Basic HTML Version
284
Location : on left bank at Ban Tha Phai
-
sq.km.
WATER YEAR : 2012
WANG RIVER BASIN
Wang River at Ban Tha Phai , Tak (W.24)
Lat 17 - 19 - 11 N Long 99 - 04 - 51 E
Drainge Area
Amphoe
Sam Ngao
Changwat
Tak
Ban
Tha Phai
Staff gage
+135.430 m. (MSL.)
B.M.-H.D.
On left bank near the gage site.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Arithmetic mean of 5 readings.
2010 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+146.049 m. (MSL.)
Type of Gage
Bench Mark
Location BM
2010 to date
-
2010 to date
Stable.
No overbank flow.
Records good.Stage-discharge relation defined by 14 discharge measurements made in 2012.
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
137.13
136.78
138.22
137.53
137.71
138.09
138.73
138.06
138.01
138.21
137.14
137.04
2
137.17
136.77
138.07
137.43
137.65
137.94
138.66
138.32
137.93
138.23
137.19
137.00
3
137.19
136.78
137.93
137.43
137.52
137.86
138.78
138.26
137.73
138.21
137.26
137.01
4
137.20
136.81
138.10
137.38
137.51
137.73
138.99
138.18
137.66
138.19
137.44
136.99
5
137.20
136.92
138.12
137.34
137.46
139.47
139.06
138.33
137.58
138.17
137.41
136.96
6
137.10
137.18
138.10
137.29
137.43
141.81
139.94
138.57
137.60
137.32
137.45
136.94
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
137.11
138.45
138.61
137.65
137.42
140.64
140.97
138.43
137.58
138.17
137.45
136.94
8
137.16
139.13
138.71
137.71
137.42
140.10
141.01
138.26
137.54
138.16
137.43
136.98
9
137.17
140.01
138.67
137.76
137.41
141.37
140.06
138.08
137.49
138.15
137.42
137.03
10
137.09
139.16
139.51
137.79
137.41
142.95
139.47
137.96
137.43
138.15
137.40
137.06
11
137.01
138.91
140.11
137.81
137.48
142.72
139.12
137.85
137.41
138.14
137.35
137.18
12
137.00
138.38
139.58
137.82
137.68
142.24
138.88
137.80
137.39
138.17
137.19
137.24
13
137.00
137.99
138.94
137.83
137.70
141.55
138.70
137.77
137.35
138.21
137.15
137.24
14
136.99
137.83
138.55
137.69
137.61
140.89
138.61
138.06
137.33
138.27
137.06
137.24
15
137.05
137.66
138.32
137.56
137.52
140.81
138.52
137.71
137.31
138.34
137.03
137.24
16
137.10
137.56
138.13
137.47
137.42
142.75
138.50
137.71
137.30
137.36
137.02
137.22
17
137.15
137.53
138.04
137.43
137.38
143.65
138.39
137.69
137.29
137.26
136.99
137.17
18
137.16
137.69
137.95
137.43
137.35
143.78
138.28
137.66
137.22
137.33
136.97
137.10
19
137.15
137.81
137.84
137.39
137.31
142.56
138.23
137.65
137.21
137.40
137.00
137.06
20
137.14
137.84
137.76
137.33
137.31
140.65
138.19
137.65
137.20
137.42
137.04
137.03
21
137.13
137.83
137.71
137.28
137.27
140.00
138.16
137.67
137.19
137.47
137.02
137.01
22
137.10
137.76
137.64
137.37
137.25
139.49
138.11
137.61
137.19
137.50
137.07
136.99
23
137.06
137.66
137.60
137.42
138.06
139.23
138.04
137.51
137.18
137.55
137.11
136.97
24
137.03
137.59
137.53
137.41
138.47
138.98
137.98
137.45
137.18
137.51
137.17
136.94
25
137.00
137.56
137.49
137.41
138.12
138.82
137.96
137.68
137.17
137.30
137.18
136.92
26
136.98
137.60
137.46
137.54
137.91
138.74
137.94
137.60
137.16
137.32
137.15
136.91
27
136.98
137.93
137.45
137.81
137.80
138.75
137.90
137.74
137.14
137.27
137.12
136.89
28
136.97
138.04
137.45
137.85
137.91
138.69
137.86
137.73
137.17
137.21
137.08
136.92
29
136.90
138.03
137.49
137.71
138.45
138.64
137.83
137.72
137.18
137.12
136.88
30
136.82
138.18
137.59
137.76
138.72
138.74
137.83
137.85
137.17
137.09
136.97
31
138.43
137.82
138.23
137.83
137.17
137.08
137.10
----------
--------------
Mean
137.07
137.86
138.16
137.56
137.67
140.32
138.66
137.89
137.37
137.72
137.19
137.04
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
137.20
140.01
140.11
137.85
138.72
143.78
141.01
138.57
138.01
138.34
137.45
137.24
143.78
Min
136.82
136.77
137.45
137.28
137.25
137.73
137.83
137.45
137.14
137.08
136.97
136.88
136.77
143.80
m. (MSL.) ,
135.43
m. (MSL.) ,
River Bed 136.74
m. (MSL.)
144.81
m. (MSL.) ,
144.87
m. (MSL.) ,
Drainage Area
Square Kilometers
at 12.00 Hours , on Sep 18 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation