Basic HTML Version
422
Location : on right bank at Ban Chaiyo
Flood Plain
Amphoe
Chaiyo
Changwat
Ang Thong
Ban
Chaiyo
WATER YEAR : 2012
CHAO PHRAYA RIVER BASIN
Chao Phraya River at Ban Chaiyo, Ang Thong (C.46)
Lat 14 - 42 - 59 N Long 100 - 26 - 22 E
Drainge Area
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank near the gage site
Elevation
Recording
Arithmetic mean of 24 readings
2012 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+10.660 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
2012 to date
-
2012 to date
Fairly stable
No overbank flow.
Records good. Stage-discharge relation defined by 14 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
0.80
0.41
1.52
1.10
2.32
4.05
6.73
1.30
1.07
0.85
0.66
0.69
2
0.66
0.31
1.79
1.10
2.50
4.49
6.69
1.21
1.06
0.78
0.64
0.63
3
0.54
0.17
1.81
1.10
2.50
4.51
6.70
1.20
1.10
0.76
0.65
0.59
4
0.50
0.10
2.00
1.10
2.50
4.75
6.65
1.20
1.13
0.68
0.74
0.59
5
0.50
0.11
2.12
1.10
2.50
4.72
6.61
1.26
1.16
0.65
0.79
0.58
6
0.50
0.29
2.48
1.10
2.18
4.76
6.61
2.00
1.12
0.56
0.84
0.70
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
0.60
0.32
2.57
1.16
1.99
5.21
6.59
2.44
1.14
0.56
0.84
0.74
8
0.60
0.59
2.73
1.86
1.79
5.76
6.61
2.01
1.20
0.65
0.81
0.71
9
0.80
0.61
3.19
1.91
1.50
6.41
6.63
1.73
1.26
0.67
0.79
0.69
10
1.00
0.70
3.40
2.00
1.18
7.42
6.82
1.39
1.17
0.76
0.76
0.67
11
1.00
0.87
3.59
2.00
1.10
7.82
7.13
1.27
1.13
0.80
0.79
0.65
12
1.00
1.76
3.59
2.00
1.10
7.88
7.32
1.19
1.10
0.91
0.82
0.61
13
1.80
2.02
3.51
2.00
1.10
7.95
7.40
1.17
1.04
0.89
0.82
0.61
14
1.80
2.38
3.50
2.00
1.11
8.08
7.23
1.16
1.00
0.83
0.85
0.65
15
1.80
2.38
3.50
2.00
1.20
8.06
6.87
1.16
0.95
0.87
0.77
0.54
16
1.90
2.11
3.50
1.99
1.30
7.89
6.32
1.15
0.95
0.84
0.75
0.56
17
1.50
2.06
3.49
1.80
1.30
7.65
5.76
1.14
0.91
0.75
0.81
0.60
18
1.00
1.78
3.30
1.60
1.30
7.56
5.16
1.13
0.87
0.62
0.81
0.60
19
0.80
1.71
3.07
1.51
1.30
7.53
4.82
1.12
0.87
0.66
0.72
0.56
20
0.93
1.80
2.55
1.50
1.30
7.53
4.47
1.12
0.82
0.66
0.73
0.56
21
1.00
1.90
1.65
1.50
1.30
7.69
4.13
1.11
0.78
0.56
0.70
0.52
22
1.00
1.90
1.50
1.49
1.31
7.75
3.78
1.07
0.72
0.65
0.63
0.47
23
1.30
1.89
1.38
1.41
1.49
7.73
3.32
1.07
0.81
0.65
0.49
0.43
24
1.30
1.79
1.12
1.38
1.50
7.62
2.90
1.09
0.93
0.63
0.51
0.36
25
1.20
1.70
1.11
1.11
1.50
7.35
2.63
1.07
0.97
0.60
0.56
0.35
26
1.00
1.68
1.29
1.01
1.50
7.04
2.33
1.06
0.86
0.62
0.62
0.38
27
0.70
1.50
1.30
1.00
1.50
6.85
2.29
1.10
0.79
0.65
0.68
0.43
28
0.50
1.49
1.29
1.00
1.54
6.78
2.29
1.06
0.80
0.63
0.63
0.43
29
0.50
1.38
1.11
1.01
1.99
6.74
2.29
1.11
0.78
0.65
0.46
30
0.50
1.10
1.10
1.13
2.20
6.70
2.29
1.10
0.73
0.64
0.52
31
1.10
1.52
3.00
2.29
0.79
0.64
0.58
----------
--------------
Mean
0.97
1.29
2.34
1.47
1.67
6.74
5.15
1.27
0.97
0.70
0.72
0.56
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Max
1.90
2.38
3.59
2.00
3.00
8.08
7.40
2.44
1.26
0.91
0.85
0.74
8.08
Min
0.50
0.10
1.10
1.00
1.10
4.05
2.29
1.06
0.72
0.56
0.49
0.35
0.10
8.11
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed -2.99
m. (MSL.)
10.66
m. (MSL.) ,
10.36
m. (MSL.) ,
Drainage Area
Square Kilometers
at 10.00 Hours , on Sep 14 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation