Basic HTML Version
610
i
l f b k h b id hi h
WATER YEAR : 2013
EAST COAST - GULF BASIN
Khlong Nak at Ban Bo Rai , Trat (Z.59)
Lat 12 - 21 - 45 N Long 102 - 32 - 38 E
Locat on : on e t an at t e r ge on g way.
-
sq.km.
Water - stage recorder
+16.570 m. (MSL.)
B.M.-H.D.
On left bank near the gage site.
Elevation
Recording
Amphoe
Bo Rai
Changwat
Trat
Ban
Bo Rai
Gage Reading Frequency
Zero Gage at Bottom
+25.570 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Drainge Area
Arithmetic mean of 24 readings
2010 to date
2010 to date
-
2010 to date
Rather unstable.
No overbank flow.
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Records good. Stage-discharge relation defined by 14 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
21.84
21.86
21.91
19.89
20.92
20.19
20.38
21.94
21.90
21.87
21.87
21.85
2
21.84
21.86
21.90
19.81
20.80
20.17
20.27
21.93
21.89
21.87
21.87
21.85
3
21.84
21.86
22.09
19.88
21.22
20.12
20.28
21.93
21.89
21.87
21.86
21.85
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
21.84
21.86
22.00
19.94
20.84
20.08
20.80
21.93
21.89
21.87
21.86
21.85
5
21.84
21.86
21.90
19.88
20.63
20.05
21.68
21.93
21.89
21.87
21.85
21.85
6
21.84
21.88
21.88
19.85
20.54
20.09
22.06
21.93
21.89
21.87
21.85
21.85
7
21.84
21.88
21.90
20.14
20.89
20.07
21.05
21.97
21.89
21.87
21.86
21.85
8
21.84
21.86
21.91
20.63
20.89
20.13
20.62
21.97
21.89
21.87
21.85
21.85
9
21.85
21.86
21.91
20.86
21.22
20.13
20.43
21.95
21.89
21.87
21.85
21.85
10
21.85
21.86
21.99
20.47
21.34
20.27
20.30
21.94
21.89
21.87
21.85
21.85
11
21.84
21.86
21.91
20.30
20.95
20.44
20.23
21.93
21.89
21.87
21.86
21.84
12
21 84
21 86
22 02
20 14
20 92
20 28
20 14
21 93
21 89
21 87
21 86
21 84
.
.
.
.
.
.
.
.
.
.
.
.
13
21.87
21.86
22.10
20.04
20.64
20.43
20.10
21.92
21.89
21.87
21.85
21.84
14
21.87
21.86
22.07
20.33
20.82
21.98
20.08
21.92
21.89
21.87
21.86
21.84
15
21.88
21.86
22.04
21.58
20.60
20.99
20.08
21.91
21.90
21.87
21.86
21.84
16
21.88
21.88
21.55
22.49
20.39
21.78
20.07
21.93
21.95
21.87
21.85
21.83
17
21.90
21.86
21.11
21.45
20.23
20.98
20.08
21.92
21.91
21.87
21.86
21.83
18
21.90
21.86
20.65
20.72
20.21
20.95
20.19
21.92
21.90
21.87
21.86
21.83
19
21.87
21.87
20.11
20.95
20.17
20.65
20.19
21.91
21.90
21.87
21.86
21.83
20
21.87
21.86
20.01
21.06
20.11
20.66
20.19
21.92
21.90
21.87
21.86
21.83
21
21.88
21.87
20.10
21.06
20.12
20.63
20.16
21.92
21.88
21.87
21.85
21.83
22
21.89
21.87
20.19
21.24
21.20
21.00
20.15
21.91
21.88
21.87
21.86
21.85
23
21.89
21.86
21.93
21.26
20.60
20.46
20.14
21.91
21.88
21.87
21.86
21.85
24
21.89
21.87
21.36
22.38
20.46
20.46
20.12
21.91
21.88
21.87
21.85
21.84
25
21.88
21.87
20.64
21.17
20.33
20.41
20.64
21.91
21.88
21.87
21.86
21.85
26
21.89
21.89
20.41
21.38
20.26
20.72
21.62
21.90
21.88
21.87
21.85
21.85
27
21.87
21.88
20.30
21.03
20.50
21.06
21.83
21.90
21.88
21.87
21.86
21.85
28
21.87
21.88
20.11
21.40
20.30
20.54
21.86
21.90
21.88
21.87
21.85
21.85
29
21.87
21.87
20.02
20.93
20.23
20.45
21.86
21.90
21.88
21.87
21.85
30
21.87
21.87
19.95
23.25
20.24
20.42
21.92
21.90
21.88
21.87
21.85
31
21.87
21.59
20.19
21.93
21.88
21.88
21.85
----------
--------------
Mean
21.86
21.87
21.27
20.87
20.61
20.55
20.69
21.92
21.89
21.87
21.86
21.84
Max
21.90
21.89
22.10
23.25
21.34
21.98
22.06
21.97
21.95
21.88
21.87
21.85
23.25
Min
21.84
21.86
19.95
19.81
20.11
20.05
20.07
21.90
21.88
21.87
21.85
21.83
19.81
24.65
m. (MSL.) ,
16.57
m. (MSL.) ,
River Bed 16.64
m. (MSL.)
25.26
m. (MSL.) ,
25.30
m. (MSL.) ,
Drainage Area
Square Kilometers
at 06.00 Hours, on Jul 30, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation
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