Basic HTML Version
516
Location : on left bank at Ban Saphan Hin.
617
sq.km.
Amphoe
Na Di
Changwat
Prachin Buri
Ban
Saphan Hin
WATER YEAR : 2012
PRACHIN BURI RIVER BASIN
Khwae Nam Sai at Ban Saphan Hin , Prachin Buri (Kgt.33)
Lat 14 - 07 - 55 N Long 101 - 43 - 52 E
Drainge Area
Water - stage recorder
+0.000 m. (A.D.)
B.M.-H.D.
On left bank near the top staff gage.
Elevation
Recording
Arithmetic mean of 24 readings
1997 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+10.598 m. (A.D.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
2001 to date
-
2001 to date
Stable because of backwater effect.
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
0.79
1.03
1.97
1.75
2.59
4.19
4.79
1.58
1.23
1.21
1.18
1.02
2
0.75
1.02
1.96
1.86
2.40
3.56
4.54
1.53
1.15
1.21
1.17
0.97
3
0.72
1.04
2.06
1.92
2.28
3.30
4.32
1.49
1.13
1.20
1.14
0.96
4
0.70
1.06
1.99
1.87
2.19
3.17
4.16
1.45
1.14
1.18
1.13
0.95
5
0.71
1.10
1.97
2.03
2.13
3.08
4.18
1.42
1.13
1.17
1.12
0.94
6
0.72
1.16
1.94
3.02
2.08
3.29
4.17
1.38
1.14
1.17
1.13
0.91
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Gage Height in Meter (A.D.) Water Year April 1, 2012 to March 31, 2013
7
0.73
1.19
1.85
2.79
1.96
4.35
3.96
1.35
1.10
1.18
1.12
0.85
8
0.71
1.24
1.78
2.40
1.91
4.60
3.86
1.34
1.11
1.17
1.10
0.79
9
0.77
1.23
1.82
2.19
1.92
4.08
4.16
1.32
1.13
1.16
1.09
0.78
10
0.90
1.25
2.04
2.02
2.03
3.61
3.95
1.30
1.14
1.15
1.13
0.84
11
1.04
1.26
2.07
1.94
2.42
3.45
3.60
1.29
1.12
1.15
1.14
0.94
12
1.20
1.25
2.10
1.94
2.42
3.47
3.28
1.31
1.10
1.15
1.13
0.91
13
1.35
1.25
1.97
2.05
2.69
3.33
3.05
1.29
1.09
1.13
1.13
0.87
14
1.36
1.23
1.89
2.16
2.49
3.36
2.85
1.30
1.08
1.12
1.14
0.82
15
1.37
1.23
1.82
2.14
2.77
5.60
2.65
1.30
1.06
1.11
1.14
0.78
16
1.40
1.24
1.86
2.05
2.68
5.31
2.48
1.22
1.05
1.10
1.12
0.74
17
1.39
1.30
1.91
1.89
2.57
5.90
2.38
1.20
1.04
1.12
1.10
0.71
18
1.36
1.38
2.30
1.78
3.57
5.81
2.26
1.19
1.02
1.09
1.08
0.69
19
1.34
1.44
2.19
1.72
3.00
5.87
2.08
1.22
1.00
1.09
1.10
0.72
20
1.32
1.40
2.06
1.68
2.72
5.65
2.00
1.35
1.02
1.09
1.10
0.81
21
1.30
1.37
1.95
1.67
2.54
5.71
1.94
1.15
1.01
1.07
1.09
0.84
22
1.29
1.33
1.88
1.62
2.33
5.27
1.87
1.15
1.01
1.05
1.06
0.82
23
1.27
1.31
1.82
1.56
2.38
5.18
1.79
1.19
1.00
1.04
1.07
0.85
24
1.22
1.30
1.74
1.56
2.48
5.26
1.78
1.20
0.98
1.04
1.05
0.90
25
1.15
1.77
1.70
1.68
2.45
5.09
1.92
1.23
0.90
1.04
1.04
0.88
26
1.06
1.97
1.70
2.07
2.99
4.83
1.75
1.36
1.06
1.06
1.03
0.83
27
1.01
1.83
1.70
2.51
3.44
5.22
1.64
1.40
1.21
1.08
1.01
0.78
28
1.01
2.28
1.69
2.45
3.91
5.25
1.59
1.37
1.21
1.14
1.00
0.74
29
0.98
2.16
1.69
2.84
4.47
5.35
1.63
1.44
1.20
1.17
0.70
30
1.01
2.16
1.68
3.22
5.07
5.22
1.56
1.37
1.10
1.17
0.67
31
2.06
2.90
4.54
1.68
1.20
1.16
0.63
----------
--------------
Mean
1.06
1.41
1.90
2.11
2.76
4.58
2.83
1.32
1.09
1.13
1.10
0.83
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Max
1.40
2.28
2.30
3.22
5.07
5.90
4.79
1.58
1.23
1.21
1.18
1.02
5.90
Min
0.70
1.02
1.68
1.56
1.91
3.08
1.56
1.15
0.90
1.04
1.00
0.63
0.63
6.30
m. (A.D.),
0.00
m. (A.D.),
River Bed -0.47
m. (A.D.)
10.56
m. (A.D.),
10.59
m. (A.D.),
Drainage Area 617 Square Kilometers
at 06.00 Hours, on Sep 15, 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation