Basic HTML Version
604
Location : on left bank upstream side of the bridge.
36
sq.km.
Amphoe
Mueang
Changwat
Nakhon Si Thammarat
Ban
Wang Kong
WATER YEAR : 2012
SOUTHERN PENINSULA EAST COAST
Khlong Ban Tan at Ban Wang Kong , Nakhon Si Thammarat (X.70)
Lat 08 - 25 - 34 N Long 99 - 51 - 47 E
Drainge Area
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
On left bank about 10 meters from 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
1967 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+21.985 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1967 - 1971 , 1980 , 1989 to date
-
1967 - 1971 , 1980 , 1989 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
15.98
15.78
15.70
15.68
15.68
15.65
15.76
15.80
16.77
16.16
15.73
15.96
2
15.96
15.78
15.70
15.68
15.68
15.64
15.74
15.84
16.37
16.38
15.72
15.92
3
15.94
15.78
15.72
15.68
15.66
15.64
15.72
16.24
16.19
16.49
15.72
15.87
4
15.92
15.77
15.71
15.85
15.66
15.62
15.70
16.14
16.05
16.23
15.72
15.86
5
15.90
15.76
15.70
15.80
15.68
15.62
15.70
15.93
15.94
16.20
15.71
15.84
6
15.90
15.76
15.71
15.80
15.66
15.69
15.68
15.85
15.82
16.45
15.70
15.82
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
15.88
15.76
15.71
15.70
15.66
15.68
15.68
15.83
15.82
16.18
15.70
15.83
8
15.85
15.76
15.76
15.78
15.67
15.68
15.68
15.70
15.79
15.97
15.85
15.78
9
15.85
15.76
15.90
15.65
15.67
15.67
15.68
15.70
15.79
15.97
15.68
15.74
10
15.85
15.76
15.89
15.68
15.67
15.67
15.68
15.70
15.75
15.99
15.68
15.96
11
15.83
15.76
15.79
15.70
15.66
15.66
15.68
15.76
15.82
15.97
15.66
15.88
12
15.80
15.76
15.74
15.70
15.66
15.65
15.64
15.89
15.78
15.95
15.65
15.80
13
15.80
15.75
15.77
15.70
15.66
15.68
15.65
15.78
15.75
15.96
15.84
15.80
14
15.81
15.75
15.76
15.70
15.65
15.69
15.66
15.80
15.77
15.96
15.80
15.80
15
15.81
15.75
15.70
15.70
15.64
15.70
15.66
15.78
16.45
15.87
15.80
15.79
16
15.83
15.73
15.70
15.70
15.63
15.70
15.67
15.76
16.25
15.85
15.78
15.79
17
15.83
15.73
15.70
15.70
15.61
15.70
15.67
15.72
16.03
15.85
15.78
15.78
18
15.80
15.72
15.70
15.70
15.61
15.70
15.67
15.78
15.95
15.86
15.77
15.78
19
15.80
15.72
15.70
15.70
15.60
15.70
15.71
16.01
15.90
15.87
15.77
15.78
20
15.82
15.72
15.70
15.69
15.70
15.69
15.77
15.95
15.98
15.99
15.77
15.78
21
15.82
15.72
15.70
15.69
15.79
15.69
16.13
15.88
15.90
15.97
15.76
15.77
22
15.80
15.71
15.70
15.69
15.76
15.69
16.02
15.80
16.25
15.97
15.76
15.77
23
15.81
15.71
15.70
15.69
15.75
15.69
16.19
15.77
16.60
16.07
15.76
15.77
24
15.84
15.70
15.69
15.69
15.74
15.69
15.94
15.78
16.87
15.90
15.80
15.77
25
15.84
15.70
15.69
15.68
15.74
15.70
15.83
15.80
16.74
15.86
16.02
15.77
26
15.83
15.70
15.69
15.68
15.78
15.71
15.80
15.90
16.56
15.82
16.11
15.76
27
15.82
15.70
15.69
15.68
15.76
15.72
15.80
15.91
16.42
15.78
15.75
15.76
28
15.82
15.72
15.69
15.68
15.69
15.74
15.81
15.93
16.31
15.75
16.00
15.76
29
15.79
15.73
15.69
15.68
15.67
15.77
15.82
16.17
16.42
15.76
15.76
30
15.80
15.73
15.69
15.68
15.67
15.79
15.82
16.12
16.26
15.74
15.76
31
15.70
15.68
15.67
15.80
16.10
15.73
15.76
----------
--------------
Mean
15.84
15.74
15.72
15.70
15.68
15.69
15.77
15.87
16.14
15.98
15.78
15.81
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Max
15.98
15.78
15.90
15.85
15.79
15.79
16.19
16.24
16.87
16.49
16.11
15.96
16.87
Min
15.79
15.70
15.69
15.65
15.60
15.62
15.64
15.70
15.75
15.73
15.65
15.74
15.60
17.00
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 15.57
m. (MSL.)
22.24
m. (MSL.) ,
22.20
m. (MSL.) ,
Drainage Area
36
Square Kilometers
at 12.00 Hours , on Dec 1 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation