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WATER YEAR : 2013
EAST COAST - GULF BASIN
Khlong Yai at Ban Si Bua Thong , Trat (Z.10)
Lat 12 - 28 - 24 N Long 102 - 28 - 49 E
Locat on : on e t an at Ban S Bua T ong
779
sq.km.
Water - stage recorder.
+1.901 m. (MSL.)
B.M.-H.D.
Near automatic gage building.
Elevation
Recording
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
+13.181 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Khao Saming
Changwat
Trat
Ban
Si Bua Thong
Arithmetic mean of 24 readings
1970 to date
1973 - 1978 , 1999 to date
-
1973 - 1978 , 1999 to date
Fairly stable.
No overbank flow
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
Overbank Flow Conditions
Records good. Stage-discharge relation defined by 48 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
3.20
4.81
4.59
5.01
11.25
6.62
7.76
4.27
3.88
3.63
3.30
4.33
2
3.23
4.73
4.39
4.93
9.75
6.05
7.29
4.26
3.87
3.63
3.29
4.05
3
3.27
4.65
4.26
4.76
9.78
5.58
7.20
4.26
3.85
3.61
3.28
4.14
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
3.22
4.62
4.83
4.79
10.16
5.42
6.71
4.21
3.83
3.59
3.27
4.21
5
3.21
4.74
5.21
4.87
9.11
5.37
7.59
4.18
3.83
3.57
3.28
4.21
6
3.24
5.17
4.60
5.02
8.26
5.36
8.66
4.32
3.82
3.56
3.28
4.20
7
3.33
5.99
4.33
7.28
9.60
5.19
10.76
4.50
3.82
3.56
3.30
4.19
8
3.33
4.20
4.15
7.66
9.81
5.26
9.43
4.95
3.82
3.55
3.30
4.18
9
3.31
3.80
4.12
8.25
9.44
5.27
8.32
4.69
3.82
3.55
3.29
4.18
10
3.04
3.60
5.70
8.23
9.45
6.14
7.11
4.44
3.79
3.54
3.27
4.18
11
3.31
3.53
4.82
7.44
8.29
6.06
6.42
4.33
3.76
3.54
3.26
4.17
12
3 40
3 53
5 49
7 37
8 52
6 09
5 81
4 30
3 76
3 52
3 25
4 15
.
.
.
.
.
.
.
.
.
.
.
.
13
3.98
3.59
7.41
6.06
8.40
6.45
5.61
4.37
3.76
3.52
3.26
4.14
14
4.51
3.59
8.24
6.71
9.15
10.02
5.42
4.43
3.76
3.53
3.28
4.14
15
4.55
3.56
7.26
7.33
9.21
11.50
5.66
4.39
3.76
3.50
3.30
4.33
16
4.55
3.62
6.99
10.35
8.21
12.01
7.22
4.53
4.04
3.44
3.29
4.45
17
4.68
4.23
7.04
12.25
7.31
11.50
6.67
4.48
3.91
3.57
3.28
4.47
18
4.80
3.85
7.45
11.61
6.80
9.46
6.62
4.47
3.82
3.64
3.28
4.47
19
4.78
3.78
6.43
8.84
6.18
8.50
6.07
4.35
3.77
3.69
3.28
4.47
20
4.71
3.77
5.84
7.29
5.78
8.70
5.58
3.98
3.77
3.67
3.50
4.44
21
4.58
3.78
5.59
8.47
5.50
8.47
5.25
3.92
3.77
3.62
3.58
4.29
22
4.51
3.87
6.75
9.51
8.31
7.84
5.05
3.93
3.76
3.62
3.50
4.26
23
4.58
3.82
9.66
12.03
8.20
8.28
4.89
3.90
3.76
3.57
3.46
4.26
24
4.92
4.21
11.47
13.07
7.20
7.65
4.79
3.87
3.76
3.48
3.79
4.25
25
5.21
4.28
10.50
13.40
6.28
7.23
4.78
4.12
3.76
3.49
4.35
4.25
26
5.48
4.16
7.56
13.02
5.73
7.33
4.84
4.08
3.76
3.46
4.61
4.27
27
5.21
4.10
6.87
12.69
7.55
7.87
4.62
3.98
3.76
3.45
4.67
4.28
28
5.02
4.14
6.17
11.73
7.86
8.87
4.53
3.94
3.76
3.42
4.62
4.31
29
4.89
4.04
6.05
10.49
6.98
8.16
4.53
3.92
3.76
3.32
4.33
30
4.79
3.96
5.27
10.57
8.61
7.36
4.41
3.89
3.76
3.28
4.31
31
4.53
11.58
7.35
4.35
3.76
3.27
4.27
----------
--------------
Mean
4.16
4.14
6.30
8.79
8.19
7.52
6.26
4.24
3.80
3.53
3.51
4.26
Max
5.48
5.99
11.47
13.40
11.25
12.01
10.76
4.95
4.04
3.69
4.67
4.47
13.40
Min
3.04
3.53
4.12
4.76
5.50
5.19
4.35
3.87
3.76
3.27
3.25
4.05
3.04
13.49
m. (MSL.) ,
1.90
m. (MSL.) ,
River Bed 1.92
m. (MSL.)
15.94
m. (MSL.) ,
15.93
m. (MSL.) ,
Drainage Area 779
Square Kilometers
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at 07.00 Hours, on Jul 25, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation