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WATER YEAR : 2013
THALE SAP SONGKHLA
Khlong U - Taphao at Ban Bang Sala , Songkhla (X.90)
Lat 06 - 55 - 39 N Long 100 - 26 - 37 E
Locat on : on e t an at t e r ge near Wat Bang Sa a, Tam on T ung Lan.
1,547
sq.km.
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
On left bank about 20 meters from the top staff gage.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
+11.201 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Khlong Hoi Khong
Changwat
Songkhla
Ban
Bang Sala
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Arithmetic mean of 5 readings
1971 to date
1971 - 1972 , 1979 to date
-
1971 - 1972 , 1979 to date
Fairly stable because of backwater effect.
No overbank flow.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Records fair. Stage-discharge relation defined by 20 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
3.17
3.73
3.08
3.17
3.00
3.15
3.17
3.10
3.49
2.62
2.62
2.65
2
3.23
3.37
3.03
3.12
3.12
3.17
2.98
2.92
3.99
2.75
2.60
2.61
3
3.25
3.36
3.15
3.11
3.34
3.36
2.97
2.76
4.08
2.67
2.60
2.59
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
3.14
3.28
3.15
3.21
3.41
3.15
3.08
2.65
4.19
2.62
2.59
2.53
5
3.21
3.21
3.12
3.46
3.33
3.18
3.24
2.95
5.18
2.62
2.58
2.47
6
3.35
3.17
3.06
3.33
3.53
3.20
3.45
2.70
6.24
2.85
2.57
2.44
7
3.12
3.63
3.03
3.31
3.31
3.20
3.95
2.69
5.62
2.99
2.57
2.39
8
3.06
3.38
3.00
3.32
3.46
3.11
3.22
2.69
4.50
2.93
2.57
2.33
9
3.17
3.47
3.00
3.26
3.45
2.95
3.18
2.67
3.72
2.71
2.57
2.31
10
3.26
3.24
3.00
3.19
3.08
3.36
3.04
3.06
3.28
2.73
2.56
2.30
11
3.35
3.33
2.96
3.28
3.27
3.00
2.93
2.78
3.26
2.75
2.56
2.29
12
3 45
3 15
3 04
3 34
3 06
3 11
2 96
3 29
3 28
2 75
2 60
2 28
.
.
.
.
.
.
.
.
.
.
.
.
13
3.53
3.25
3.21
3.21
3.00
3.21
3.11
2.90
3.07
2.67
2.85
2.34
14
3.45
2.97
3.10
3.15
3.11
3.02
2.97
3.72
2.97
2.63
2.86
2.40
15
3.40
3.00
3.43
3.27
3.25
3.17
2.92
3.44
2.88
2.75
2.86
2.52
16
3.39
2.94
3.31
3.27
3.24
3.02
2.99
3.06
2.94
2.81
2.86
2.73
17
3.37
3.14
3.23
3.25
3.22
2.98
2.87
3.64
2.93
2.82
2.86
2.71
18
3.32
3.10
3.25
3.24
3.16
2.76
3.14
3.14
3.54
2.80
2.85
2.89
19
3.49
3.34
3.13
3.24
3.07
3.09
3.26
2.84
3.77
2.78
2.84
3.02
20
3.31
3.23
3.58
3.21
3.12
3.15
3.75
3.17
3.17
2.73
2.83
3.10
21
3.33
3.05
3.54
3.10
3.13
3.05
3.53
4.98
2.93
2.67
2.80
3.17
22
3.27
3.02
3.35
3.13
3.14
2.97
3.45
5.69
2.84
2.73
2.77
3.20
23
3.28
2.97
3.18
3.16
3.13
2.98
3.55
6.06
2.73
2.81
2.74
3.20
24
3.27
3.00
3.16
3.15
3.10
3.00
3.25
5.17
2.74
2.88
2.73
3.22
25
3.37
3.01
3.32
3.14
3.08
3.02
2.99
4.08
2.70
2.90
2.73
3.23
26
3.76
3.00
3.02
3.16
3.06
3.08
3.72
3.68
2.77
2.83
2.70
3.21
27
3.37
2.99
2.97
3.17
3.04
3.10
3.47
3.27
2.67
2.70
2.69
3.25
28
3.36
3.04
3.23
3.11
3.04
3.12
3.10
3.11
2.69
2.67
2.68
3.26
29
3.34
3.08
3.25
3.06
3.04
3.17
3.00
3.19
2.63
2.68
3.27
30
3.33
3.10
3.27
3.02
3.03
3.21
3.17
3.30
2.68
2.67
3.27
31
3.15
3.00
3.07
3.28
2.73
2.67
3.27
----------
--------------
Mean
3.32
3.18
3.17
3.20
3.17
3.10
3.22
3.42
3.43
2.75
2.70
2.79
Max
3.76
3.73
3.58
3.46
3.53
3.36
3.95
6.06
6.24
2.99
2.86
3.27
6.24
Min
3.06
2.94
2.96
3.00
3.00
2.76
2.87
2.65
2.63
2.62
2.56
2.28
2.28
6.26
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed -1.16
m. (MSL.)
11.24
m. (MSL.) ,
11.25
m. (MSL.) ,
Drainage Area 1547 Square Kilometers
at 12.00 Hours , on Dec 6 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation
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