Page 696 - Slide 1

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662
Location : on right bank at the bridge.
127
sq.km.
WATER YEAR : 2012
THALE SAP SONGKHLA
Upper Khlong Wat at Ban Hu Rae , Songkhla (X.240)
Lat 06 - 59 - 03 N Long 100 - 19 - 44 E
Amphoe
Hat Yai
Changwat
Songkhla
Ban
Hu Rae
Drainge Area
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
On right bank near the top staff gage.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Arithmetic mean of 5 readings
2004 to date
+25.224 m. (MSL.)
Bench Mark
Type of Gage
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
2004 to date
-
2004 to date
Fairly stable.
No overbank flow.
Records fair. Stage-discharge relation defined by 25 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
17.70
17.75
17.59
17.51
17.49
17.65
17.70
17.76
17.81
19.01
17.76
18.20
2
17.68
17.73
17.58
17.51
17.49
17.64
17.69
17.71
19.32
18.72
17.75
18.07
3
17.97
17.72
17.57
17.51
17.49
17.63
17.70
17.72
18.26
18.94
17.75
18.01
4
17.88
17.70
17.56
17.52
17.50
17.63
17.68
17.71
17.87
20.27
17.79
17.91
5
18.36
17.73
17.59
17.54
17.48
17.63
17.67
17.75
17.80
20.01
17.76
17.80
6
18.40
17.73
17.68
17.63
17.48
17.63
17.67
17.73
17.77
19.60
17.74
17.78
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
17.86
17.68
18.83
17.54
17.47
17.65
17.67
17.70
17.74
19.52
17.73
17.77
8
17.76
17.73
18.27
17.64
17.47
17.71
17.67
17.69
17.73
19.41
17.73
17.85
9
17.71
17.68
18.02
17.56
17.47
18.22
17.66
17.71
17.72
19.25
17.72
17.83
10
17.69
17.66
17.77
17.54
17.47
17.72
17.65
17.69
17.74
19.19
17.72
17.81
11
17.75
17.64
17.69
17.74
17.47
17.69
17.75
17.71
17.75
19.13
17.71
17.79
12
19.79
17.63
17.65
17.60
17.47
17.67
17.71
17.81
17.81
19.08
17.71
17.78
13
18.11
17.63
17.63
17.54
17.48
17.68
17.68
17.76
17.79
18.96
17.74
17.77
14
17.87
17.62
17.62
17.53
17.47
17.70
17.70
17.73
18.49
18.76
17.73
17.75
15
17.79
17.62
17.61
17.53
17.47
17.81
17.75
17.71
19.96
18.48
17.72
17.75
16
17.90
17.62
17.59
17.53
17.47
17.75
17.69
17.70
20.53
18.17
17.71
17.87
17
17.86
17.63
17.59
17.53
17.56
17.70
17.79
17.74
19.48
17.96
17.71
17.76
18
18.01
17.62
17.58
17.53
17.66
17.69
17.72
17.76
19.30
17.92
17.70
17.75
19
18.65
17.62
17.57
17.52
17.69
17.67
17.76
18.28
19.40
17.91
17.69
17.74
20
18.55
17.61
17.56
17.54
17.70
17.66
17.74
17.94
19.26
17.89
17.69
17.73
21
18.13
17.59
17.55
17.55
17.71
17.68
17.74
17.92
20.79
17.87
17.69
17.72
22
17.94
17.59
17.55
17.52
17.70
17.68
17.89
17.80
21.12
17.86
17.69
17.71
23
17.86
17.59
17.55
17.51
17.69
17.66
17.77
17.75
19.67
17.87
17.69
17.71
24
17.98
17.60
17.55
17.51
17.69
17.65
17.77
17.75
19.16
17.85
17.73
17.71
25
17.84
17.60
17.55
17.64
17.74
17.69
17.81
17.74
18.67
17.84
18.92
17.71
26
17.92
17.70
17.55
17.53
17.66
17.77
17.77
17.73
18.33
17.82
20.84
17.71
27
17.88
17.64
17.54
17.51
17.65
17.98
17.74
17.95
18.82
17.81
19.73
17.70
28
17.82
17.72
17.53
17.51
17.71
17.78
17.71
17.91
18.48
17.79
18.58
17.70
29
17.77
17.66
17.53
17.50
17.76
17.77
17.69
17.83
18.30
17.77
17.70
30
17.81
17.60
17.52
17.49
17.68
17.78
17.69
17.67
18.72
17.77
17.70
31
17.59
17.49
17.65
17.69
19.08
17.76
17.70
----------
--------------
Mean
18.01
17.65
17.67
17.54
17.58
17.72
17.72
17.78
18.73
18.52
17.98
17.79
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Max
19.79
17.75
18.83
17.74
17.76
18.22
17.89
18.28
21.12
20.27
20.84
18.20
21.12
Min
17.68
17.59
17.52
17.49
17.47
17.63
17.65
17.67
17.72
17.76
17.69
17.70
17.47
22.80
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 16.97
m. (MSL.)
25.11
m. (MSL.) ,
25.10
m. (MSL.) ,
Drainage Area 127 Square Kilometers
at 18.00 Hours , on Dec 21 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation