Basic HTML Version
680
Location : on right bank at Ban Thung Prap.
118
sq.km.
WATER YEAR : 2014
THALE SAP SONGKHLA
Khlong La Pang at Ban Thung Prap , Songkhla (X.113)
Lat 06 - 37 - 59 N Long 100 - 23 - 46 E
Drainge Area
Amphoe
Sadao
Changwat
Songkhla
Ban
Thung Prap
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
About 15 meters from the gage observer's house.
Elevation
13-time daily readings at 06.00 - 18.00 hours.
Arithmetic mean of 13 readings
1979 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+37.552 m. (MSL.)
Type of Gage
Bench Mark
Location BM
1979 to date
-
1979 to date
Fairly stable.
No overbank flow.
Records good. Stage-discharge relation defined by 27 discharge measurements made in 2014.
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
32.45
31.92
31.86
31.94
31.89
31.86
35.22
32.53
32.21
32.62
32.03
31.96
2
32.75
31.99
31.86
31.85
31.82
31.85
33.65
32.35
32.66
32.54
32.02
31.96
3
32.93
32.40
32.25
31.83
31.81
31.84
33.96
32.26
34.46
32.50
32.02
31.96
4
33.51
32.05
31.90
31.82
31.80
31.83
34.45
33.71
33.73
32.46
32.01
31.96
5
32.30
32.03
31.89
31.82
31.80
31.85
33.54
33.38
33.01
32.43
32.01
31.96
6
31.94
32.86
31.88
31.82
31.80
31.85
34.99
32.24
35.25
32.39
32.01
31.96
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2014 to March 31, 2015
7
31.93
31.95
31.86
31.82
31.80
31.83
34.72
32.27
33.49
32.35
32.01
31.96
8
32.69
32.98
31.85
31.83
31.80
31.87
33.68
33.70
32.61
32.36
32.01
31.96
9
31.89
32.19
31.84
31.87
31.80
31.91
32.65
33.99
32.40
32.37
32.00
32.18
10
32.96
31.95
31.84
31.88
31.80
31.96
34.04
32.82
32.30
32.28
32.00
31.97
11
32.24
31.93
31.84
31.83
32.40
32.00
33.09
34.11
32.24
32.26
32.00
31.97
12
31.94
31.90
31.92
31.85
31.94
32.05
32.73
32.78
32.21
32.23
32.00
31.95
13
31.89
31.89
31.94
31.82
31.85
31.97
34.61
32.49
32.18
32.21
32.00
31.94
14
32.05
31.88
31.86
31.82
31.88
31.91
33.31
32.79
32.23
32.18
32.00
31.93
15
32.71
31.92
31.85
31.82
32.20
32.38
33.68
32.59
32.47
32.17
32.00
31.93
16
33.29
32.03
31.84
31.81
31.86
33.89
35.32
32.33
33.21
32.16
32.00
31.92
17
33.12
31.91
31.84
31.81
31.83
32.28
33.43
32.22
35.59
32.14
31.99
31.92
18
32.05
31.89
31.85
31.81
31.82
31.94
32.92
32.20
35.59
32.14
31.98
31.92
19
32.41
32.36
31.83
31.81
31.81
31.91
33.95
32.23
34.10
32.13
31.98
31.92
20
31.92
32.07
31.83
31.81
31.81
31.90
33.01
32.18
33.20
32.12
31.98
31.91
21
31.90
31.93
31.82
31.80
31.81
31.89
32.42
32.13
34.67
32.11
31.98
31.94
22
31.89
31.89
31.81
31.80
31.81
31.91
32.51
32.69
35.45
32.10
31.98
31.91
23
31.89
31.88
31.81
31.80
32.57
31.86
33.79
35.89
34.96
32.10
31.98
31.91
24
31.87
31.87
31.85
31.80
32.71
32.80
34.00
33.68
34.35
32.09
31.98
31.90
25
31.86
31.87
31.82
31.80
32.32
32.22
32.71
32.70
34.12
32.09
31.98
31.90
26
32.74
31.87
31.81
31.85
31.93
32.22
32.41
32.54
33.68
32.09
31.97
31.90
27
32.38
31.86
31.81
31.84
32.19
31.92
34.79
32.49
33.93
32.08
31.97
31.90
28
31.89
31.86
31.81
31.82
32.23
33.54
34.20
32.35
33.39
32.06
31.97
31.90
29
32.52
31.86
31.80
31.80
31.90
32.27
34.28
32.36
33.02
32.04
31.89
30
32.09
31.86
31.82
31.81
31.98
33.02
34.24
32.24
32.84
32.04
31.89
31
31.93
31.81
31.88
33.53
32.73
32.03
31.89
----------
--------------
Mean
32.33
32.03
31.86
31.83
31.96
32.15
33.74
32.81
33.49
32.22
31.99
31.94
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
33.51
32.98
32.25
31.94
32.71
33.89
35.32
35.89
35.59
32.62
32.03
32.18
35.89
Min
31.86
31.86
31.80
31.80
31.80
31.83
32.41
32.13
32.18
32.03
31.97
31.89
31.80
36.60
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 31.83
m. (MSL.)
37.89
m. (MSL.) ,
37.89
m. (MSL.) ,
Drainage Area 118 Square Kilometers
at 06.00 Hours , on Nov 23 , 2014
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation