Page 822 - yearbook2011

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788
Location : on left bank downstream from Ban Mae Phu Tambon Wiang Mok.
Ban
Mae Phu
Amphoe
Thoen
Changwat
Lampang
WATER YEAR : 2011
Yom RIVER BASIN
Nam Mae Mok at Ban Mae Phu , Lampang (Y.26)
Lat 17 - 19 - 37 N Long 99 - 27 - 42 E
784
sq.km.
Method of sampling
Depth Integrating
US.D-49
Period of Available Records
1997-Cont'd
Actual Measurement
1997-Cont'd
2011
Drainge Area
Using Rating Curve Water Year
Instrument Used
17
0.7523
Continued Sediment Station
QS = 1.8811 QW
1.07180
Suspended Sediment , in Tons per Day. Water Year 1 April 2011 to 31 March 2012
Remarks
R-Square
Number of observation
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar Annual
----------
-----------------
1
1.70
1.90
2.70
11.10
15.60
10.00 116.90
16.70
0.80
18.10
18.10
16.00
2
1.70
1.30
2.50
12.60
14.60
7.50 103.80
16.70
0.80
18.10
18.10
16.00
3
1.60
1.30
2.50
19.10
13.10
12.80 170.30
7.80
0.80
17.70
18.10
16.00
4
1.60
1.20
2.50
19.10
12.60
12.60 259.90
7.50
6.40
17.70
18.40
16.00
5
1.60
1.40
4.20
12.00
12.00
12.60 237.10
7.50
16.70
17.70
18.10
15.60
6
1 60
1 40
26 90
11 40
11 70
12 80 186 10
7 50
17 00
17 70
17 70
15 60
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.
.
.
.
.
.
.
.
.
.
.
7
2.90
2.30
10.30
11.70
11.70
18.80 136.40
7.50
17.00
17.70
17.40
15.60
8
2.90
3.30
6.90
13.10
11.70
19.10 105.30
1.80
17.40
17.70
17.00
15.60
9
2.90
4.80
6.70
11.70
11.40
23.00
84.30
1.70
17.40
17.40
17.40
15.60
10
2.90
4.60
6.10
11.70
11.40
26.00
64.30
1.70
17.40
17.40
17.70
15.60
11
2.90
1.90
6.10
12.00
12.30
27.30
50.00
1.60
17.70
18.40
17.70
16.70
12
2.70
1.50
6.10
11.10
12.60
38.10
40.60
1.70
18.10
18.40
17.70
16.30
13
2.70
1.40
6.40
11.10
11.70 389.00
34.60
1.70
18.40
18.40
17.00
16.70
14
2 70
1 90
6 10
11 10
10 60 457 00
30 70
1 70
18 40
18 40
17 00
16 70
.
.
.
.
.
.
.
.
.
.
.
.
15
2.70
1.80
6.40
11.10
10.60 229.80
26.90
1.00
18.80
18.40
17.40
18.10
16
2.50
4.40
8.30
11.10
11.40 124.60
65.00
1.00
18.80
18.40
17.00
9.40
17
2.50
4.20
6.90
11.10
11.10
79.80
64.30
1.00
18.80
18.10
17.00
2.50
18
2.50
6.90
7.80
11.10
12.00
65.60
57.60
1.00
18.80
18.10
17.00
2.90
19
1.90
5.00
6.90
11.10
11.70
50.50
51.00
5.70
19.10
18.10
17.00
2.90
20
1.80
4.00
6.90
11.10
9.10
42.50
41.00
5.70
19.10
18.10
16.70
1.70
21
1.20
3.70
6.70
11.70
7.50
35.10
36.60
5.70
19.10
18.10
16.70
1.60
22
1.20
3.50
6.90
11.40
7.20
30.70
31.10
5.70
19.10
18.10
16.70
1.50
23
1.20
2.70
8.00
11.40
6.40
34.20
26.40
5.70
19.10
18.10
16.30
1.50
24
8.00
2.50
11.40
11.70
6.40
36.60
23.00
1.20
19.10
18.10
16.30
1.50
25
2.10
2.50
10.90
12.60
6.10
41.00
20.50
1.10
18.80
17.70
16.30
1.50
26
1.40
3.30
13.70
11.40
9.10
36.10
19.10
1.00
18.80
18.10
16.30
1.50
27
1.30
2.70
12.80
11.10
9.10
58.70
17.70
1.00
18.80
18.10
16.30
1.50
28
1.30
10.00
14.30
10.90
7.20 207.00
17.40
1.00
18.40
18.10
16.30
1.50
29
1.40
3.70
11.40
10.30
6.40 537.20
17.40
0.90
18.40
18.10
16.30
1.50
30
1.40
3.10
11.10
10.00
7.80 225.50
17.70
0.80
18.80
18.40
1.50
31
2.90
13.70
7.80
17.70
18.80
18.10
1.40
----------
--------------
Total
66.80
97.10 246.40 371.60 319.90 2901.50 2170.70 122.60 504.90 559.00 497.00 278.00 8135.50
Ton
Mean
2.20
3.10
8.20
12.00
10.30
96.70
70.00
4.10
16.30
18.00
17.10
9.00
Max
8.00
10.00
26.90
19.10
15.60 537.20 259.90
16.70
19.10
18.40
18.40
18.10 537.20
Min
1.20
1.20
2.50
10.00
6.10
7.50
17.40
0.80
0.80
17.40
16.30
1.40
0.80
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