Basic HTML Version
430
Location : on right bank at the bridge
118,510 sq.km.
WATER YEAR : 2011
CHAO PHRAYA RIVER BASIN
Chao Phraya River at Ban In Buri, Sing Buri (C.44)
Lat 15 - 00 - 18 N Long 100 - 19 - 48 E
Drainge Area
Amphoe
In Buri
Changwat
Sing Buri
Ban
In Buri
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank near the gage site
Elevation
Recording
Arithmetic means of 24 readings
2005 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+13.856 m. (MSL.)
Type of Gage
Bench Mark
Location BM
2005 to date
-
2005 to date
Fairly stable
Overbank flow starts at elevation +12.180 m.(MSL.), records are channel flow only.
Records good. Stage-discharge relation defined by 16 discharge measurements made in 2011.
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
4.39
5.48
10.10
6.74
10.75
13.39
14.89
15.00
9.23
6.65
8.00
8.34
2
4.43
5.87
10.32
7.09
10.77
13.56
14.85
14.97
8.78
6.78
8.00
8.00
3
4.48
5.70
10.38
7.25
10.80
13.56
14.80
14.93
8.12
6.90
8.22
8.00
4
4.43
5.79
10.20
7.40
10.90
13.68
14.84
14.90
7.64
6.60
8.59
7.83
5
4.54
5.80
10.25
7.50
11.00
13.75
14.86
14.85
7.13
6.25
8.70
7.80
6
4.48
5.96
10.10
8.98
11.35
13.80
14.88
14.75
6.99
6.55
8.68
7.78
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
4.42
5.99
10.23
9.60
11.45
14.00
14.88
14.65
6.95
6.70
8.68
7.73
8
4.35
6.12
10.34
9.85
10.92
14.18
14.92
14.60
6.53
6.97
8.70
7.63
9
4.14
6.25
10.93
9.72
10.80
14.30
14.98
14.52
5.89
7.20
8.73
7.65
10
4.13
6.57
10.95
9.05
10.75
14.45
15.02
14.35
6.10
7.38
8.60
7.84
11
4.18
6.72
10.74
8.45
10.90
14.60
15.05
14.20
6.36
7.60
8.69
7.85
12
4.15
6.94
10.67
7.92
11.05
14.83
15.03
14.10
6.40
7.93
8.78
7.75
13
4.10
6.38
10.50
8.15
11.15
15.05
15.00
14.00
6.18
7.46
8.71
8.00
14
4.04
5.85
10.50
8.40
11.25
15.20
15.00
13.86
5.80
7.25
8.72
8.00
15
4.08
6.23
9.86
8.00
11.38
15.25
14.98
13.62
6.02
7.28
8.71
8.00
16
4.02
6.60
9.45
8.69
11.40
15.30
15.02
13.35
6.73
7.31
8.74
8.00
17
3.98
7.64
8.75
9.18
11.69
15.37
15.05
13.15
7.08
7.19
8.84
7.93
18
4.03
8.61
8.10
9.70
12.00
15.38
15.09
13.05
7.43
7.75
8.61
7.80
19
4.05
9.38
7.18
9.90
12.21
15.36
15.12
12.75
7.73
7.30
8.76
7.48
20
4.13
9.62
7.00
9.57
12.48
15.35
15.09
12.70
7.66
7.32
8.54
7.19
21
4.28
9.04
6.98
9.60
12.50
15.31
15.07
12.60
7.21
7.35
8.78
6.70
22
4.35
9.28
7.20
9.57
12.52
15.25
15.06
12.30
6.78
7.42
8.77
5.85
23
4.36
9.17
7.15
10.30
12.50
15.20
15.04
12.00
6.32
7.93
8.73
5.40
24
4.40
8.85
6.95
10.35
12.53
15.18
15.02
11.87
6.14
7.90
8.66
5.16
25
4.43
8.65
7.00
10.38
12.53
15.15
15.04
11.60
6.16
7.80
8.68
4.93
26
4.43
8.45
7.20
10.68
12.37
15.14
15.06
11.30
6.06
8.00
8.65
4.69
27
4.43
8.39
6.60
10.86
12.40
15.09
15.08
11.00
6.28
8.00
8.60
4.43
28
4.52
8.86
6.67
11.03
12.42
15.04
15.15
10.50
5.96
8.00
8.53
4.15
29
5.16
9.29
6.55
11.07
12.50
15.00
15.12
10.35
5.93
8.20
8.39
4.05
30
5.55
9.36
6.40
10.90
12.62
14.94
15.08
9.92
6.28
8.00
4.02
31
9.68
10.82
13.10
15.06
6.52
8.00
3.98
----------
--------------
Mean
4.35
7.50
8.84
9.25
11.71
14.72
15.00
13.19
6.79
7.39
8.61
6.77
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Max
5.55
9.68
10.95
11.07
13.10
15.38
15.15
15.00
9.23
8.20
8.84
8.34
15.38
Min
3.98
5.48
6.40
6.74
10.75
13.39
14.80
9.92
5.80
6.25
8.00
3.98
3.98
15.38
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 2.00
m. (MSL)
12.18
m. (MSL.) ,
13.65
m. (MSL.) ,
Drainage Area 118510 Square Kilometers
at 06.00 Hours , on Sep 18 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation