Basic HTML Version
466
Location : on left bank about 100 meters upstream from Ban Lum Sum railway station
6,991
sq.km.
WATER YEAR : 2012
MAE KLONG RIVER BASIN
Khwae Noi River at Ban Lum Sum , Kanchanaburi (K.10)
Lat 14 - 05 - 38 N Long 99 - 10 - 40 E
Amphoe
Sai Yok
Changwat
Kanchanaburi
Ban
Lum Sum
Drainge Area
Water - stage recorder
+30.400 m. (MSL.)
B.M.-H.D.
On left bank near the gage site.
Elevation
Recording
Arithmetic mean of 24 readings
1965 to date
+52.057 m. (MSL.)
Bench Mark
Zero Gage at Bottom
Type of Gage
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
1965 to date
-
1965 to date
Stable.
No overbank flow.
Records good. Flow regulated by Khao Laem Dam.
Stage-discharge relation defined by 17 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
34.37
34.35
33.77
33.23
36.48
37.03
35.84
35.22
33.47
32.68
32.76
34.21
2
34.43
34.03
33.62
33.34
36.37
36.88
35.74
35.22
33.71
32.61
32.76
34.26
3
33.20
34.28
33.44
33.08
37.54
36.09
35.42
35.17
33.01
32.93
33.12
33.98
4
32.47
34.03
33.89
33.00
37.29
35.57
35.30
35.19
33.29
32.93
32.36
33.79
5
32.18
34.20
33.59
32.87
37.21
35.68
35.00
35.24
33.56
32.70
33.54
33.78
6
32.81
34.17
33.46
32.77
37.39
35.92
35.43
34.64
33.10
32.89
34.22
33.83
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
33.49
34.22
33.38
33.26
37.96
37.09
35.33
34.02
33.36
32.51
34.52
33.69
8
34.77
33.98
33.59
33.73
37.40
38.64
35.51
33.33
33.40
32.58
33.95
33.87
9
36.12
35.94
33.41
33.61
37.19
38.61
36.31
33.10
33.54
32.68
34.44
33.78
10
36.22
36.14
33.67
33.51
37.45
37.81
37.43
33.32
32.88
32.68
34.38
33.75
11
36.70
34.88
33.41
33.88
37.73
37.27
36.21
33.16
32.93
32.79
33.86
34.32
12
36.65
34.16
33.19
33.59
38.25
37.92
35.07
33.33
32.85
32.83
34.30
33.78
13
35.84
34.10
32.94
33.58
38.02
37.34
34.70
33.71
32.82
32.79
34.25
33.83
14
34.34
34.19
32.79
34.16
38.28
36.97
34.62
33.90
32.81
32.37
34.37
33.71
15
34.36
33.85
32.77
34.05
38.54
37.56
34.82
33.56
32.67
32.70
34.40
33.73
16
34.53
33.88
32.70
33.54
38.29
38.20
34.60
33.69
32.89
32.66
33.86
33.78
17
35.19
33.94
32.76
34.19
38.38
38.03
34.47
33.76
32.50
32.79
33.77
33.45
18
36.38
33.97
34.01
34.33
37.73
37.30
34.45
33.72
33.18
32.62
33.92
33.34
19
36.61
34.15
33.71
35.53
37.88
37.62
34.00
33.20
33.07
32.84
33.68
33.41
20
35.92
33.93
33.54
36.65
38.38
37.18
33.61
33.48
32.98
32.75
33.48
33.68
21
35.75
33.57
33.83
36.35
38.50
36.49
33.55
33.64
32.88
32.51
33.70
33.36
22
35.09
34.04
33.73
34.98
38.31
35.86
33.44
33.84
32.93
32.75
33.94
33.63
23
34.90
33.78
33.36
34.70
38.15
35.55
33.60
33.61
32.91
32.74
34.38
33.49
24
35.07
34.00
33.09
34.68
38.22
35.37
33.37
33.55
32.34
32.56
35.35
33.70
25
35.07
33.96
32.97
34.82
37.38
35.20
33.56
33.69
32.84
32.70
35.90
33.79
26
35.06
33.95
33.20
35.37
37.30
35.13
33.42
33.68
32.87
32.71
35.76
33.94
27
35.10
34.04
32.69
35.86
37.43
35.53
33.85
33.66
32.74
32.73
35.40
33.31
28
35.02
33.91
33.12
37.45
37.06
35.44
35.00
33.68
32.92
32.53
34.73
33.47
29
35.09
33.75
33.35
37.83
37.27
35.84
35.26
33.49
32.87
32.75
33.39
30
35.27
33.66
33.32
36.13
36.59
36.41
35.13
33.76
32.67
32.74
33.86
31
33.54
36.54
36.86
35.27
32.44
32.76
33.22
----------
--------------
Mean
34.93
34.15
33.34
34.54
37.64
36.72
34.82
33.89
32.98
32.70
34.11
33.71
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Max
36.70
36.14
34.01
37.83
38.54
38.64
37.43
35.24
33.71
32.93
35.90
34.32
38.64
Min
32.18
33.54
32.69
32.77
36.37
35.13
33.37
33.10
32.34
32.37
32.36
33.22
32.18
38.81
m. (MSL.) ,
30.40
m. (MSL.) ,
River Bed 30.14
m. (MSL.)
50.12
m. (MSL.) ,
46.35
m. (MSL.) ,
Drainage Area 6991 Square Kilometers
at 16.00 Hours , on Sep 8 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation