Basic HTML Version
610
Location : on right bank at the bridge on Chumphon - Prachuap Khiri Khan Highway.
1,814
sq.km.
Amphoe
Tha Sae
Changwat
Chumphon
Ban
Wang Khrok
WATER YEAR : 2012
SOUTHERN PENINSULA EAST COAST
Khlong Tha Taphao at Ban Wang Khrok , Chumphon (X.158)
Lat 10 - 35 - 34 N Long 99 - 08 - 43 E
Drainge Area
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
On right bank about 1 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
1984 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+11.796 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1990 to date
-
1990 to date
Fairly stable.
No overbank flow.
Records good. Stage-discharge relation defined by 31 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
3.14
3.12
4.32
4.16
3.56
3.70
3.78
4.18
8.68
4.70
3.50
3.14
2
3.13
3.20
4.07
3.94
3.56
3.71
3.77
3.87
7.53
3.81
3.45
3.15
3
3.13
3.13
3.96
3.78
3.59
3.93
3.74
3.74
6.60
3.64
3.38
3.15
4
3.13
3.13
4.68
3.72
3.54
3.82
3.67
3.65
5.39
3.56
3.37
3.13
5
3.16
3.13
10.03
3.85
3.49
3.72
3.65
3.68
5.52
3.52
3.40
3.15
6
3.40
3.17
8.45
3.77
3.46
3.77
3.65
3.59
4.96
3.49
3.45
3.32
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
3.36
3.51
5.84
3.71
3.43
4.09
3.63
3.56
4.64
3.48
3.44
3.28
8
3.31
3.47
4.96
3.80
3.41
4.66
3.64
3.59
4.36
3.45
3.41
3.17
9
3.28
3.38
4.53
3.82
3.40
4.30
3.65
3.55
4.12
3.43
3.40
3.10
10
3.28
3.34
4.29
3.72
3.39
4.05
3.72
3.55
3.98
3.41
3.39
3.10
11
3.28
3.30
4.31
3.65
3.39
3.85
3.71
3.50
3.86
3.40
3.37
3.35
12
3.30
3.27
4.59
3.65
3.38
3.96
3.83
3.50
3.73
3.39
3.37
3.28
13
3.47
3.22
4.28
3.60
3.37
3.92
3.71
4.15
3.68
3.38
3.35
3.33
14
3.41
3.20
3.89
3.59
3.35
4.27
3.73
3.84
3.76
3.37
3.35
3.32
15
3.39
3.18
3.79
3.56
3.37
5.57
3.68
3.62
3.76
3.35
3.34
3.18
16
3.30
3.19
3.73
3.54
3.39
5.87
3.61
3.63
3.78
3.35
3.32
3.15
17
3.28
3.30
3.86
3.50
3.51
6.15
3.58
3.60
3.73
3.48
3.28
3.13
18
3.27
3.25
3.90
3.49
3.60
5.38
3.55
3.65
3.69
3.44
3.32
3.10
19
3.27
3.25
3.83
3.65
3.73
4.66
3.59
3.57
3.67
3.38
3.31
3.09
20
3.30
3.36
3.66
3.66
3.57
4.51
3.55
3.78
3.65
3.35
3.31
3.21
21
3.57
3.29
3.62
3.66
3.52
4.25
3.53
3.75
3.63
3.35
3.26
3.23
22
3.51
3.23
3.57
3.57
3.47
4.24
3.49
3.72
3.60
3.35
3.22
3.24
23
3.36
3.18
3.54
3.52
3.49
4.03
3.52
3.60
3.59
3.34
3.20
3.29
24
3.33
3.16
3.50
3.49
3.58
4.00
3.64
3.57
4.18
3.40
3.18
3.17
25
3.30
3.16
3.48
3.48
3.63
3.89
6.23
4.30
4.63
3.40
3.18
3.12
26
3.19
3.30
3.40
3.45
3.69
3.83
4.91
5.95
3.72
3.46
3.17
3.04
27
3.15
3.51
3.40
3.43
3.83
3.79
4.08
8.62
3.59
3.55
3.17
3.03
28
3.15
4.04
3.44
3.55
3.91
3.81
3.83
9.03
3.53
3.57
3.16
3.02
29
3.14
4.11
3.51
3.75
3.95
3.83
3.71
9.12
3.49
3.54
3.01
30
3.13
4.38
3.89
3.74
3.80
3.80
3.65
8.84
3.46
3.45
3.01
31
4.58
3.60
3.73
3.65
3.57
3.44
3.00
----------
--------------
Mean
3.28
3.39
4.34
3.66
3.55
4.25
3.80
4.48
4.33
3.49
3.32
3.16
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Max
3.57
4.58
10.03
4.16
3.95
6.15
6.23
9.12
8.68
4.70
3.50
3.35
10.03
Min
3.13
3.12
3.40
3.43
3.35
3.70
3.49
3.50
3.46
3.34
3.16
3.00
3.00
10.15
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 0.23
m. (MSL.)
14.50
m. (MSL.) ,
14.45
m. (MSL.) ,
Drainage Area 1814 Square Kilometers
at 12.00 Hours , on Jun 5 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation