Basic HTML Version
540
Location : on left bank at Ban Si Bua Thong
779
sq.km.
Drainge Area
WATER YEAR : 2012
EAST COAST - GULF BASIN
Khlong Yai at Ban Si Bua Thong , Trat (Z.10)
Lat 12 - 28 - 24 N Long 102 - 28 - 49 E
Amphoe
Khao Saming
Changwat
Trat
Ban
Si Bua Thong
Water - stage recorder.
+1.901 m. (MSL.)
B.M.-H.D.
Near automatic gage building.
Elevation
Recording
Arithmetic mean of 24 readings
1970 to date
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+13.181 m. (MSL.)
Bench Mark
Type of Gage
1973 - 1978 , 1999 to date
-
1973 - 1978 , 1999 to date
Fairly stable.
No overbank flow
Records very good. Stage-discharge relation defined by 44 discharge measurements made in 2012.
Period of Rating
Rated by Flot
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
3.60
5.74
7.02
6.38
8.51
7.44
7.94
4.38
4.83
3.62
3.50
3.28
2
3.70
5.52
7.21
8.38
8.60
7.31
7.46
4.26
4.61
3.60
3.49
3.29
3
3.66
5.11
7.25
7.92
9.51
7.55
7.29
4.09
4.50
3.57
3.48
3.31
4
3.55
5.08
9.48
7.52
7.98
8.49
6.49
4.09
4.42
3.55
3.47
3.49
5
3.56
5.11
9.79
7.55
7.15
7.23
6.29
4.07
4.12
3.50
3.46
3.55
6
4.34
5.20
6.98
7.06
6.64
7.53
7.21
4.07
4.06
3.52
3.44
3.48
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
4.05
5.40
7.10
6.86
6.42
8.27
7.05
4.16
4.00
3.55
3.44
3.41
8
4.35
5.74
8.88
6.85
6.34
9.46
6.88
4.11
3.98
3.54
3.44
3.36
9
4.05
5.04
7.90
6.94
6.47
8.10
6.70
4.18
3.94
3.52
3.44
3.33
10
4.76
4.81
7.11
6.36
6.63
7.31
6.76
4.25
3.94
3.50
3.52
3.33
11
4.31
4.55
6.94
6.15
6.50
6.99
6.56
4.10
3.92
3.52
3.53
3.30
12
4.00
4.20
7.13
7.01
6.06
6.77
6.02
4.03
3.89
3.48
3.49
3.30
13
3.95
4.95
7.45
8.43
5.98
8.81
5.82
3.99
3.88
3.41
3.44
3.30
14
4.00
5.09
6.63
8.40
5.77
8.39
5.71
3.97
3.85
3.38
3.43
3.31
15
4.56
4.50
6.21
6.66
5.70
10.83
5.64
3.94
3.80
3.41
3.41
3.43
16
4.18
4.63
7.12
6.40
5.85
9.87
5.84
3.90
3.77
3.41
3.38
3.52
17
3.98
5.33
6.34
6.06
6.74
9.01
5.59
4.11
3.76
3.37
3.38
3.42
18
4.26
5.23
6.92
6.70
8.06
8.57
5.11
4.08
3.75
3.48
3.38
3.41
19
3.97
5.27
6.51
6.20
7.97
9.04
4.90
4.12
3.77
3.41
3.39
3.39
20
3.89
5.85
5.87
7.31
7.28
8.04
4.81
4.52
3.73
3.32
3.37
3.36
21
3.77
4.89
5.51
8.23
6.44
8.44
4.76
5.33
3.70
3.32
3.36
3.34
22
3.74
4.84
5.32
6.30
6.34
7.57
4.63
5.63
3.71
3.31
3.35
3.32
23
3.71
4.76
5.10
6.26
6.87
6.92
4.57
4.70
3.61
3.31
3.35
3.30
24
3.72
4.70
5.11
5.98
6.35
6.92
4.52
5.21
3.51
3.32
3.33
3.28
25
3.65
8.18
5.04
6.73
6.73
8.42
4.54
5.57
3.58
3.36
3.32
3.12
26
3.57
9.71
4.94
7.23
7.82
7.51
4.46
4.74
3.69
3.40
3.32
3.03
27
3.62
10.66
5.28
9.26
10.50
6.58
4.38
4.77
3.66
3.49
3.29
3.10
28
3.62
9.92
5.60
7.63
11.51
9.25
4.33
4.60
3.65
3.55
3.28
3.20
29
3.81
9.36
5.95
8.58
11.18
9.25
4.35
5.49
3.65
3.57
3.20
30
5.04
8.84
5.53
10.39
9.74
8.31
4.35
5.69
3.67
3.55
3.20
31
7.29
10.77
7.92
4.50
3.71
3.54
3.20
----------
--------------
Mean
3.97
5.98
6.64
7.37
7.47
8.14
5.66
4.47
3.89
3.46
3.41
3.32
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Max
5.04
10.66
9.79
10.77
11.51
10.83
7.94
5.69
4.83
3.62
3.53
3.55
11.51
Min
3.55
4.20
4.94
5.98
5.70
6.58
4.33
3.90
3.51
3.31
3.28
3.03
3.03
11.69
m. (MSL.) ,
1.90
m. (MSL.) ,
River Bed 1.99
m. (MSL.)
15.93
m. (MSL.) ,
15.93
m. (MSL.) ,
Drainage Area 779
Square Kilometers
at 20.00 Hours, on Aug 28, 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation