Page 478 - Slide 1

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442
Location : on right bank at Ban Nong Bua.
Flood Plain
Amphoe
Wat Sing
Changwat
Chai Nat
Ban
Nong Bua
WATER YEAR : 2014
CHAO PHRAYA RIVER BASIN
Khlong Kratong at Ban Nong Bua, Chai Nat (C.58)
Lat 15 - 18 - 30 N Long 100 - 02 - 57 E
Drainge Area
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank at the bridge
Elevation
Recording
Arithmetic mean of 24 readings
2008 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+19.970 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
2008 to date
-
2008 to date
Fairly stable.
No overbank flow
Records good. Stage-discharge relation defined by 7 discharge measurements made in 2014.
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
15.12
15.00
16.30
16.44
16.07
16.54
18.80
17.81
17.49
16.27
16.18
15.22
2
15.12
15.00
16.30
16.29
16.10
16.53
18.54
17.80
17.48
16.24
16.14
15.22
3
15.12
15.00
16.30
16.17
16.29
16.60
18.49
17.80
17.43
16.25
16.07
15.24
4
15.14
15.00
16.40
16.03
16.32
17.27
18.40
17.97
17.44
16.24
15.99
15.25
5
15.14
15.00
16.40
15.91
16.31
17.29
18.09
18.00
17.41
16.24
15.92
15.27
6
15.15
15.46
16.30
15.84
16.20
17.20
18.03
18.14
17.41
16.25
15.90
15.27
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Gage Height in Meter (MSL.) Water Year April 1, 2014 to March 31, 2015
7
15.15
16.19
16.30
15.77
16.09
16.26
18.50
18.18
17.36
16.26
15.85
15.28
8
15.14
16.25
16.35
15.69
16.10
16.24
18.43
18.20
17.31
16.26
15.80
15.30
9
15.14
16.23
16.32
15.62
16.10
16.80
18.21
18.10
17.31
16.25
15.74
15.30
10
15.12
16.01
16.30
15.55
16.31
16.43
18.45
18.10
17.22
16.25
15.69
15.32
11
15.12
16.00
16.30
15.48
16.33
18.02
18.41
18.41
16.80
16.16
15.62
15.32
12
15.12
16.00
16.30
15.42
16.47
18.00
18.33
18.54
16.79
16.14
15.58
15.29
13
15.14
15.74
16.35
15.37
16.50
18.06
18.21
18.10
16.76
16.14
15.51
15.27
14
15.11
15.58
16.40
15.35
16.46
18.09
18.12
18.10
16.71
16.14
15.45
15.23
15
15.01
15.31
16.40
15.32
16.46
18.11
18.08
18.07
16.70
16.16
15.39
15.20
16
15.00
15.25
16.40
15.30
16.47
18.07
17.98
18.00
16.65
16.17
15.33
15.11
17
15.00
15.22
16.30
15.30
16.47
17.37
17.90
17.80
16.69
16.19
15.27
14.83
18
15.00
15.20
16.30
15.30
16.50
17.28
17.91
17.80
16.67
16.22
15.23
14.83
19
15.00
15.19
16.30
15.35
16.50
17.24
17.91
17.80
16.64
16.30
15.20
14.83
20
15.00
15.01
16.30
15.65
16.52
16.90
17.90
17.80
16.65
16.34
15.20
14.83
21
15.00
15.02
16.48
15.72
16.51
16.92
17.90
17.80
16.60
16.43
15.21
14.83
22
15.00
15.24
16.50
15.65
16.61
16.90
17.90
17.79
16.51
16.49
15.21
14.83
23
15.00
15.29
16.55
15.60
16.50
16.93
17.88
17.78
16.41
16.53
15.21
14.83
24
15.00
15.25
16.55
15.60
16.50
17.40
17.87
17.78
16.36
16.56
15.22
15.24
25
15.00
15.31
16.60
15.51
16.40
17.59
17.83
17.73
16.31
16.58
15.22
15.30
26
15.00
15.96
16.70
15.46
16.31
17.66
17.82
17.69
16.27
16.60
15.22
15.32
27
15.00
16.00
16.65
15.45
16.27
18.01
17.80
17.66
16.29
16.52
15.23
15.36
28
15.00
16.02
16.60
15.37
16.27
18.03
17.79
17.64
16.29
16.45
15.23
15.38
29
15.00
16.25
16.55
15.40
18.25
18.04
17.78
17.52
16.30
16.35
15.45
30
15.00
16.25
16.55
15.47
18.02
18.10
17.80
17.50
16.30
16.28
15.43
31
16.25
15.87
16.79
17.80
16.30
16.26
15.44
----------
--------------
Mean
15.06
15.56
16.41
15.62
16.48
17.33
18.09
17.91
16.80
16.31
15.53
15.19
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Max
15.15
16.25
16.70
16.44
18.25
18.11
18.80
18.54
17.49
16.60
16.18
15.45
18.80
Min
15.00
15.00
16.30
15.30
16.07
16.24
17.78
17.50
16.27
16.14
15.20
14.83
14.83
18.81
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 14.82
m. (MSL.)
20.09
m. (MSL.) ,
20.05
m. (MSL.) ,
Drainage Area
Square Kilometers
at 06.00 Hours , on Oct 1 , 2014
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation