Basic HTML Version
542
Location : on left bank near the Meteorological Station.
1,236
sq.km.
WATER YEAR : 2012
EAST COAST - GULF BASIN
Khlong Prasae at Ban Khao Chik , Rayong (Z.11)
Lat 12 - 51 - 20 N Long 101 - 37 - 09 E
Drainge Area
Amphoe
Klaeng
Changwat
Rayong
Ban
Khao Chik
Water - stage recorder
+2.630 m. (MSL.)
B.M.-H.D.
On left bank near the Meteorological Station.
Elevation
Recording
Arithmetic mean of 24 readings
1965 - 1974 , 1989 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+13.420 m. (MSL.)
Type of Gage
Bench Mark
Location BM
1989 to date
-
1989 to date
Fairly stable.
No overbank flow
Records good. Flow effectedn by the concrete weir about 7 kilometers downstream and 5 kilometers above gage site.
Stage-discharge relation defined by 26 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
4.64
4.23
4.70
4.64
5.04
4.74
8.44
8.54
4.98
4.73
4.72
4.69
2
4.64
4.33
4.71
4.63
4.92
4.72
8.47
8.47
4.90
4.72
4.70
4.68
3
4.67
4.52
4.76
4.63
4.82
4.74
8.18
8.18
4.87
4.71
4.70
4.68
4
4.65
4.62
4.73
4.67
4.78
4.71
8.18
8.18
4.85
4.71
4.70
4.69
5
4.65
4.66
4.71
4.77
4.75
4.69
7.97
7.97
4.83
4.71
4.69
4.92
6
4.66
4.58
4.70
4.70
4.73
5.18
7.67
7.67
4.86
4.71
4.70
4.77
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
4.66
4.66
4.69
4.70
4.71
6.55
7.61
7.61
4.83
4.71
4.69
4.72
8
4.65
4.71
4.68
4.68
4.68
6.48
8.17
8.17
4.84
4.70
4.69
4.70
9
4.64
4.73
4.68
4.67
4.67
5.44
8.26
8.26
4.78
4.70
4.69
4.69
10
4.64
4.73
4.70
4.66
4.69
5.01
8.19
8.19
4.77
4.70
4.69
4.69
11
4.67
4.80
4.68
4.70
4.76
5.07
8.27
8.27
4.80
4.70
4.69
4.69
12
4.69
4.78
4.66
4.86
4.82
5.32
8.20
8.20
4.94
4.68
4.69
4.68
13
4.68
4.70
4.65
5.44
4.83
5.57
7.97
7.97
4.85
4.65
4.68
4.68
14
4.77
4.67
4.64
5.52
4.81
5.51
7.58
7.58
4.81
4.57
4.68
4.69
15
4.71
4.66
4.64
5.01
4.77
5.51
7.31
7.31
4.80
4.51
4.69
4.69
16
4.68
4.65
4.64
4.82
4.74
6.78
6.57
6.57
4.78
4.66
4.69
4.69
17
4.67
4.81
4.63
4.76
4.71
7.69
6.81
6.81
4.78
4.67
4.68
4.69
18
4.61
5.27
4.64
4.73
4.73
8.60
7.19
7.19
4.77
4.67
4.68
4.69
19
4.59
5.24
4.63
4.71
4.71
8.60
6.37
6.37
4.75
4.65
4.69
4.68
20
4.61
4.97
4.62
4.70
4.70
8.55
5.70
5.70
4.76
4.65
4.69
4.69
21
4.63
4.79
4.61
4.71
4.68
7.56
5.46
5.46
4.76
4.65
4.70
4.69
22
4.62
4.74
4.65
4.71
4.63
7.38
5.37
5.37
4.76
4.65
4.71
4.69
23
4.58
4.71
4.65
4.70
4.65
6.70
5.27
5.27
4.76
4.65
4.70
4.68
24
4.56
4.70
4.64
4.69
4.66
6.30
5.24
5.24
4.76
4.67
4.69
4.68
25
4.61
4.70
4.65
4.68
4.68
7.10
5.67
5.67
4.76
4.68
4.68
4.67
26
4.67
4.71
4.65
4.67
4.71
7.66
5.35
5.35
4.76
4.68
4.68
4.67
27
4.67
5.13
4.65
4.70
5.00
7.30
5.16
5.16
4.76
4.68
4.68
4.67
28
4.58
5.09
4.64
4.90
4.89
7.37
5.08
5.08
4.76
4.68
4.68
4.67
29
4.40
4.81
4.64
5.03
4.88
8.33
5.02
5.02
4.76
4.68
4.67
30
4.29
4.73
4.64
5.04
4.87
8.14
5.07
5.08
4.76
4.69
4.67
31
4.71
5.02
4.77
5.79
4.74
4.74
4.67
----------
--------------
Mean
4.63
4.75
4.66
4.80
4.77
6.44
6.83
6.86
4.80
4.68
4.69
4.69
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
4.77
5.27
4.76
5.52
5.04
8.60
8.47
8.54
4.98
4.74
4.72
4.92
8.60
Min
4.29
4.23
4.61
4.63
4.63
4.69
5.02
5.02
4.74
4.51
4.68
4.67
4.23
8.87
m. (MSL.) ,
2.63
m. (MSL.) ,
River Bed 3.68
m. (MSL.)
10.79
m. (MSL.) ,
10.83
m. (MSL.) ,
Drainage Area 1236 Square Kilometers
at 06.00 Hours, on Sep 20, 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation