Basic HTML Version
636
Location : on left bank at Ban Nong Chik.
68
sq.km.
WATER YEAR : 2011
SOUTHERN PENINSULA EAST COAST
Lower Khlong Tako at Ban Nong Chik , Chumphon (X.270)
Lat 09 - 57 - 15 N Long 99 - 04 - 47 E
Drainge Area
Amphoe
Thung Tako
Changwat
Chumphon
Ban
Nong Chik
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On left bank downstream at the footpath.
Elevation
Recording
Arithmetic means of 24 readings
2009 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+9.930 m. (MSL.)
Type of Gage
Bench Mark
Location BM
2009 to date
-
2009 to date
Stable.
No overbank flow.
Records fair. Stage-discharge relation defined by 33 discharge measurements made in 2011.
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
3.77
2.37
2.36
3.32
2.56
2.49
2.63
2.78
2.61
2.50
3.29
2.28
2
3.37
2.35
2.36
3.03
2.44
2.43
2.83
2.97
2.55
6.97
2.96
2.27
3
3.14
2.36
2.36
2.85
2.37
2.39
2.94
2.78
2.52
7.83
2.84
2.27
4
3.02
2.37
2.36
2.76
2.34
2.42
2.85
2.68
2.61
4.83
2.79
2.27
5
3.04
2.36
2.36
2.60
2.29
2.38
2.73
2.58
2.58
3.73
2.68
2.29
6
3.05
2.60
2.36
2.50
2.27
2.36
2.61
2.51
2.49
3.46
2.61
2.29
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
3.08
2.53
2.35
2.43
2.24
2.35
2.52
2.48
2.45
3.23
2.57
2.28
8
2.91
2.69
2.35
2.38
2.21
2.35
2.47
2.42
2.42
3.12
2.53
2.25
9
2.80
3.38
2.35
2.36
2.20
2.35
2.43
2.39
2.54
3.05
2.51
2.31
10
2.71
3.62
2.35
2.36
2.23
2.64
2.40
2.37
2.97
3.00
2.48
2.29
11
2.64
3.56
2.38
2.36
2.25
4.23
2.40
2.38
2.73
2.95
2.46
2.27
12
2.59
3.00
2.36
2.35
2.30
5.27
2.43
2.86
2.60
2.90
2.46
2.25
13
2.55
2.78
2.35
2.36
2.27
3.51
2.37
4.46
2.53
2.84
2.45
2.27
14
2.52
2.62
2.35
2.35
2.23
3.04
2.35
4.68
2.48
2.79
2.45
2.26
15
2.49
2.56
2.35
2.35
2.20
2.85
2.34
3.43
2.45
2.77
2.44
2.23
16
2.46
2.73
2.35
2.33
2.18
2.70
2.33
3.06
2.42
2.74
2.44
2.22
17
2.42
2.73
2.34
2.27
2.16
2.60
2.31
2.89
2.41
2.69
2.43
2.23
18
2.41
2.89
2.34
2.27
2.15
2.54
2.24
2.76
2.40
2.66
2.43
2.31
19
2.42
3.49
2.36
2.21
2.15
2.50
2.32
2.66
2.39
2.67
2.51
2.27
20
2.76
3.43
2.41
2.20
2.25
2.53
2.51
2.59
2.38
2.64
2.57
2.33
21
2.47
2.99
2.35
2.17
2.54
2.52
2.64
2.59
2.37
2.69
2.45
2.26
22
2.41
2.69
2.35
2.21
2.25
2.59
2.67
2.53
2.37
2.61
2.44
2.22
23
2.39
2.58
2.37
2.28
2.20
2.52
2.89
2.74
2.37
2.57
2.43
2.20
24
2.38
2.55
2.44
2.25
2.15
2.59
2.86
5.23
2.52
2.55
2.42
2.19
25
2.38
2.49
2.37
2.34
2.15
2.65
2.69
4.55
4.17
2.53
2.42
2.17
26
2.37
2.45
2.37
2.37
2.49
2.88
3.17
3.27
3.07
2.51
2.41
2.15
27
2.36
2.41
2.35
2.35
2.70
2.72
3.28
3.01
2.83
2.49
2.41
2.22
28
2.36
2.39
2.35
2.34
3.30
2.63
2.92
2.87
2.72
2.48
2.41
2.20
29
2.35
2.38
2.35
2.34
3.14
2.59
2.83
2.77
2.62
2.46
2.41
2.18
30
2.38
2.40
2.77
2.51
2.82
2.66
2.84
2.67
2.56
2.54
2.17
31
2.39
2.53
2.61
2.78
2.51
3.89
2.17
----------
--------------
Mean
2.67
2.71
2.37
2.43
2.38
2.74
2.63
3.00
2.60
3.18
2.54
2.24
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
3.77
3.62
2.77
3.32
3.30
5.27
3.28
5.23
4.17
7.83
3.29
2.33
7.83
Min
2.35
2.35
2.34
2.17
2.15
2.35
2.24
2.37
2.37
2.46
2.41
2.15
2.15
8.55
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 1.75
m. (MSL)
9.91
m. (MSL.) ,
9.92
m. (MSL.) ,
Drainage Area
68
Square Kilometers
at 18.00 Hours , on Jan 2 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation