Basic HTML Version
472
Location : on left bank at Ban Tha Hai Yong
521
sq.km.
Amphoe
Lom Kao
Changwat
Phetchabun
Ban
Tha Hai Yong
WATER YEAR : 2011
PASAK RIVER BASIN
Pasak River at Ban Tha Hi Yong , Phetchabun (S.33)
Lat 17 - 00 - 10 N Long 101 - 21 - 23 E
Drainge Area
Staff gage
+190.090 m. (MSL.)
B.M.-H.D.
On left bank near the gage site.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Arithmetic means of 5 readings
1999 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+198.009 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1999 to date
-
1999 to date
Stable.
Overbank flow starts at elevation +197.890 m. (MSL.), records are channel flow only.
Records good. Stage-discharge relation defined by 27 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
190.64
190.63
190.77
191.43
194.85
192.03
193.16
191.20
190.95
190.85
190.80
190.74
2
190.64
190.63
190.74
191.55
194.32
193.23
193.24
191.19
190.94
190.85
190.80
190.74
3
190.64
190.63
190.73
191.01
194.90
192.90
194.22
191.18
190.94
190.85
190.79
190.74
4
190.63
190.63
190.77
191.05
193.06
192.16
193.22
191.17
190.93
190.84
190.79
190.74
5
190.67
190.62
190.68
191.29
192.30
192.71
192.80
191.16
190.93
190.84
190.79
190.73
6
190.75
190.62
191.11
190.98
191.84
196.35
192.58
191.14
190.93
190.83
190.78
190.73
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
190.68
190.62
190.81
190.90
191.60
194.15
192.39
191.13
190.92
190.83
190.78
190.73
8
190.69
190.62
190.72
190.85
191.46
193.26
192.23
191.13
190.92
190.83
190.78
190.73
9
190.67
190.62
190.78
190.82
191.39
194.12
192.13
191.12
190.92
190.83
190.78
190.73
10
190.67
190.61
190.78
191.04
191.32
193.96
192.04
191.13
190.91
190.82
190.78
190.79
11
190.67
190.61
190.75
190.88
191.77
193.18
191.92
191.12
190.91
190.82
190.77
191.20
12
190.66
190.62
191.06
190.84
192.09
196.65
191.83
191.12
190.91
190.82
190.77
190.81
13
190.66
190.70
190.83
190.91
191.58
196.20
191.79
191.11
190.91
190.82
190.77
190.76
14
190.66
190.80
190.78
191.71
191.48
194.24
191.81
191.10
190.90
190.81
190.77
190.74
15
190.65
190.69
190.76
192.43
191.31
193.94
191.85
191.09
190.90
190.81
190.77
190.74
16
190.65
190.66
191.05
191.52
191.24
193.55
191.74
191.08
190.90
190.81
190.77
190.74
17
190.64
190.65
190.90
191.10
191.85
193.22
191.70
191.08
190.90
190.81
190.77
190.73
18
190.63
190.83
190.87
191.07
192.76
193.01
191.61
191.06
190.90
190.81
190.76
190.64
19
190.62
191.11
190.83
191.86
192.61
193.72
191.52
191.06
190.89
190.81
190.76
190.75
20
190.62
190.90
191.63
191.15
196.06
193.09
191.51
191.05
190.89
190.83
190.76
190.73
21
190.62
190.76
191.02
191.23
193.83
194.06
191.50
191.04
190.89
190.87
190.75
190.72
22
190.62
190.68
190.81
191.32
192.70
193.23
191.48
191.03
190.88
190.86
190.75
190.72
23
190.61
190.66
190.74
191.07
192.30
193.21
191.42
191.02
190.88
190.86
190.75
190.72
24
190.61
190.71
190.71
191.11
192.08
193.24
191.38
191.02
190.88
190.84
190.74
190.72
25
190.61
190.77
190.76
191.43
191.88
192.80
191.35
191.00
190.88
190.83
190.74
190.72
26
190.62
190.95
191.60
191.11
192.00
192.60
191.31
190.99
190.87
190.83
190.74
190.72
27
190.62
190.76
191.20
191.13
191.70
193.92
191.28
190.98
190.87
190.82
190.74
190.71
28
190.62
191.08
191.47
191.05
191.72
193.72
191.27
190.97
190.87
190.81
190.74
190.71
29
190.64
191.27
191.45
191.04
191.55
193.87
191.29
190.95
190.86
190.81
190.74
190.71
30
190.64
190.90
191.00
191.14
192.37
192.91
191.25
190.95
190.86
190.81
190.71
31
190.90
195.55
192.24
191.21
190.86
190.81
190.71
----------
--------------
Mean
190.65
190.75
190.94
191.34
192.39
193.64
191.94
191.08
190.90
190.83
190.77
190.75
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Max
190.75
191.27
191.63
195.55
196.06
196.65
194.22
191.20
190.95
190.87
190.80
191.20
196.65
Min
190.61
190.61
190.68
190.82
191.24
192.03
191.21
190.95
190.86
190.81
190.74
190.64
190.61
198.16
m. (MSL.) ,
190.09
m. (MSL.) ,
River Bed 190.28
m. (MSL)
197.88
m. (MSL.) ,
197.93
m. (MSL.) ,
Drainage Area 521 Square Kilometers
at 03.00 Hours , on Aug 20 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation