Page 604 - yearbook2011

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570
Location : on left bank at the bridge on highway.
78
sq.km.
Drainge Area
WATER YEAR : 2011
EAST COAST - GULF BASIN
Khlong Hin Dat at Ban Pong Rong Sen , Chanthaburi (Z.21)
Lat 12 - 47 - 15 N Long 102 - 15 - 33 E
Amphoe
Makham
Changwat
Chanthaburi
Ban
Pong Rong Sen
Water - stage recorder
+21.200 m. (MSL.)
B.M.-H.D.
On left bank about 40 meters from the top staff gage.
Elevation
Recording
Arithmetic means of 24 readings
1983 to date
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+27.671 m. (MSL.)
Bench Mark
Type of Gage
1984 to date
-
1984 to date
Fairly stable.
No overbank flow.
Records good. Stage-discharge relation defined by 30 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
21.97
21.94
21.84
22.36
23.90
23.05
22.99
22.15
21.88
21.97
21.86
21.97
2
21.97
21.86
21.88
22.32
23.29
23.06
23.08
22.14
21.88
21.96
21.85
22.00
3
21.98
21.84
21.96
22.33
22.80
22.97
22.86
22.12
21.87
21.98
21.85
22.01
4
21.98
21.83
21.88
22.26
22.66
22.97
22.99
22.12
21.87
21.99
21.85
22.03
5
22.02
21.83
21.86
22.18
22.52
23.22
22.95
22.11
21.87
21.97
21.85
22.05
6
22.00
21.87
21.84
22.13
22.44
23.00
22.91
22.11
21.87
22.01
21.85
21.93
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
22.00
21.89
21.82
22.09
22.59
22.89
22.86
22.09
21.86
22.26
21.84
22.01
8
22.00
21.90
21.84
22.09
22.58
23.67
23.01
22.05
21.86
22.01
21.84
22.08
9
22.00
21.90
21.91
22.22
22.58
23.79
22.84
22.08
21.85
22.01
21.84
22.14
10
22.00
22.12
21.93
22.19
22.78
23.58
23.33
22.05
21.84
21.92
21.84
22.19
11
21.99
22.01
21.97
22.11
22.84
24.66
22.92
22.03
21.84
21.89
21.81
22.19
12
21.97
22.01
22.24
22.26
22.74
24.40
22.85
22.00
21.82
21.89
21.83
22.09
13
21.99
21.97
22.89
22.36
22.53
23.72
23.24
22.00
21.79
21.89
21.83
22.09
14
22.00
21.93
22.26
22.37
22.63
23.39
22.90
21.99
21.81
21.87
21.83
22.08
15
22.00
22.03
22.31
22.40
23.36
23.19
22.64
21.98
21.80
21.87
21.83
22.06
16
21.99
22.01
22.47
22.40
23.30
23.00
22.77
21.97
21.80
21.84
21.83
22.07
17
21.98
21.91
23.18
22.28
23.34
22.99
22.89
21.97
21.80
21.85
21.83
22.06
18
21.98
22.28
22.97
22.19
22.86
22.92
22.72
21.96
21.79
21.94
21.89
22.03
19
21.97
22.03
22.81
22.15
22.76
23.09
22.54
21.95
21.79
21.86
21.86
22.05
20
21.97
21.97
22.76
23.09
22.63
23.75
22.53
21.95
21.79
21.89
21.88
22.07
21
21.96
21.93
22.49
23.78
22.56
23.26
22.44
21.95
21.79
21.89
21.86
22.06
22
21.97
21.96
22.68
22.92
22.49
23.53
22.40
21.95
21.91
21.88
21.86
22.02
23
21.99
21.95
22.45
22.74
22.44
23.39
22.37
21.94
21.79
21.90
21.83
22.03
24
22.02
21.90
22.25
22.64
22.42
23.49
22.37
21.93
21.77
21.93
21.83
22.09
25
22.02
21.99
22.15
22.57
22.40
23.33
22.35
21.91
21.75
21.88
21.83
22.23
26
22.05
21.99
22.12
23.21
22.40
23.22
22.27
21.91
21.73
21.87
21.88
22.13
27
22.12
21.94
23.55
22.72
22.83
23.15
22.18
21.91
21.73
21.86
21.72
22.09
28
22.04
21.93
24.13
22.57
22.70
23.14
22.28
21.91
21.72
21.85
21.71
22.10
29
22.07
21.93
22.84
23.20
23.84
23.09
22.22
21.91
21.73
21.79
21.71
22.09
30
22.11
21.99
22.44
23.19
23.56
23.18
22.19
21.90
21.72
21.86
22.08
31
21.96
22.68
23.11
22.21
21.71
21.87
22.10
----------
--------------
Mean
22.00
21.95
22.39
22.52
22.83
23.34
22.68
22.00
21.81
21.92
21.83
22.07
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
22.12
22.28
24.13
23.78
23.90
24.66
23.33
22.15
21.91
22.26
21.89
22.23
24.66
Min
21.96
21.83
21.82
22.09
22.40
22.89
22.18
21.90
21.71
21.79
21.71
21.93
21.71
25.87
m. (MSL.) ,
21.20
m. (MSL.) ,
River Bed 20.70
m. (MSL)
29.69
m. (MSL.) ,
29.67
m. (MSL.) ,
Drainage Area 78 Square Kilometers
at 20.00 Hours, on Sep 11, 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation