Page 368 - yearbook2011

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334
Location : on right bank at the bridge on road.
425
sq.km.
Amphoe
Nong Muang Khai
Changwat
Phrae
Ban
Mae Kham Mi Tamnak Tham
WATER YEAR : 2011
YOM RIVER BASIN
Nam Mae Kham Mi at Ban Mae Kham Mi Tamnak Tham , Phrae (Y.38)
Lat 18 - 15 - 54 N Long 100 - 14 - 28 E
Drainge Area
Water - stage recorder
+170.100 m. (MSL.)
B.M.-H.D.
On right bank about 15 meters from the top staff gage.
Elevation
Recording
Arithmetic means of 24 readings
1999 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+179.900 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1999 to date
-
1999 to date
Fairly stable.
No overbank flow.
Records good. The islet situated of the gage site.
Stage-discharge relation defined by 46 discharge measurements made in 2011.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Period of Rating
Rated by Flot
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
172.16
172.16
172.33
172.52
174.70
172.50
172.38
172.04
171.74
171.66
171.80
171.76
2
172.16
172.20
172.29
172.48
173.93
172.49
172.38
171.99
171.73
171.66
171.80
171.76
3
172.15
172.17
172.26
172.45
173.44
172.57
172.38
171.96
171.70
171.66
171.80
171.76
4
172.12
172.11
172.25
172.55
173.06
172.49
172.38
171.93
171.70
171.66
171.80
171.76
5
172.12
172.12
172.22
172.50
172.87
172.79
172.36
171.91
171.70
171.66
171.80
171.76
6
172.12
172.12
172.41
172.40
172.62
173.23
172.34
171.90
171.70
171.66
171.80
171.76
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
172.12
172.10
172.54
172.39
172.61
172.79
172.28
171.87
171.70
171.66
171.80
171.76
8
172.12
172.17
172.45
172.36
173.21
172.72
172.28
171.86
171.70
171.66
171.80
171.76
9
172.12
172.15
172.35
172.33
173.01
172.67
172.28
171.86
171.70
171.66
171.80
171.76
10
172.13
172.26
172.27
172.30
171.91
172.66
172.28
171.86
171.70
171.66
171.80
171.76
11
172.16
172.98
172.25
172.30
174.34
172.65
172.27
171.86
171.70
171.66
171.80
171.76
12
172.16
172.41
172.24
172.29
173.60
172.60
172.24
171.85
171.70
171.75
171.80
171.78
13
172.16
172.35
172.24
172.26
172.99
172.58
172.30
171.84
171.70
171.82
171.80
171.82
14
172.16
172.40
172.22
172.26
172.85
172.92
172.51
171.84
171.70
171.82
171.80
171.85
15
172.14
172.58
172.18
172.53
172.75
173.04
172.48
171.84
171.70
171.82
171.80
171.86
16
172.14
172.38
172.11
174.63
172.87
172.97
172.46
171.83
171.70
171.82
171.80
171.86
17
172.14
172.34
172.08
173.10
172.77
172.84
172.41
171.80
171.70
171.82
171.80
171.86
18
172.14
172.66
172.07
172.72
172.89
172.58
172.28
171.80
171.70
171.82
171.80
171.86
19
172.14
172.58
172.05
172.66
172.86
172.52
172.26
171.80
171.70
171.82
171.80
171.86
20
172.14
172.69
172.09
172.60
172.88
172.52
172.28
171.80
171.70
171.82
171.80
171.86
21
172.12
172.47
172.08
172.56
172.84
172.58
172.22
171.80
171.70
171.82
171.79
171.83
22
172.04
172.36
172.08
172.53
172.86
172.54
172.21
171.80
171.69
171.82
171.76
171.76
23
172.04
172.32
172.08
172.58
172.73
172.55
172.16
171.80
171.68
171.82
171.76
171.76
24
172.35
172.26
172.08
172.56
172.68
172.58
172.15
171.78
171.67
171.82
171.76
171.76
25
172.42
172.24
172.34
172.54
172.52
172.53
172.13
171.78
171.67
171.82
171.76
171.76
26
172.23
172.18
174.72
172.46
172.51
172.47
172.11
171.79
171.66
171.80
171.76
171.76
27
172.11
172.31
173.89
172.42
172.99
172.42
172.10
171.78
171.66
171.80
171.76
171.76
28
172.07
172.23
173.13
172.40
172.78
172.40
172.10
171.74
171.66
171.80
171.76
171.76
29
172.04
172.22
172.76
172.38
172.59
172.40
172.09
171.74
171.66
171.80
171.76
171.76
30
172.04
172.44
172.63
172.36
172.55
172.38
172.08
171.74
171.66
171.80
171.76
31
172.45
174.95
172.50
172.08
171.66
171.80
171.76
----------
--------------
Mean
172.14
172.34
172.42
172.62
172.96
172.63
172.27
171.84
171.69
171.76
171.79
171.79
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
172.42
172.98
174.72
174.95
174.70
173.23
172.51
172.04
171.74
171.82
171.80
171.86
174.95
Min
172.04
172.10
172.05
172.26
171.91
172.38
172.08
171.74
171.66
171.66
171.76
171.76
171.66
177.20
m. (MSL.) ,
170.10
m. (MSL.) ,
River Bed 171.45
m. (MSL)
180.09
m. (MSL.) ,
180.07
m. (MSL.) ,
Drainage Area 425 Square Kilometers
at 15.00 Hours , on Jul 31 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation