.00
4.541 431.60
105.27 68.67
38.64 33.94
21.13 699.25
7.78 707.04
23.00 5.053
480.19 117.71
77.20 43.70
38.64 24.24
781.68 7.78
789.46 24.00
5.596 531.83
130.96 86.32
49.13 43.70
27.60 869.54
7.78 877.33
25.00 6.172
586.58 145.05
96.04 54.93
49.13 31.21
962.93 7.78
970.72 26.00
6.781 644.47
159.98 106.37
61.12 54.93
35.09 1061.95
7.78 1069.74
27.00 7.424
705.57 175.77
117.32 67.69
61.12 39.24
1166.69 7.78
1174.48 28.00
8.101 769.92
192.43 128.89
74.66 67.69
43.65 1277.24
7.78 1285.03
29.00 8.813
837.57 209.98
141.11 82.02
74.66 48.35
1393.70 7.78
1401.48 30.00
9.560 908.57
228.43 153.98
89.80 82.02
53.33 1516.13
7.78 1523.92
31.00 10.343
982.96 247.79
167.51 97.99
89.80 58.59
1644.65 7.78
1652.43 32.00
11.162 1060.79
268.08 181.71
106.60 97.99
64.14 1779.32
7.78 1787.10
33.00 12.017
1142.09 289.31
196.59 115.64
106.60 69.99
1920.22 7.78
1928.01 34.00
12.910 1226.92
311.48 212.16
125.10 115.64
76.14 2067.45
7.78 2075.23
35.00 13.840
1315.32 334.62
228.42 135.01
125.10 82.60
2221.07 7.78
2228.85 36.75
15.560 1478.80
358.72 245.38
145.36 135.01
89.36 2452.64
7.78 2460.42
37.00 15.471
1470.38 403.31
263.06 156.15
145.36 96.44
2534.70 7.78
2542.48 38.00
15.121 1437.04
401.01 295.76
167.40 156.15
103.83 2561.20
7.78 2568.98
Universitas Sumatera Utara
39.00 14.778
1404.46 391.92
294.08 188.21
167.40 111.54
2557.61 7.78
2565.39 40.00
14.443 1372.62
383.03 287.41
187.14 188.21
119.57 2537.98
7.78 2545.77
41.00 14.115
1341.50 374.35
280.89 182.90
187.14 134.44
2501.21 7.78
2509.00 42.00
13.795 1311.08
365.86 274.52
178.75 182.90
133.67 2446.79
7.78 2454.57
43.00 13.483
1281.36 357.57
268.30 174.70
178.75 130.64
2391.31 7.78
2399.10 44.00
13.177 1252.31
349.46 262.22
170.74 174.70
127.68 2337.10
7.78 2344.88
45.00 12.878
1223.92 341.54
256.27 166.87
170.74 124.78
2284.11 7.78
2291.90 46.00
12.586 1196.17
333.80 250.46
163.08 166.87
121.95 2232.33
7.78 2240.11
47.00 12.301
1169.05 326.23
244.78 159.38
163.08 119.19
2181.71 7.78
2189.50 48.00
12.022 1142.54
318.83 239.23
155.77 159.38
116.49 2132.25
7.78 2140.04
49.00 11.749
1116.64 311.60
233.81 152.24
155.77 113.85
2083.91 7.78
2091.69 50.00
11.483 1091.32
304.54 228.51
148.79 152.24
111.27 2036.66
7.78 2044.45
51.00 11.223
1066.58 297.63
223.33 145.41
148.79 108.74
1990.49 7.78
1998.27 52.00
10.968 1042.40
290.89 218.26
142.12 145.41
106.28 1945.36
7.78 1953.14
53.00 10.720
1018.77 284.29
213.32 138.90
142.12 103.87
1901.25 7.78
1909.04 54.00
10.476 995.67
277.85 208.48
135.75 138.90
101.51 1858.15
7.78 1865.93
55.00 10.239
973.10 271.55
203.75 132.67
135.75 99.21
1816.02 7.78
1823.81 56.00
10.007 951.03
265.39 199.13
129.66 132.67
96.96 1774.85
7.78 1782.63
57.00 9.780
929.47 259.37
194.62 126.72
129.66 94.76
1734.61 7.78
1742.40 58.00
9.558 908.40
253.49 190.21
123.85 126.72
92.62 1695.28
7.78 1703.07
59.00 9.342
887.80 247.75
185.89 121.04
123.85 90.52
1656.85 7.78
1664.63 60.00
9.130 867.68
242.13 181.68
118.30 121.04
88.46 1619.28
7.78 1627.07
61.00 8.923
848.00 236.64
177.56 115.61
118.30 86.46
1582.57 7.78
1590.36 62.00
8.720 828.78
231.27 173.54
112.99 115.61
84.50 1546.69
7.78 1554.48
63.00 8.523
809.99 226.03
169.60 110.43
112.99 82.58
1511.63 7.78
1519.41 64.00
8.330 791.62
220.91 165.76
107.93 110.43
80.71 1477.35
7.78 1485.14
65.00 8.141
773.68 215.90
162.00 105.48
107.93 78.88
1443.86 7.78
1451.65 66.00
7.956 756.14
211.00 158.32
103.09 105.48
77.09 1411.13
7.78 1418.91
67.00 7.776
738.99 206.22
154.74 100.75
103.09 75.34
1379.13 7.78
1386.92 68.00
7.599 722.24
201.54 151.23
98.47 100.75
73.64 1347.86
7.78 1355.65
69.00 7.427
705.86 196.97
147.80 96.24
98.47 71.97
1317.31 7.78
1325.09 70.00
7.259 689.86
192.51 144.45
94.05 96.24
70.33 1287.44
7.78 1295.23
71.00 7.094
674.22 188.14
141.17 91.92
94.05 68.74
1258.25 7.78
1266.04 72.00
6.933 658.93
183.88 137.97
89.84 91.92
67.18 1229.72
7.78 1237.51
73.00 6.776
644.00 179.71
134.84 87.80
89.84 65.66
1201.84 7.78
1209.63 74.00
6.623 629.39
175.64 131.79
85.81 87.80
64.17 1174.60
7.78 1182.38
75.00 6.472
615.13 171.65
128.80 83.86
85.81 62.71
1147.97 7.78
1155.75 76.00
6.326 601.18
167.76 125.88
81.96 83.86
61.29 1121.94
7.78 1129.72
77.00 6.182
587.55 163.96
123.03 80.10
81.96 59.90
1096.50 7.78
1104.29 78.00
6.042 574.23
160.24 120.24
78.29 80.10
58.55 1071.64
7.78 1079.43
79.00 5.905
561.21 156.61
117.51 76.51
78.29 57.22
1047.35 7.78
1055.13 80.00
5.771 548.49
153.06 114.85
74.78 76.51
55.92 1023.60
7.78 1031.39
81.00 5.640
536.05 149.59
112.24 73.08
74.78 54.65
1000.40 7.78
1008.18 82.00
5.512 523.90
146.20 109.70
71.43 73.08
53.41 977.71
7.78 985.50
Universitas Sumatera Utara
83.00 5.387
512.02 142.88
107.21 69.81
71.43 52.20
955.55 7.78
963.33 84.00
5.265 500.41
139.64 104.78
68.22 69.81
51.02 933.88
7.78 941.67
85.00 5.146
489.07 136.48
102.40 66.68
68.22 49.86
912.71 7.78
920.50 86.00
5.029 477.98
133.38 100.08
65.17 66.68
48.73 892.02
7.78 899.80
87.00 4.915
467.14 130.36
97.81 63.69
65.17 47.63
871.79 7.78
879.58 88.00
4.804 456.55
127.40 95.60
62.24 63.69
46.55 852.03
7.78 859.81
89.25 4.668
443.64 124.51
93.43 60.83
62.24 45.49
830.15 7.78
837.94 90.00
4.615 438.59
120.99 91.31
59.45 60.83
44.46 815.64
7.78 823.42
91.00 4.545
431.93 119.61
88.73 58.11
59.45 43.45
801.29 7.78
809.07 92.00
4.476 425.38
117.80 87.72
56.46 58.11
42.47 787.94
7.78 795.72
93.00 4.408
418.93 116.01
86.39 55.82
56.46 41.50
775.11 7.78
782.90 94.00
4.341 412.57
114.25 85.08
54.97 55.82
40.33 763.02
7.78 770.81
95.00 4.275
406.31 112.52
83.79 54.14
54.97 39.87
751.60 7.78
759.38 96.00
4.210 400.15
110.81 82.51
53.32 54.14
39.27 740.20
7.78 747.98
97.00 4.146
394.07 109.13
81.26 52.51
53.32 38.67
728.97 7.78
736.75 98.00
4.084 388.10
107.47 80.03
51.71 52.51
38.08 717.91
7.78 725.69
99.00 4.022
382.21 105.84
78.81 50.93
51.71 37.51
707.01 7.78
714.80 100.00
3.961 376.41
104.24 77.62
50.15 50.93
36.94 696.29
7.78 704.07
101.00 3.900
370.70 102.66
76.44 49.39
50.15 36.38
685.72 7.78
693.51 102.00
3.841 365.07
101.10 75.28
48.64 49.39
35.82 675.32
7.78 683.10
103.00 3.783
359.53 99.57
74.14 47.91
48.64 35.28
665.07 7.78
672.86 104.00
3.726 354.08
98.05 73.01
47.18 47.91
34.75 654.98
7.78 662.77
105.00 3.669
348.71 96.57
71.91 46.46
47.18 34.22
645.04 7.78
652.83 106.00
3.613 343.42
95.10 70.82
45.76 46.46
33.70 635.26
7.78 643.04
107.00 3.559
338.21 93.66
69.74 45.06
45.76 33.19
625.62 7.78
633.40 108.00
3.505 333.07
92.24 68.68
44.38 45.06
32.68 616.13
7.78 623.91
109.00 3.451
328.02 90.84
67.64 43.71
44.38 32.19
606.78 7.78
614.56 110.00
3.399 323.04
89.46 66.61
43.04 43.71
31.70 597.57
7.78 605.36
111.00 3.348
318.14 88.10
65.60 42.39
43.04 31.22
588.51 7.78
596.29 112.00
3.297 313.32
86.77 64.61
41.75 42.39
30.75 579.58
7.78 587.36
113.00 3.247
308.56 85.45
63.63 41.11
41.75 30.28
570.78 7.78
578.57 114.00
3.197 303.88
84.15 62.66
40.49 41.11
29.82 562.12
7.78 569.91
115.00 3.149
299.27 82.88
61.71 39.88
40.49 29.37
553.59 7.78
561.38 116.00
3.101 294.73
81.62 60.78
39.27 39.88
28.92 545.20
7.78 552.98
117.00 3.054
290.26 80.38
59.85 38.68
39.27 28.48
536.92 7.78
544.71 118.00
3.008 285.85
79.16 58.95
38.09 38.68
28.05 528.78
7.78 536.56
119.00 2.962
281.52 77.96
58.05 37.51
38.09 27.63
520.75 7.78
528.54 120.00
2.917 277.25
76.78 57.17
36.94 37.51
27.21 512.85
7.78 520.64
121.00 2.873
273.04 75.61
56.30 36.38
36.94 26.79
505.07 7.78
512.86 122.00
2.829 268.90
74.47 55.45
35.83 36.38
26.39 497.41
7.78 505.19
123.00 2.786
264.82 73.34
54.61 35.29
35.83 25.99
489.86 7.78
497.65 124.00
2.744 260.80
72.22 53.78
34.75 35.29
25.59 482.43
7.78 490.21
125.00 2.703
256.84 71.13
52.96 34.22
34.75 25.20
475.11 7.78
482.90 126.00
2.661 252.95
70.05 52.16
33.70 34.22
24.82 467.90
7.78 475.69
Universitas Sumatera Utara
127.00 2.621
249.11 68.99
51.37 33.19
33.70 24.45
460.80 7.78
468.59 128.00
2.581 245.33
67.94 50.59
32.69 33.19
24.07 453.81
7.78 461.60
129.00 2.542
241.61 66.91
49.82 32.19
32.69 23.71
446.93 7.78
454.71 130.00
2.504 237.94
65.89 49.07
31.70 32.19
23.35 440.15
7.78 447.93
131.00 2.466
234.33 64.89
48.32 31.22
31.70 23.00
433.47 7.78
441.25 132.00
2.428 230.77
63.91 47.59
30.75 31.22
22.65 426.89
7.78 434.68
133.00 2.391
227.27 62.94
46.87 30.28
30.75 22.30
420.41 7.78
428.20 134.00
2.355 223.83
61.98 46.15
29.82 30.28
21.96 414.03
7.78 421.82
135.00 2.319
220.43 61.04
45.45 29.37
29.82 21.63
407.75 7.78
415.54 136.00
2.284 217.08
60.12 44.77
28.93 29.37
21.30 401.57
7.78 409.35
137.00 2.250
213.79 59.20
44.09 28.49
28.93 20.98
395.47 7.78
403.26 138.00
2.215 210.55
58.31 43.42
28.05 28.49
20.66 389.47
7.78 397.26
139.00 2.182
207.35 57.42
42.76 27.63
28.05 20.35
383.56 7.78
391.35 140.00
2.149 204.21
56.55 42.11
27.21 27.63
20.04 377.74
7.78 385.53
141.00 2.116
201.11 55.69
41.47 26.80
27.21 19.73
372.01 7.78
379.80 142.00
2.084 198.06
54.85 40.84
26.39 26.80
19.44 366.37
7.78 374.15
143.00 2.052
195.05 54.02
40.22 25.99
26.39 19.14
360.81 7.78
368.60 144.00
2.021 192.09
53.20 39.61
25.60 25.99
18.85 355.34
7.78 363.12
145.00 1.991
189.18 52.39
39.01 25.21
25.60 18.56
349.95 7.78
357.73 146.00
1.960 186.31
51.59 38.42
24.82 25.21
18.28 344.64
7.78 352.42
147.00 1.931
183.48 50.81
37.84 24.45
24.82 18.01
339.41 7.78
347.19 148.00
1.901 180.70
50.04 37.26
24.08 24.45
17.73 334.26
7.78 342.04
149.00 1.872
177.96 49.28
36.70 23.71
24.08 17.46
329.19 7.78
336.97 150.00
1.844 175.26
48.53 36.14
23.35 23.71
17.20 324.19
7.78 331.98
151.00 1.816
172.60 47.80
35.59 23.00
23.35 16.94
319.27 7.78
327.06 152.00
1.789 169.98
47.07 35.05
22.65 23.00
16.68 314.43
7.78 322.21
153.00 1.761
167.40 46.36
34.52 22.31
22.65 16.43
309.66 7.78
317.44 154.00
1.735 164.86
45.65 34.00
21.97 22.31
16.18 304.96
7.78 312.74
155.00 1.708
162.36 44.96
33.48 21.63
21.97 15.93
300.33 7.78
308.12 156.00
1.682 159.89
44.28 32.97
21.31 21.63
15.69 295.78
7.78 303.56
157.00 1.657
157.47 43.61
32.47 20.98
21.31 15.45
291.29 7.78
299.07 158.00
1.632 155.08
42.95 31.98
20.66 20.98
15.22 286.87
7.78 294.65
159.00 1.607
152.73 42.29
31.49 20.35
20.66 14.99
282.52 7.78
290.30 160.00
1.583 150.41
41.65 31.02
20.04 20.35
14.76 278.23
7.78 286.01
161.00 1.559
148.13 41.02
30.55 19.74
20.04 14.54
274.01 7.78
281.79 162.00
1.535 145.88
40.40 30.08
19.44 19.74
14.32 269.85
7.78 277.64
163.00 1.512
143.67 39.79
29.63 19.14
19.44 14.10
265.76 7.78
273.54 164.00
1.489 141.49
39.18 29.18
18.85 19.14
13.88 261.72
7.78 269.51
165.00 1.466
139.34 38.59
28.73 18.57
18.85 13.67
257.75 7.78
265.54 166.00
1.444 137.23
38.00 28.30
18.28 18.57
13.47 253.84
7.78 261.63
167.00 1.422
135.14 37.43
27.87 18.01
18.28 13.26
249.99 7.78
257.78 168.00
1.400 133.09
36.86 27.45
17.73 18.01
13.06 246.20
7.78 253.98
169.00 1.384
131.58 36.30
27.03 17.47
17.73 12.86
242.96 7.78
250.75 170.00
1.369 130.08
35.88 26.62
17.20 17.47
12.67 239.91
7.78 247.70
Universitas Sumatera Utara
171.00 1.353
128.59 35.48
26.32 16.94
17.20 12.48
237.00 7.78
244.78 172.00
1.338 127.13
35.07 26.02
16.75 16.94
12.29 234.18
7.78 241.97
173.00 1.322
125.68 34.67
25.72 16.56
16.75 12.10
231.47 7.78
239.25 174.00
1.307 124.24
34.28 25.43
16.37 16.56
11.96 228.83
7.78 236.61
175.00 1.292
122.83 33.88
25.14 16.18
16.37 11.83
226.22 7.78
234.00 176.00
1.278 121.43
33.50 24.85
16.00 16.18
11.69 223.64
7.78 231.43
177.00 1.263
120.04 33.12
24.57 15.81
16.00 11.56
221.09 7.78
228.88 178.00
1.249 118.67
32.74 24.29
15.63 15.81
11.43 218.57
7.78 226.36
179.00 1.234
117.32 32.37
24.01 15.45
15.63 11.29
216.08 7.78
223.86 180.00
1.220 115.98
32.00 23.73
15.28 15.45
11.17 213.61
7.78 221.40
181.00 1.206
114.66 31.63
23.46 15.10
15.28 11.04
211.18 7.78
218.96 182.00
1.193 113.35
31.27 23.20
14.93 15.10
10.91 208.77
7.78 216.56
183.00 1.179
112.06 30.91
22.93 14.76
14.93 10.79
206.39 7.78
214.18 184.00
1.166 110.78
30.56 22.67
14.59 14.76
10.67 204.04
7.78 211.82
185.00 1.152
109.52 30.21
22.41 14.43
14.59 10.54
201.71 7.78
209.50 186.00
1.139 108.27
29.87 22.16
14.26 14.43
10.42 199.41
7.78 207.20
187.00 1.126
107.04 29.53
21.90 14.10
14.26 10.30
197.14 7.78
204.92 188.00
1.113 105.82
29.19 21.65
13.94 14.10
10.19 194.89
7.78 202.68
189.00 1.101
104.61 28.86
21.41 13.78
13.94 10.07
192.67 7.78
200.45 190.00
1.088 103.42
28.53 21.16
13.62 13.78
9.96 190.47
7.78 198.26
191.00 1.076
102.24 28.21
20.92 13.47
13.62 9.84
188.30 7.78
196.09 192.00
1.064 101.07
27.88 20.68
13.31 13.47
9.73 186.15
7.78 193.94
Gambar 4.2 Grafik hidrograf Satuan Sintetik Nakayasu Sungai Indragiri kala ulang 25 tahun
Universitas Sumatera Utara
2.12.3.2. Hidrograf Satuan Sintetik Snyder
Perhitungan Hidrograf Satuan Sintetik Nakayasu dilakukan sebagai berikut: Luas A = 10.790,183 km
2
Panjang sungai utama L = 445,7 km Panjang antara titik berat daerah sungai dengan pelepasan Lc = 225,85 km
tr =6 jam .Ct= 1,40; Cp = 0,75 1 t
p
= 0,75 C
t
L. L
c 0,3
t
p
= 0,75 1,4L. L
c 0,3
= 0,75 1,4445,7. 225,85
0,3
= 33,26 jam 2 T
p
= t
p
+ 0,5 t
r
T
p
= t
p
+ 0,5.6 = 33,26+ 0,5. 6
= 36,26 jam 3 q
p
= 0,278 C
p
T
p
= 0,278 0,75 36,26 = 0,001408 m
3
dtkmm 4 Q
p
= q
p
. A = 0,001408 10.790,183
= 15,1138 m
3
dtkmm Ordinat- ordinat hidrograf satuan dihitung dengan persamaan Alexeyev,
yaitu Y = Q Q
p
dan X = t T
p
. Y=
10
, dimana
= 1,32
+ 0,15
+ 0,045
dan
=
.
=
0,101281,
= 0,0737
, maka Y=
10
Universitas Sumatera Utara
Perhitungan hidrograf satuan sintetik Snyder untuk Q
25
tahun dapat dilihat pada tabel berikut. Namun perhitungan debit banjir kala ulang 5 hingga 100 tahun dapat
dilihat di Lampiran C.
Universitas Sumatera Utara
Tabel 4.30 Hasil Perhitungan debit banjir Q 25tahun Hidrograf Satuan Sintetik Snyder
t X
Y Q
Hujan efektif mm Total debit
m
3
dtk mm 95,04
25,92 19,01
12,01 12,01
8,64
1 0,027579
0,011998 0,181329
17,23347 17,23347
2 0,055157
0,123952 1,87338
178,046 4,700037
182,746 3
0,082736 0,269324
4,070511 386,8614
48,558 3,447056
438,8665 4
0,110314 0,396291
5,989465 569,2387
105,5077 35,61295
2,194076 712,5534
5 0,137893
0,49893 7,540731
716,6711 155,2469
77,38042 22,6679
2,194076 257,4893
6 0,165472
0,581043 8,781769
834,6194 195,4557
113,8597 49,25319
22,6679 1,566679
1217,423 7
0,19305 0,647188
9,781464 929,6303
227,6235 143,3493
72,47253 49,25319
16,186 1438,515
8 0,220629
0,701068 10,59581
1007,025 253,5355
166,9414 91,24284
72,47253 35,16922
1626,387 9
0,248207 0,745468
11,26686 1070,803
274,6433 185,9456
106,2594 91,24284
51,74898 1780,643
10 0,275786
0,782448 11,82576
1123,92 292,037
201,4263 118,3557
106,2594 65,15191
1907,151 11
0,303365 0,813538
12,29565 1168,578
306,5237 214,183
128,2092 118,3557
75,87449 2011,725
12 0,330943
0,83989 12,69392
1206,43 318,7032
224,8077 136,329
128,2092 84,51185
2098,991 13
0,358522 0,862381
13,03385 1238,737
329,0265 233,7403
143,0917 136,329
91,54776 2172,472
14 0,3861
0,881689 13,32567
1266,472 337,8373
241,3115 148,7773
143,0917 97,34568
2234,836 15
0,413679 0,898346
13,57743 1290,399
345,4015 247,7734
153,5965 148,7773
102,1746 2288,122
16 0,441258
0,912773 13,79548
1311,122 351,9269
253,3211 157,7096
153,5965 106,2344
2333,91 17
0,468836 0,925308
13,98492 1329,127
357,5787 258,1069
161,2407 157,7096
109,6755 2373,438
18 0,496415
0,936224 14,14991
1344,807 362,4892
262,252 164,2869
161,2407 112,6124
2407,688 19
0,523993 0,945746
14,29382 1358,485
366,7656 265,8534
166,9253 164,2869
115,1338 2437,45
20 0,551572
0,954059 14,41946
1370,426 370,4958
268,9897 169,2176
166,9253 117,309
2463,363 21
0,579151 0,961318
14,52917 1380,852
373,7525 271,7255
171,2139 169,2176
119,1929 2485,954
22 0,606729
0,967652 14,62489
1389,95 376,596
274,114 172,9552
171,2139 120,8297
2505,659 23
0,634308 0,97317
14,70829 1397,876
379,0772 276,1995
174,4755 172,9552
122,2552 2522,839
24 0,661886
0,977966 14,78078
1404,765 381,239
278,0192 175,8029
174,4755 123,4986
2537,8 25
0,689465 0,982119
14,84356 1410,732
383,1178 279,6047
176,9612 175,8029
124,5842 2550,802
26 0,717044
0,985699 14,89766
1415,874 384,745
280,9826 177,9703
176,9612 125,532
2562,065 27
0,744622 0,988765
14,944 1420,278
386,1474 282,176
178,8474 177,9703
126,3591 2571,778
28 0,772201
0,991369 14,98335
1424,017 387,3485
283,2046 179,607
178,8474 127,0797
2580,105 29
0,799779 0,993555
15,01639 1427,158
388,3684 284,0854
180,2617 179,607
127,7059 2587,186
30 0,827358
0,995364 15,04373
1429,756 389,2248
284,8334 180,8224
180,2617 128,2483
2593,147 31
0,854937 0,99683
15,06589 1431,862
389,9334 285,4616
181,2985 180,8224
128,7158 2598,094
32 0,882515
0,997984 15,08334
1433,52 390,5078
285,9813 181,6983
181,2985 129,1162
2602,122 33
0,910094 0,998855
15,09649 1434,771
390,9601 286,4025
182,0291 181,6983
129,4561 2605,317
34 0,937672
0,999466 15,10572
1435,648 391,3011
286,7343 182,2972
182,0291 129,7416
2607,751 35
0,965251 0,999839
15,11136 1436,184
391,5404 286,9843
182,5084 182,2972
129,9778 2609,492
36,26 0,99283
0,999993 15,1137
1436,406 391,6865
287,1598 182,6676
182,5084 130,1693
2610,597 37
1,020408 0,999947
15,113 1436,34
391,7471 287,267
182,7793 182,6676
130,32 2611,121
38 1,047987
0,999717 15,10952
1436,008 391,7291
287,3114 182,8475
182,7793 130,4337
2611,109 39
1,075565 0,999315
15,10345 1435,432
391,6387 287,2982
182,8758 182,8475
130,5135 2610,606
Universitas Sumatera Utara
40 1,103144
0,998757 15,09501
1434,63 391,4815
287,2319 182,8674
182,8758 130,5622
2609,648 41
1,130723 0,998052
15,08436 1433,618
391,2626 287,1166
182,8252 182,8674
130,5824 2608,272
42 1,158301
0,997213 15,07168
1432,412 390,9867
286,9561 182,7518
182,8252 130,5764
2606,508 43
1,18588 0,996249
15,0571 1431,027
390,6579 286,7538
182,6496 182,7518
130,5462 2604,386
44 1,213458
0,995168 15,04077
1429,475 390,2801
286,5126 182,5208
182,6496 130,4938
2601,932 45
1,241037 0,993979
15,0228 1427,767
389,8567 286,2355
182,3673 182,5208
130,4209 2599,168
46 1,268616
0,99269 15,00332
1425,915 389,391
285,925 182,1909
182,3673 130,3289
2596,118 47
1,296194 0,991307
14,98241 1423,929
388,886 285,5835
181,9933 182,1909
130,2193 2592,802
48 1,323773
0,989837 14,96019
1421,817 388,3442
285,213 181,7759
181,9933 130,0934
2589,237 49
1,351351 0,988285
14,93674 1419,588
387,7682 284,8157
181,5401 181,7759
129,9522 2585,44
50 1,37893
0,986657 14,91214
1417,25 387,1603
284,3933 181,2872
181,5401 129,797
2581,428 51
1,406509 0,984958
14,88646 1414,809
386,5227 283,9474
181,0183 181,2872
129,6287 2577,214
52 1,434087
0,983193 14,85978
1412,274 385,8571
283,4798 180,7346
181,0183 129,4481
2572,812 53
1,461666 0,981366
14,83216 1409,649
385,1656 282,9917
180,4369 180,7346
129,2561 2568,234
54 1,489244
0,97948 14,80367
1406,94 384,4497
282,4845 180,1262
180,4369 129,0534
2563,491 55
1,516823 0,97754
14,77434 1404,154
383,711 281,9594
179,8034 180,1262
128,8409 2558,595
56 1,544402
0,975549 14,74425
1401,294 382,951
281,4177 179,4692
179,8034 128,619
2553,554 57
1,57198 0,97351
14,71343 1398,365
382,171 280,8603
179,1244 179,4692
128,3885 2548,378
58 1,599559
0,971426 14,68194
1395,372 381,3722
280,2882 178,7696
179,1244 128,1499
2543,076 59
1,627137 0,9693
14,64981 1392,318
380,5559 279,7024
178,4054 178,7696
127,9037 2537,655
60 1,654716
0,967135 14,61709
1389,208 379,7231
279,1037 178,0326
178,4054 127,6503
2532,123 61
1,682295 0,964933
14,5838 1386,045
378,8749 278,4929
177,6515 178,0326
127,3903 2526,487
62 1,709873
0,962696 14,55
1382,832 378,0122
277,8708 177,2627
177,6515 127,1241
2520,753 63
1,737452 0,960427
14,5157 1379,572
377,1359 277,2381
176,8668 177,2627
126,852 2514,927
64 1,76503
0,958127 14,48094
1376,268 376,2469
276,5954 176,464
176,8668 126,5744
2509,016 65
1,792609 0,955798
14,44575 1372,924
375,3459 275,9434
176,055 176,464
126,2916 2503,024
66 1,820188
0,953443 14,41015
1369,541 374,4337
275,2826 175,6399
176,055 126,0041
2496,956 67
1,847766 0,951063
14,37417 1366,121
373,511 274,6136
175,2194 175,6399
125,712 2490,817
68 1,875345
0,948659 14,33784
1362,668 372,5785
273,9369 174,7935
175,2194 125,4156
2484,612 69
1,902923 0,946232
14,30117 1359,183
371,6367 273,253
174,3628 174,7935
125,1153 2478,344
70 1,930502
0,943786 14,26419
1355,668 370,6863
272,5623 173,9275
174,3628 124,8112
2472,019 71
1,958081 0,94132
14,22692 1352,126
369,7278 271,8652
173,4878 173,9275
124,5037 2465,638
72 1,985659
0,938835 14,18937
1348,558 368,7616
271,1622 173,0441
173,4878 124,1928
2459,206 73
2,013238 0,936334
14,15157 1344,965
367,7884 270,4537
172,5967 173,0441
123,8789 2452,727
74 2,040816
0,933817 14,11353
1341,35 366,8086
269,7399 172,1457
172,5967 123,5621
2446,202 75
2,068395 0,931285
14,07526 1337,713
365,8226 269,0213
171,6914 172,1457
123,2426 2439,636
76 2,095974
0,92874 14,03679
1334,057 364,8308
268,2981 171,234
171,6914 122,9205
2433,031 77
2,123552 0,926182
13,99813 1330,382
363,8336 267,5707
170,7737 171,234
122,5961 2426,39
78 2,151131
0,923612 13,95928
1326,69 362,8314
266,8394 170,3107
170,7737 122,2695
2419,715 79
2,178709 0,921031
13,92027 1322,983
361,8246 266,1044
169,8452 170,3107
121,9409 2413,008
80 2,206288
0,918439 13,88111
1319,26 360,8135
265,366 169,3773
169,8452 121,6103
2406,273 81
2,233867 0,915838
13,8418 1315,525
359,7983 264,6244
168,9073 169,3773
121,2779 2399,51
82 2,261445
0,913229 13,80236
1311,776 358,7794
263,8798 168,4353
168,9073 120,9438
2392,722
Universitas Sumatera Utara
83 2,289024
0,910611 13,7628
1308,016 357,7572
263,1326 167,9614
168,4353 120,6082
2385,911 84
2,316602 0,907987
13,72313 1304,246
356,7317 262,3829
167,4858 167,9614
120,2712 2379,079
85 2,344181
0,905355 13,68335
1300,466 355,7035
261,6308 167,0086
167,4858 119,9328
2372,227 86
2,37176 0,902717
13,64349 1296,677
354,6725 260,8766
166,5299 167,0086
119,5931 2365,358
87 2,399338
0,900074 13,60354
1292,88 353,6392
260,1206 166,0498
166,5299 119,2524
2358,472 88
2,426917 0,897426
13,56351 1289,076
352,6037 259,3627
165,5686 166,0498
118,9106 2351,572
89 2,454495
0,894773 13,52342
1285,266 351,5662
258,6032 165,0862
165,5686 118,5678
2344,658 90
2,482074 0,892116
13,48326 1281,449
350,527 257,8424
164,6028 165,0862
118,2242 2337,732
91 2,509653
0,889456 13,44306
1277,628 349,4862
257,0802 164,1185
164,6028 117,8797
2330,795 92
2,537231 0,886792
13,4028 1273,802
348,444 256,3168
163,6334 164,1185
117,5346 2323,85
93 2,56481
0,884126 13,36251
1269,973 347,4006
255,5525 163,1475
163,6334 117,1887
2316,896 94
2,592388 0,881458
13,32218 1266,14
346,3562 254,7873
162,661 163,1475
116,8423 2309,934
95 2,619967
0,878788 13,28182
1262,305 345,3109
254,0213 162,1739
162,661 116,4954
2302,967 96
2,647546 0,876116
13,24145 1258,467
344,2649 253,2547
161,6864 162,1739
116,148 2295,995
97 2,675124
0,873444 13,20105
1254,628 343,2183
252,4875 161,1984
161,6864 115,8002
2289,019 98
2,702703 0,87077
13,16065 1250,788
342,1713 251,7199
160,7101 161,1984
115,4521 2282,039
99 2,730281
0,868096 13,12023
1246,947 341,1239
250,952 160,2215
160,7101 115,1036
2275,058 100
2,75786 0,865422
13,07982 1243,106
340,0764 250,1839
159,7327 160,2215
114,755 2268,075
101 2,785438
0,862748 13,0394
1239,265 339,0289
249,4156 159,2438
159,7327 114,4061
2261,092 102
2,813017 0,860075
12,999 1235,425
337,9814 248,6473
158,7548 159,2438
114,0571 2254,109
103 2,840596
0,857402 12,9586
1231,586 336,934
247,8791 158,2658
158,7548 113,708
2247,127 104
2,868174 0,85473
12,91822 1227,748
335,887 247,111
157,7768 158,2658
113,3588 2240,147
105 2,895753
0,85206 12,87786
1223,912 334,8404
246,3431 157,2879
157,7768 113,0096
2233,17 106
2,923331 0,849391
12,83752 1220,078
333,7942 245,5754
156,7991 157,2879
112,6605 2226,195
107 2,95091
0,846724 12,79721
1216,247 332,7486
244,8082 156,3105
156,7991 112,3113
2219,225 108
2,978489 0,844058
12,75693 1212,418
331,7037 244,0413
155,8221 156,3105
111,9623 2212,258
109 3,006067
0,841395 12,71667
1208,593 330,6595
243,275 155,334
155,8221 111,6135
2205,297 110
3,033646 0,838734
12,67646 1204,771
329,6162 242,5092
154,8462 155,334
111,2647 2198,341
111 3,061224
0,836076 12,63628
1200,952 328,5738
241,744 154,3588
154,8462 110,9162
2191,391 112
3,088803 0,83342
12,59614 1197,138
327,5324 240,9795
153,8718 154,3588
110,5679 2184,448
113 3,116382
0,830767 12,55605
1193,327 326,4921
240,2157 153,3851
153,8718 110,2198
2177,512 114
3,14396 0,828118
12,516 1189,521
325,4528 239,4527
152,899 153,3851
109,8721 2170,583
115 3,171539
0,825471 12,47601
1185,72 324,4148
238,6905 152,4133
152,899 109,5246
2163,662 116
3,199117 0,822828
12,43606 1181,923
323,3781 237,9293
151,9282 152,4133
109,1775 2156,75
117 3,226696
0,820189 12,39617
1178,132 322,3427
237,1689 151,4437
151,9282 108,8307
2149,846 118
3,254275 0,817553
12,35633 1174,346
321,3087 236,4095
150,9597 151,4437
108,4843 2142,952
119 3,281853
0,814921 12,31655
1170,565 320,2761
235,6512 150,4763
150,9597 108,1383
2136,067 120
3,309432 0,812293
12,27683 1166,79
319,2451 234,8939
149,9936 150,4763
107,7927 2129,192
121 3,33701
0,809669 12,23718
1163,021 318,2156
234,1377 149,5116
149,9936 107,4476
2122,327 122
3,364589 0,807049
12,19758 1159,258
317,1876 233,3826
149,0303 149,5116
107,1029 2115,474
123 3,392168
0,804434 12,15806
1155,502 316,1614
232,6287 148,5497
149,0303 106,7587
2108,631 124
3,419746 0,801823
12,1186 1151,751
315,1368 231,8761
148,0699 148,5497
106,415 2101,799
125 3,447325
0,799217 12,0792
1148,008 314,114
231,1247 147,5908
148,0699 106,0719
2094,979
Universitas Sumatera Utara
126 3,474903
0,796615 12,03988
1144,27 313,093
230,3745 147,1125
147,5908 105,7292
2088,17 127
3,502482 0,794018
12,00063 1140,54
312,0737 229,6257
146,635 147,1125
105,3871 2081,374
128 3,530061
0,791426 11,96146
1136,817 311,0564
228,8782 146,1584
146,635 105,0456
2074,59 129
3,557639 0,788839
11,92235 1133,101
310,0409 228,132
145,6826 146,1584
104,7047 2067,819
130 3,585218
0,786257 11,88333
1129,392 309,0274
227,3873 145,2077
145,6826 104,3643
2061,061 131
3,612796 0,78368
11,84438 1125,69
308,0159 226,644
144,7336 145,2077
104,0246 2054,316
132 3,640375
0,781108 11,80551
1121,996 307,0063
225,9021 144,2605
144,7336 103,6855
2047,584 133
3,667954 0,778542
11,76672 1118,309
305,9988 225,1617
143,7883 144,2605
103,347 2040,865
134 3,695532
0,77598 11,72801
1114,63 304,9934
224,4228 143,317
143,7883 103,0091
2034,161 135
3,723111 0,773425
11,68938 1110,959
303,9901 223,6854
142,8467 143,317
102,672 2027,47
136 3,750689
0,770874 11,65084
1107,296 302,9888
222,9495 142,3773
142,8467 102,3354
2020,794 137
3,778268 0,76833
11,61238 1103,641
301,9898 222,2152
141,9089 142,3773
101,9996 2014,131
138 3,805847
0,76579 11,574
1099,993 300,9929
221,4825 141,4415
141,9089 101,6645
2007,484 139
3,833425 0,763257
11,53571 1096,354
299,9982 220,7513
140,9752 141,4415
101,33 2000,85
140 3,861004
0,760729 11,49751
1092,723 299,0057
220,0218 140,5098
140,9752 100,9963
1994,232 141
3,888582 0,758207
11,45939 1089,101
298,0155 219,2939
140,0454 140,5098
100,6633 1987,629
142 3,916161
0,755691 11,42137
1085,487 297,0275
218,5677 139,5821
140,0454 100,331
1981,04 143
3,94374 0,753181
11,38343 1081,881
296,0418 217,8431
139,1199 139,5821
99,99939 1974,467
144 3,971318
0,750677 11,34558
1078,284 295,0585
217,1202 138,6587
139,1199 99,66857
1967,91 145
3,998897 0,748179
11,30782 1074,695
294,0774 216,399
138,1985 138,6587
99,33849 1961,367
146 4,026475
0,745686 11,27015
1071,115 293,0987
215,6795 137,7395
138,1985 99,00917
1954,841 147
4,054054 0,7432
11,23258 1067,544
292,1224 214,9617
137,2815 137,7395
98,68061 1948,33
148 4,081633
0,74072 11,19509
1063,982 291,1484
214,2456 136,8246
137,2815 98,35282
1941,835 149
4,109211 0,738246
11,1577 1060,428
290,1768 213,5313
136,3689 136,8246
98,0258 1935,356
150 4,13679
0,735778 11,12041
1056,883 289,2077
212,8187 135,9142
136,3689 97,69957
1928,892 151
4,164368 0,733317
11,0832 1053,348
288,2409 212,1079
135,4606 135,9142
97,37412 1922,446
152 4,191947
0,730862 11,04609
1049,821 287,2766
211,3989 135,0082
135,4606 97,04947
1916,015 153
4,219526 0,728413
11,00908 1046,303
286,3148 210,6917
134,5569 135,0082
96,72561 1909,6
154 4,247104
0,72597 10,97216
1042,794 285,3554
209,9863 134,1068
134,5569 96,40256
1903,202 155
4,274683 0,723533
10,93534 1039,295
284,3985 209,2826
133,6577 134,1068
96,08031 1896,821
156 4,302261
0,721103 10,89861
1035,804 283,444
208,5808 133,2099
133,6577 95,75888
1890,456 157
4,32984 0,71868
10,86198 1032,323
282,4921 207,8808
132,7632 133,2099
95,43826 1884,107
158 4,357419
0,716263 10,82545
1028,851 281,5426
207,1826 132,3176
132,7632 95,11846
1877,775 159
4,384997 0,713852
10,78902 1025,388
280,5957 206,4863
131,8732 132,3176
94,79949 1871,46
160 4,412576
0,711448 10,75268
1021,934 279,6513
205,7918 131,43
131,8732 94,48134
1865,162 161
4,440154 0,70905
10,71644 1018,49
278,7094 205,0992
130,988 131,43
94,16402 1858,881
162 4,467733
0,706659 10,6803
1015,055 277,7701
204,4084 130,5471
130,988 93,84754
1852,616 163
4,495312 0,704274
10,64425 1011,63
276,8333 203,7195
130,1074 130,5471
93,5319 1846,369
164 4,52289
0,701895 10,60831
1008,214 275,899
203,0324 129,6689
130,1074 93,21709
1840,138 165
4,550469 0,699524
10,57246 1004,807
274,9673 202,3472
129,2316 129,6689
92,90313 1833,925
166 4,578047
0,697159 10,53672
1001,409 274,0382
201,6639 128,7954
129,2316 92,59002
1827,729 167
4,605626 0,6948
10,50107 998,0215
273,1117 200,9825
128,3605 128,7954
92,27775 1821,549
168 4,633205
0,692448 10,46552
994,643 272,1877
200,303 127,9268
128,3605 91,96634
1815,387
Universitas Sumatera Utara
169 4,660783
0,690103 10,43007
991,2741 271,2663
199,6253 127,4943
127,9268 91,65578
1809,242 170
4,688362 0,687764
10,39472 987,9146
270,3475 198,9495
127,0629 127,4943
91,34607 1803,115
171 4,71594
0,685432 10,35948
984,5647 269,4313
198,2757 126,6328
127,0629 91,03722
1797,005 172
4,743519 0,683106
10,32433 981,2242
268,5176 197,6037
126,2039 126,6328
90,72923 1790,911
173 4,771098
0,680787 10,28928
977,8933 267,6066
196,9337 125,7762
126,2039 90,42209
1784,836 174
4,798676 0,678475
10,25433 974,572
266,6982 196,2655
125,3497 125,7762
90,11583 1778,777
175 4,826255
0,676169 10,21949
971,2602 265,7924
195,5992 124,9244
125,3497 89,81042
1772,736 176
4,853833 0,67387
10,18474 967,958
264,8891 194,9349
124,5003 124,9244
89,50588 1766,713
177 4,881412
0,671578 10,1501
964,6653 263,9885
194,2725 124,0775
124,5003 89,2022
1760,706 178
4,908991 0,669293
10,11555 961,3822
263,0905 193,612
123,6558 124,0775
88,89939 1754,717
179 4,936569
0,667014 10,08111
958,1087 262,1952
192,9534 123,2354
123,6558 88,59745
1748,746 180
4,964148 0,664741
10,04677 954,8448
261,3024 192,2967
122,8162 123,2354
88,29638 1742,792
181 4,991726
0,662476 10,01253
951,5905 260,4122
191,6419 122,3982
122,8162 87,99618
1736,855 182
5,019305 0,660217
9,978386 948,3458
259,5247 190,9891
121,9814 122,3982
87,69685 1730,936
183 5,046884
0,657965 9,944346
945,1107 258,6398
190,3381 121,5659
121,9814 87,39838
1725,034 184
5,074462 0,655719
9,910408 941,8851
257,7575 189,6891
121,1516 121,5659
87,10079 1719,15
185 5,102041
0,65348 9,87657
938,6692 256,8778
189,042 120,7385
121,1516 86,80407
1713,283 186
5,129619 0,651248
9,842833 935,4629
256,0007 188,3968
120,3266 120,7385
86,50823 1707,434
187 5,157198
0,649023 9,809198
932,2662 255,1262
187,7536 119,9159
120,3266 86,21325
1701,602 188
5,184777 0,646804
9,775663 929,079
254,2544 187,1123
119,5065 119,9159
85,91915 1695,787
189 5,212355
0,644592 9,742229
925,9015 253,3852
186,4729 119,0983
119,5065 85,62592
1689,99 190
5,239934 0,642386
9,708897 922,7335
252,5186 185,8354
118,6913 119,0983
85,33357 1684,211
191 5,267512
0,640187 9,675665
919,5752 251,6546
185,1998 118,2855
118,6913 85,04208
1678,448 192
5,295091 0,637995
9,642533 916,4264
250,7932 184,5661
117,881 118,2855
84,75147 1672,704
193 5,32267
0,63581 9,609503
913,2872 249,9345
183,9344 117,4776
117,881 84,46173
1666,976 194
5,350248 0,633631
9,576573 910,1575
249,0783 183,3046
117,0755 117,4776
84,17286 1661,266
195 5,377827
0,631459 9,543744
907,0374 248,2248
182,6767 116,6747
117,0755 83,88487
1655,574 196
5,405405 0,629293
9,511015 903,9269
247,3738 182,0507
116,275 116,6747
83,59774 1649,899
197 5,432984
0,627135 9,478387
900,8259 246,5255
181,4266 115,8765
116,275 83,31149
1644,241 198
5,460563 0,624982
9,445859 897,7345
245,6798 180,8044
115,4793 115,8765
83,02611 1638,601
Universitas Sumatera Utara
Gambar 4.3 Grafik hidrograf Satuan Sintetik Sneyder Sungai Indragiri kala ulang 25 tahun
2.13. Analisis Hidrolika