Basic HTML Version
486
Location : on left bank at Ban Wang Yen.
10,557 sq.km.
WATER YEAR : 2012
MAE KLONG RIVER BASIN
Khwae Noi River at Ban Wang Yen , Kanchanaburi (K.37)
Lat 13 - 55 - 54 N Long 99 - 25 - 38 E
Amphoe
Mueang
Changwat
Kanchanaburi
Ban
Wang Yen
Drainge Area
Water - stage recorder
+19.840 m. (MSL.)
B.M.-H.D.
On left bank about 5 meters from the automatic gage building.
Elevation
Recording
Arithmetic mean of 24 readings
1984 to date
+33.266 m. (MSL.)
Rating Operation
Period of Available Gage Records
Bench Mark
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
Type of Gage
1984 to date
-
1984 to date
Stable.
No overbank flow.
Records good. Flow regulated by Khao Laem Dam.
Stage-discharge relation defined by 27 discharge measurements made in 2012
Overbank Flow Conditions
General Description
Period of Rating
Rated by Flot
Rated by Current Meter
Stability of Channel Regimes
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
24.51
24.71
24.17
23.85
25.72
25.84
26.02
25.10
24.22
23.54
23.64
24.92
2
24.48
24.40
24.21
23.92
25.59
25.83
25.70
25.09
24.18
23.62
23.67
24.75
3
24.38
24.38
24.12
23.84
25.91
25.67
25.42
25.05
24.15
23.63
23.71
24.67
4
23.67
24.40
24.17
23.75
26.05
25.04
25.29
25.02
23.83
23.71
23.70
24.52
5
23.45
24.41
24.26
23.71
25.98
25.11
25.12
25.08
24.07
23.71
23.46
24.55
6
23.28
24.43
24.06
23.67
25.98
25.24
25.17
24.86
24.16
23.66
24.26
24.49
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
23.82
24.43
24.03
23.68
26.19
25.57
25.17
24.58
23.75
23.67
24.52
24.49
8
24.24
24.40
24.04
24.05
26.22
26.33
25.33
24.26
24.05
23.52
24.52
24.49
9
24.95
24.90
24.12
24.13
25.97
26.71
26.48
23.93
24.05
23.58
24.50
24.51
10
25.18
25.34
24.13
24.06
26.02
26.62
28.12
23.89
24.02
23.64
24.49
24.49
11
25.48
25.03
24.11
24.08
26.12
26.11
27.57
23.95
23.74
23.64
24.44
24.60
12
25.58
24.43
23.96
24.12
26.42
26.24
26.35
23.97
23.74
23.67
24.36
24.68
13
25.52
24.36
23.74
24.08
26.36
26.35
25.70
24.04
23.72
23.67
24.40
24.48
14
24.79
24.41
23.75
24.19
26.46
26.00
25.17
24.29
23.70
23.66
24.45
24.48
15
24.50
24.27
23.62
24.51
26.53
25.97
25.23
24.22
23.68
23.50
24.49
24.48
16
24.47
24.18
23.60
24.58
26.58
26.56
24.97
24.19
23.67
23.61
24.39
24.49
17
24.75
24.23
23.63
24.36
26.51
26.76
24.89
24.21
23.68
23.62
24.15
24.42
18
25.18
24.42
23.80
24.42
26.46
26.49
24.86
24.21
23.62
23.66
24.16
24.32
19
25.51
24.51
24.36
24.67
26.16
26.39
24.79
24.24
23.78
23.61
24.19
24.29
20
25.37
24.47
24.25
25.34
26.43
26.35
24.46
24.14
23.85
23.68
24.04
24.34
21
25.17
24.34
24.22
25.55
26.59
26.08
24.31
24.49
23.74
23.65
24.02
24.35
22
25.00
24.30
24.18
25.09
26.54
25.75
24.25
24.43
23.71
23.52
24.12
24.35
23
24.88
24.32
24.05
24.73
26.43
25.33
24.22
24.33
23.70
23.64
24.35
24.38
24
24.85
24.30
23.91
24.70
26.47
25.15
24.19
24.23
23.71
23.63
24.61
24.37
25
24.91
24.34
23.79
24.63
26.33
25.05
24.17
24.25
23.46
23.60
25.13
24.40
26
24.85
24.33
23.76
24.93
26.03
25.12
24.23
24.26
23.69
23.66
25.37
24.61
27
24.86
24.36
23.71
25.08
26.12
25.30
24.18
24.25
23.69
23.62
25.38
24.35
28
24.85
24.33
23.63
25.57
25.93
25.49
24.61
24.23
23.68
23.64
25.14
24.29
29
24.85
24.27
23.90
26.35
25.96
25.68
25.02
24.22
23.72
23.52
24.31
30
25.07
24.20
23.93
25.86
25.82
26.07
24.99
24.24
23.68
23.61
24.38
31
24.17
25.57
25.69
25.03
23.66
23.65
24.35
----------
--------------
Mean
24.75
24.43
23.97
24.55
26.18
25.87
25.19
24.38
23.81
23.62
24.35
24.47
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Max
25.58
25.34
24.36
26.35
26.59
26.76
28.12
25.10
24.22
23.71
25.38
24.92
28.12
Min
23.28
24.17
23.60
23.67
25.59
25.04
24.17
23.89
23.46
23.50
23.46
24.29
23.28
28.35
m. (MSL.) ,
19.84
m. (MSL.) ,
River Bed 19.95
m. (MSL.)
32.65
m. (MSL.) ,
32.64
m. (MSL.) ,
Drainage Area 10557 Square Kilometers
Left Bank Elevation
Right Bank Elevation
at 12.00 Hours , on Oct 10 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation