552
i
i h b k h b id hi h
WATER YEAR : 2013
PRACHIN BURI RIVER BASIN
Khlong Kawat Kong Yai at Ban Khok Noi , Sa Kaeo (Kgt.41)
Lat 13 - 22 - 40 N Long 102 - 05 - 30 E
Locat on : on r g t an at t e r ge on g way.
123
sq.km.
Staff gage
+91.890 m. (MSL.)
B.M.-H.D.
On right bank near the top staff gage.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Drainge Area
Amphoe
Wang Sombun
Changwat
Sa Kaeo
Ban
Khok Noi
Gage Reading Frequency
Zero Gage at Bottom
+99.163 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 3 readings
2007 to date
2007 to date
-
2007 to date
Fairly stable.
No overbank flow.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Records good. Stage-discharge relation defined by 15 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
79.60
79.81
79.75
79.82
80.23
79.93
80.57
79.91
79.90
79.79
79.80
79.60
2
79.60
79.74
79.82
79.79
80.00
79.89
80.18
79.90
79.89
79.79
79.80
79.60
3
79.60
79.60
79.79
79.86
80.13
79.89
80.16
79.89
79.87
79.79
79.80
79.60
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
79.60
79.60
80.04
79.86
80.06
79.88
82.51
79.89
79.87
79.79
79.80
79.60
5
79.60
79.86
80.32
79.82
80.00
79.86
85.31
79.89
79.86
79.78
79.80
79.60
6
79.60
79.80
79.84
79.85
79.96
79.88
83.44
79.88
79.86
79.78
79.80
79.60
7
79.60
79.95
79.78
79.86
79.91
79.87
83.11
79.87
79.85
79.78
79.80
79.60
8
79.60
79.82
79.72
79.79
81.03
79.91
81.39
82.01
79.84
79.78
79.80
79.60
9
79.60
79.85
79.76
79.90
80.05
79.89
80.61
80.13
79.84
79.77
79.80
79.60
10
79.60
79.78
79.92
79.85
80.18
79.88
80.25
80.10
79.83
79.77
79.79
79.60
11
79.60
79.72
79.79
79.81
79.99
80.13
80.10
79.97
79.83
79.76
79.79
79.60
12
79 60
79 70
80 09
79 87
80 00
79 97
80 06
79 93
79 82
79 76
79 79
79 60
.
.
.
.
.
.
.
.
.
.
.
.
13
79.60
79.60
80.04
79.80
79.97
79.97
80.04
79.92
79.82
79.75
79.79
79.60
14
79.60
79.60
80.16
79.79
79.93
80.00
80.02
80.59
79.82
79.75
79.76
79.60
15
79.60
79.60
80.01
79.83
79.91
79.97
80.00
80.01
79.82
79.74
79.76
79.60
16
79.60
79.60
79.87
79.84
80.21
80.08
80.94
79.98
79.82
79.74
79.75
79.60
17
79.60
79.60
79.86
79.85
79.98
79.99
80.45
79.95
79.82
79.74
79.75
79.60
18
79.60
79.60
79.83
79.82
79.93
79.93
80.67
79.93
79.82
79.86
79.73
79.60
19
79.71
79.60
79.91
79.80
79.90
80.45
82.43
79.90
79.82
79.87
79.73
79.60
20
79.63
79.60
79.86
79.83
79.89
84.30
80.40
79.90
79.82
79.88
79.76
79.60
21
79.60
79.60
79.79
79.96
79.91
81.19
80.37
79.89
79.81
79.89
79.76
79.60
22
79.60
79.60
79.88
79.90
79.92
80.15
80.05
79.89
79.81
79.85
79.72
79.60
23
79.77
79.60
80.23
80.17
79.91
80.07
80.04
79.87
79.81
79.80
79.60
79.60
24
79.71
79.60
80.06
80.75
79.86
80.04
80.01
79.89
79.81
79.80
79.60
79.60
25
79.63
79.60
79.96
79.99
79.96
80.17
79.98
79.98
79.81
79.80
79.60
79.60
26
79.81
79.60
79.88
79.95
79.96
80.08
79.97
79.93
79.80
79.80
79.60
79.60
27
79.81
79.60
80.00
79.92
79.91
80.02
79.93
79.94
79.80
79.81
79.60
79.60
28
79.71
79.60
79.93
80.85
80.02
80.20
79.93
79.90
79.80
79.85
79.60
79.60
29
79.60
79.60
79.91
80.04
79.93
80.23
79.93
79.99
79.80
79.80
79.60
30
79.60
79.60
79.90
80.06
79.95
83.17
79.93
79.98
79.80
79.80
79.60
31
79.60
80.24
79.95
79.93
79.80
79.80
79.60
----------
--------------
Mean
79.63
79.67
79.92
79.95
80.02
80.30
80.73
80.03
79.83
79.80
79.74
79.60
Max
79.81
79.95
80.32
80.85
81.03
84.30
85.31
82.01
79.90
79.89
79.80
79.60
85.31
Min
79.60
79.60
79.72
79.79
79.86
79.86
79.93
79.87
79.80
79.74
79.60
79.60
79.60
86.13
m. (MSL.) ,
79.00
m. (MSL.) ,
River Bed 79.26
m. (MSL.)
87.88
m. (MSL.) ,
88.04
m. (MSL.) ,
Drainage Area 123 Square Kilometers
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
at 12.00 Hours, on Oct 5, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation