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WATER YEAR : 2013
MAE KLONG RIVER BASIN
Khwae Noi River at Ban Wang Yen , Kanchanaburi (K.37)
Lat 13 - 55 - 54 N Long 99 - 25 - 38 E
Locat on : on e t an at Ban Wang Yen.
10,557 sq.km.
Water - stage recorder
+19.840 m. (MSL.)
B.M.-H.D.
On left bank about 5 meters from the automatic gage building.
Elevation
Recording
+33.266 m. (MSL.)
Amphoe
Mueang
Changwat
Kanchanaburi
Ban
Wang Yen
Drainge Area
Bench Mark
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Type of Gage
Arithmetic mean of 24 readings
1984 to date
1984 to date
-
1984 to date
Stable.
No overbank flow.
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Records good. Flow regulated by Khao Laem Dam.
Stage-discharge relation defined by 35 discharge measurements made in 2013
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
24.27
24.82
24.13
23.95
26.89
24.94
25.09
24.46
23.83
23.58
24.41
24.36
2
24.60
24.97
24.14
23.72
25.94
24.79
25.07
24.35
23.84
23.58
24.39
24.31
3
25.05
24.83
24.09
23.58
24.82
24.74
25.02
24.02
23.76
23.58
24.31
24.30
General Description
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
4
25.12
24.79
23.94
23.43
24.71
24.76
25.42
23.91
23.85
23.82
24.36
24.32
5
25.07
24.87
23.96
23.51
24.53
24.78
25.64
23.87
23.78
23.83
24.31
24.19
6
25.41
24.86
24.02
23.41
24.46
24.84
25.35
23.89
23.73
23.84
24.31
24.29
7
25.43
24.59
24.04
23.65
24.65
24.82
25.36
23.82
23.71
24.07
24.31
24.37
8
25.51
24.40
24.09
23.53
24.55
24.84
26.23
23.95
23.79
24.30
24.38
24.35
9
25.44
24.49
24.04
23.39
24.55
24.80
26.29
26.32
23.69
24.37
24.39
24.36
10
25.48
24.50
24.01
23.59
24.53
24.94
25.71
28.02
23.69
24.32
24.33
24.44
11
25.45
24.49
23.88
23.57
24.47
25.34
25.50
26.31
23.74
24.38
24.26
24.57
12
25 58
24 51
23 91
23 62
24 53
25 44
25 08
25 19
23 69
24 45
24 30
24 29
.
.
.
.
.
.
.
.
.
.
.
.
13
25.48
24.44
24.04
23.50
24.50
25.53
24.92
24.69
23.68
24.37
24.38
24.36
14
25.33
24.37
23.76
23.55
24.60
25.45
25.06
24.50
23.69
24.10
24.38
24.37
15
25.21
24.35
23.52
23.48
24.55
25.38
24.95
24.65
23.66
24.36
24.38
24.37
16
25.10
24.41
23.49
23.29
24.45
25.22
24.87
24.55
23.64
24.26
24.35
24.36
17
24.77
24.46
23.37
23.40
24.42
25.28
24.77
24.76
23.67
24.17
24.34
24.36
18
24.94
24.44
23.31
23.21
24.40
25.74
24.86
24.72
23.68
24.17
24.30
24.29
19
25.06
24.51
23.39
23.28
24.30
25.71
25.33
24.54
23.65
24.17
24.26
24.24
20
24.92
24.42
23.42
23.24
24.29
25.66
25.20
24.39
23.63
24.18
24.38
24.37
21
24.95
24.33
23.42
23.22
24.58
25.90
24.92
24.24
23.61
24.18
24.37
24.39
22
24.80
24.39
23.44
23.24
24.73
26.27
24.89
24.14
23.63
24.33
24.38
24.39
23
24.93
24.47
23.51
23.21
25.01
26.26
24.90
24.08
23.57
24.40
24.37
24.41
24
25.03
24.48
23.62
23.47
25.67
25.89
24.82
24.03
23.63
24.43
24.42
24.36
25
24.88
24.60
23.73
23.79
25.72
25.42
24.74
24.04
23.65
24.42
24.53
24.20
26
25.03
24.54
24.01
24.12
25.38
25.18
24.74
23.97
23.58
24.35
24.35
24.28
27
24.88
24.45
23.98
24.37
25.11
25.01
24.89
24.01
23.56
24.38
24.45
24.38
28
24.93
24.29
24.13
24.40
25.05
24.87
24.74
23.97
23.58
24.39
24.37
24.37
29
24.89
23.99
24.13
24.75
24.99
24.72
24.63
23.92
23.60
24.33
24.39
30
24.72
24.05
24.14
26.06
24.97
24.71
24.60
23.87
23.55
24.51
24.33
31
24.13
26.50
24.94
24.51
23.59
24.45
24.29
----------
--------------
Mean
25.08
24.49
23.82
23.78
24.85
25.24
25.10
24.51
23.68
24.20
24.36
24.34
Max
25.58
24.97
24.14
26.50
26.89
26.27
26.29
28.02
23.85
24.51
24.53
24.57
28.02
Min
24.27
23.99
23.31
23.21
24.29
24.71
24.51
23.82
23.55
23.58
24.26
24.19
23.21
28.39
m. (MSL.) ,
19.84
m. (MSL.) ,
River Bed 19.92
m. (MSL.)
32.77
m. (MSL.) ,
32.63
m. (MSL.) ,
Drainage Area 10557 Square Kilometers
Left Bank Elevation
Right Bank Elevation
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at 10.00 Hours , on Nov 10 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation