Page 801 - Slide 1

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Location : on left bank at the bridge of Nakhon Thai - Chat Trakan Road , Tambon Pa Daeng.
Ban
Tha Sakae
Amphoe
Chat Trakan
Changwat
Phitsanulok
WATER YEAR : 2012
NAN RIVER BASIN
Nam Phak at Ban Tha Sakae , Phitsanulok (N.55)
Lat 17 - 15 - 06 N Long 100 - 37 - 53 E
971
sq.km.
Method of sampling
Depth Integrating
US.D-49
Period of Available Records
1994-Cont'd
Actual Measurement
1994-Cont'd
2012
Drainge Area
Using Rating Curve Water Year
Instrument Used
20
0.7749
Continued Sediment Station
QS = 4.5326 QW
1.18580
Suspended Sediment , in Tons per Day. Water Year 1 April 2012 to 31 March 2013
Remarks
R-Square
Number of observation
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar Annual
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-----------------
1
10.60
11.10
50.40
24.50
54.50 179.80
68.20
33.10
29.80
14.40
16.30
7.90
2
10.20
9.70
34.80
21.40
45.80 132.30
66.70
32.00
25.60
13.90
16.90
7.90
3
9.70
9.70
43.20
20.90
38.60 139.60 137.80
32.60
32.60
14.40
16.30
8.30
4
10.20
10.20
32.60
20.90
36.70 310.00 100.10
33.10
22.90
13.90
15.80
17.90
5
10.20
10.20
41.90
19.80
38.00 310.00
82.80
30.30
18.30
14.40
13.90
19.30
6
10 60
13 00
32 60
20 90
36 10 255 30 142 40
32 60
23 90
14 40
13 40
18 80
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7
10.20
30.30
29.80
23.90
33.10 166.10 108.00
32.60
22.40
14.40
13.00
11.50
8
10.20
68.20
38.60
29.80
32.00 167.20
88.20
33.10
21.90
14.40
13.00
12.50
9
22.40
89.00
47.10
32.00
98.40 234.40
73.80
35.50
20.90
14.40
12.50
10.20
10
16.30
34.20
57.80
29.80 353.40 321.70
68.20
31.40
20.40
12.50
12.00
9.70
11
14.80
20.90
37.40
33.10 435.50 450.20
64.00
29.80
19.80
13.40
12.00
9.20
12
14.40
16.90
28.30
33.10 377.50 314.10
61.30
30.30
18.80
13.90
12.00
8.30
13
12.50
15.40
27.70
27.70 208.80 234.40
60.60
34.20
18.80
13.90
11.10
8.80
14
11 50
12 50
31 40
25 10 162 80 240 90
79 80
33 10
19 80
13 40
11 10
7 90
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15
10.60
12.00
25.60
23.50 163.80 220.20
94.00
31.40
19.30
13.40
10.60
7.90
16
11.10
12.50
21.90
33.10 160.70 163.80
66.70
27.70
18.30
13.40
10.60
9.20
17
10.20
20.90
19.80
22.90
73.10 135.90
60.60
28.30
17.30
13.00
10.20
7.90
18
11.10
12.00
43.80
20.90
64.00 123.20
63.30
29.80
17.90
13.00
9.70
8.30
19
10.20
24.50
36.70
21.40
57.10 110.70
54.50
27.70
17.30
13.00
9.70
7.50
20
10.20
82.80
25.10
19.80
51.10 107.10
47.10
25.10
16.90
12.50
9.70
7.50
21
10.20
34.80
21.90
23.90
88.20 122.30
47.10
27.70
15.80
12.00
10.20
10.60
22
10.20
27.10
19.80
23.50
73.10 109.80
64.00
26.10
15.80
12.00
10.60
7.90
23
9.70
20.40
23.50
22.40
67.50 128.60
61.90
25.60
15.40
12.00
10.20
7.90
24
9.70
19.30
22.40
22.90
55.10
95.80
45.20
34.80
15.40
12.00
11.50
7.50
25
9.20
17.90
21.40
47.10
55.80
83.60
41.30
31.40
15.40
12.50
11.10
7.90
26
9.20
17.30
20.40 243.50 310.00 169.50
41.30
28.30
14.80
12.00
10.60
7.90
27
9.20
39.90
20.40 197.10 317.00 121.40
39.30
26.10
15.80
12.50
10.20
8.30
28
9.70
52.40
19.30 120.50 451.90
90.60
38.00
31.40
14.80
14.80
9.70
8.80
29
11.10
45.20
18.80
85.10 723.80
79.00
33.10
36.10
13.90
17.30
9.20
30
13.40
45.20
22.40
71.70 494.50
70.30
33.60
39.90
15.40
16.30
8.80
31
53.80
66.10 372.60
33.10
14.80
15.80
7.50
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Total
338.80 889.30 916.80 1428.30 5530.50 5387.80 2066.00 931.10 590.20 423.20 333.90 298.80 19134.70
Ton
Mean
11.30
28.70
30.60
46.10 178.40 179.60
66.60
31.00
19.00
13.70
11.90
9.60
Max
22.40
89.00
57.80 243.50 723.80 450.20 142.40
39.90
32.60
17.30
16.90
19.30 723.80
Min
9.20
9.70
18.80
19.80
32.00
70.30
33.10
25.10
13.90
12.00
9.70
7.50
7.50
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