Basic HTML Version
670
Location : on right bank at the bridge.
127
sq.km.
Drainge Area
WATER YEAR : 2011
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
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 means of 5 readings
2004 to date
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+25.224 m. (MSL.)
Bench Mark
Type of Gage
2004 to date
-
2004 to date
Stable.
No overbank flow.
Records good. Stage-discharge relation defined by 32 discharge measurements made in 2011.
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
18.75
18.19
18.07
18.01
18.01
17.84
17.67
19.25
18.79
23.13
18.59
17.82
2
20.33
18.57
18.15
18.01
18.00
17.72
17.66
18.80
18.66
21.93
18.50
17.82
3
19.31
18.27
18.13
18.05
18.00
17.66
17.64
18.31
18.53
22.25
18.48
17.85
4
18.73
18.25
18.10
18.03
18.03
17.63
17.63
18.22
18.49
20.12
18.43
18.06
5
18.55
18.41
18.09
18.01
17.74
17.62
17.65
18.42
19.34
19.51
18.38
18.23
6
18.54
18.26
18.09
18.01
17.42
17.59
17.65
18.55
18.69
19.19
18.34
18.06
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
18.44
18.21
18.07
18.00
17.45
17.57
17.64
18.94
18.51
18.99
18.30
17.90
8
18.36
18.18
18.09
18.00
17.45
17.60
17.62
18.17
18.39
18.84
18.27
17.87
9
18.33
18.16
18.13
18.00
17.44
17.56
17.64
18.00
18.32
19.55
18.24
17.99
10
18.30
18.15
18.08
17.99
17.44
17.55
17.62
17.89
18.30
21.26
18.20
18.01
11
18.27
18.16
18.29
18.01
17.43
18.21
17.60
18.02
19.81
21.76
18.19
17.97
12
18.26
18.14
18.15
18.01
17.44
20.49
17.60
18.01
19.33
21.05
18.16
18.00
13
18.24
18.16
18.15
18.01
17.51
18.98
17.57
18.22
21.02
23.03
18.15
17.96
14
18.23
18.12
18.16
18.00
17.46
18.34
17.60
17.97
19.74
21.61
18.13
17.92
15
18.21
18.11
18.11
17.99
17.55
18.11
17.57
17.97
19.35
21.07
18.12
17.91
16
18.28
18.17
18.09
18.01
17.63
18.00
17.82
18.18
21.68
20.04
18.13
17.84
17
18.20
18.13
18.07
18.01
18.70
17.90
17.64
18.10
22.64
19.77
18.07
17.77
18
18.27
18.20
18.15
18.00
17.85
17.84
17.61
18.32
20.99
19.51
18.04
17.75
19
18.38
18.27
18.10
17.99
17.63
17.82
17.64
18.12
20.81
21.22
18.18
17.73
20
18.54
18.17
18.07
17.99
17.61
17.83
17.72
18.00
19.74
22.34
18.07
17.72
21
18.29
18.29
18.06
17.99
17.79
17.80
17.80
21.02
19.48
20.44
18.03
17.84
22
18.23
18.16
18.05
17.99
17.61
17.76
17.94
21.80
21.18
20.03
17.98
17.75
23
18.21
18.15
18.05
18.01
17.89
17.73
17.71
21.99
19.83
19.45
17.93
17.71
24
18.19
18.13
18.04
18.00
17.60
17.72
17.65
22.89
19.49
19.19
17.89
17.69
25
18.17
18.11
18.06
18.02
17.56
17.69
17.74
23.29
19.19
19.01
17.88
17.69
26
18.16
18.11
18.04
18.03
17.80
17.70
17.67
21.12
19.00
18.85
17.88
17.68
27
18.15
18.09
18.02
18.02
18.05
17.70
17.72
20.47
18.79
18.76
17.90
17.68
28
18.15
18.08
18.01
18.01
18.20
17.71
17.66
19.97
18.69
18.67
17.90
17.70
29
18.14
18.07
18.01
18.10
18.25
17.81
17.64
19.51
18.62
18.58
17.89
17.68
30
18.18
18.12
18.00
18.10
18.17
17.71
17.81
19.04
18.70
18.55
17.66
31
18.07
18.02
17.96
20.02
19.44
18.61
17.66
----------
--------------
Mean
18.41
18.18
18.09
18.01
17.76
17.91
17.75
19.22
19.47
20.20
18.15
17.84
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Max
20.33
18.57
18.29
18.10
18.70
20.49
20.02
23.29
22.64
23.13
18.59
18.23
23.29
Min
18.14
18.07
18.00
17.99
17.42
17.55
17.57
17.89
18.30
18.55
17.88
17.66
17.42
23.90
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 17.18
m. (MSL)
25.11
m. (MSL.) ,
25.10
m. (MSL.) ,
Drainage Area 127 Square Kilometers
at 12.00 Hours , on Jan 1 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation