Basic HTML Version
446
Location : on left bank about 300 meters downstream, Phatthana Phak Nua 2 bridge.
3,459
sq.km.
WATER YEAR : 2012
PASAK RIVER BASIN
Pasak River at Mueang , Phetchabun (S.4B)
Lat 16 - 25 - 16 N Long 101 - 10 - 08 E
Amphoe
Mueang
Changwat
Phetchabun
Ban
Nai Mueang
Drainge Area
Staff gage
+106.500 m. (MSL.)
B.M.-H.D.
On left bank in front of town - hall Changwat Phetchabun.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Arithmetic mean of 5 readings
1996 to date
+116.106 m. (MSL.)
Bench Mark
Type of Gage
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
1996 to date
-
1996 to date
Stable.
No overbank flow.
Records fair. Flow effected by the local weir about 400 meters downstream from the gage site.
Stage-discharge relation defined by 8 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
109.55
109.42
110.59
109.99
110.89
114.34
111.14
110.03
110.66
109.49
109.33
109.20
2
109.50
109.26
110.60
109.97
110.66
113.89
110.84
110.08
110.42
109.47
109.32
109.22
3
109.48
109.25
110.51
110.05
110.29
113.59
110.68
109.99
110.22
109.45
109.32
109.22
4
109.45
109.25
110.38
110.41
110.13
114.22
110.91
109.98
110.05
109.45
109.32
109.22
5
109.43
109.24
110.17
110.70
110.05
114.67
110.99
109.97
109.97
109.45
109.32
109.23
6
109.42
109.24
110.26
110.69
110.08
114.90
111.97
109.96
109.92
109.44
109.31
109.23
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
109.39
109.33
110.74
110.66
110.14
115.19
112.20
110.63
110.01
109.44
109.31
109.23
8
109.38
109.29
110.68
110.51
110.08
115.56
113.36
110.56
109.96
109.44
109.31
109.23
9
109.36
111.77
111.35
110.37
110.38
115.71
112.87
110.50
109.88
109.43
109.31
109.23
10
109.34
111.63
112.23
110.16
112.07
115.61
112.42
110.35
109.83
109.43
109.31
109.23
11
109.66
110.91
110.80
110.60
113.20
115.60
111.95
110.29
109.88
109.43
109.31
109.22
12
110.36
110.59
110.61
110.31
113.36
115.56
111.53
110.17
109.88
109.41
109.31
109.20
13
110.34
110.38
110.49
110.35
112.65
115.53
111.13
110.15
110.36
109.40
109.31
109.13
14
110.24
110.22
110.37
110.39
111.91
115.49
110.84
110.19
110.33
109.38
109.31
109.08
15
110.16
110.15
110.20
110.13
111.27
115.37
110.57
110.17
110.31
109.35
109.28
109.10
16
110.08
110.11
110.15
110.38
111.08
115.16
110.43
110.11
110.30
109.35
109.28
109.10
17
110.00
110.32
110.03
111.03
111.22
114.74
110.40
110.11
110.28
109.35
109.30
109.13
18
109.94
110.21
109.98
110.34
111.04
113.86
110.35
109.92
110.25
109.35
109.30
109.13
19
109.96
110.29
109.92
110.24
110.75
112.98
110.31
109.97
110.18
109.35
109.28
109.14
20
110.01
110.96
110.33
111.41
110.63
112.46
110.24
110.00
110.12
109.35
109.26
109.20
21
110.06
110.60
110.14
110.91
110.64
112.42
110.16
109.98
110.04
109.24
109.26
109.22
22
110.09
110.54
110.08
110.48
110.56
112.40
110.15
109.95
109.94
109.24
109.25
109.23
23
110.09
110.40
110.00
110.43
110.45
112.37
110.08
109.96
109.87
109.24
109.22
109.21
24
110.08
110.23
109.92
110.35
110.31
112.43
110.05
109.95
109.80
109.24
109.22
109.20
25
110.06
110.14
109.87
110.36
110.33
111.78
110.02
109.97
109.77
109.23
109.22
109.20
26
110.00
110.09
109.83
110.51
111.25
111.58
109.97
109.98
109.73
109.25
109.20
109.20
27
109.86
110.07
109.89
110.49
112.26
111.57
110.02
110.04
109.67
109.25
109.20
109.20
28
109.73
110.00
109.87
110.48
112.95
111.78
110.05
110.01
109.61
109.25
109.20
109.22
29
109.61
109.98
109.85
110.47
113.06
111.90
109.90
110.15
109.55
109.25
109.22
30
109.50
110.22
109.96
110.46
113.69
111.50
110.00
110.56
109.52
109.27
109.22
31
110.87
110.80
114.21
109.97
109.50
109.30
109.22
----------
--------------
Mean
109.80
110.16
110.33
110.47
111.34
113.81
110.82
110.12
109.99
109.35
109.28
109.19
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Max
110.36
111.77
112.23
111.41
114.21
115.71
113.36
110.63
110.66
109.49
109.33
109.23
115.71
Min
109.34
109.24
109.83
109.97
110.05
111.50
109.90
109.92
109.50
109.23
109.20
109.08
109.08
115.82
m. (MSL.) ,
106.50
m. (MSL.) ,
River Bed 109.27
m. (MSL.)
116.49
m. (MSL.) ,
116.51
m. (MSL.) ,
Drainage Area 3459 Square Kilometers
at 06.00 Hours , on Sep 9 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation