Basic HTML Version
398
i
l f b k
i h
WATER YEAR : 2013
NAN RIVER BASIN
Huai Nam Khlung at Ban Huai Tha Nua , Phitsanulok (N.62)
Lat 17 - 14 - 24 N Long 100 - 33 - 18 E
Locat on : on e t an at Ban Hua T a Nua.
353
sq.km.
Staff gage
+190.310 m. (MSL.)
B.M.-H.D.
On left bank about 60 meters from the top staff gage.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
+200.077 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Chat Trakan
Changwat
Phitsanulok
Ban
Huai Tha Nua
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Arithmetic mean of 5 readings
1986 to date
1996 to date
-
1996 to date
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 25 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
190.87
190.81
190.94
191.15
191.97
191.48
194.56
191.65
191.11
191.00
190.96
191.01
2
190.87
190.79
191.12
191.11
191.71
191.92
194.20
191.80
191.10
191.00
190.96
191.03
3
190.87
191.04
191.28
191.17
191.32
191.57
193.74
191.89
191.09
191.00
190.96
191.03
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
190.86
191.17
191.92
191.25
191.25
191.40
192.45
191.85
191.08
190.99
190.96
191.04
5
190.86
190.99
192.78
191.30
191.20
191.43
192.17
191.81
191.07
190.99
190.95
191.03
6
190.86
190.95
193.16
191.42
191.19
191.81
192.00
191.73
191.06
190.99
190.95
191.03
7
190.87
190.91
192.24
191.92
191.13
191.95
191.91
191.64
191.05
190.98
190.95
191.01
8
190.87
190.95
191.40
192.62
191.21
191.97
191.79
191.54
191.05
190.98
190.95
191.01
9
190.88
190.93
191.31
192.00
191.16
192.05
191.75
191.49
191.05
190.98
190.95
191.00
10
190.88
190.91
191.42
192.68
191.35
192.13
191.72
191.44
191.04
190.98
190.95
191.00
11
190.88
190.97
191.31
192.08
191.42
192.25
191.76
191.37
191.03
190.99
190.96
190.99
12
190 88
191 03
191 38
191 48
191 42
192 39
191 77
191 29
191 03
190 99
190 96
190 99
.
.
.
.
.
.
.
.
.
.
.
.
13
190.88
191.09
191.66
191.36
191.45
192.88
191.80
191.20
191.02
190.99
190.96
191.00
14
190.87
191.12
191.77
191.36
191.48
192.98
191.77
191.15
191.02
190.98
190.97
191.00
15
190.87
191.14
191.75
191.31
191.55
192.86
191.81
191.13
191.01
190.98
190.97
191.01
16
190.87
191.13
191.55
191.40
191.78
192.66
191.75
191.22
191.01
190.98
190.97
191.01
17
190.87
191.25
191.27
191.39
192.19
192.58
191.26
191.26
191.07
190.98
190.98
191.03
18
190.87
191.38
191.18
191.13
191.58
192.94
191.80
191.27
191.12
190.98
190.98
191.03
19
190.86
191.55
191.76
191.35
191.40
193.37
192.18
191.33
191.10
190.97
190.99
191.06
20
190.86
191.66
191.49
191.31
191.29
193.09
192.25
191.40
191.10
190.97
190.99
191.06
21
190.86
192.24
191.86
191.11
191.21
193.04
192.09
191.35
191.08
190.97
190.99
191.09
22
190.86
192.00
191.89
191.17
191.35
192.95
191.99
191.30
191.07
190.97
190.99
191.12
23
190.86
191.97
191.95
191.21
191.62
192.81
191.96
191.26
191.06
190.97
190.99
191.17
24
190.86
191.98
191.95
191.22
192.37
192.14
191.91
191.25
191.05
190.97
191.01
191.22
25
190.85
191.74
191.86
191.28
192.21
192.12
191.87
191.21
191.05
190.97
191.01
191.24
26
190.84
191.51
192.22
191.11
191.63
193.00
191.80
191.24
191.04
190.96
191.01
191.27
27
190.83
191.33
192.35
191.25
191.49
193.81
191.72
191.20
191.04
190.96
191.01
191.27
28
190.81
191.25
192.27
191.35
191.47
195.21
191.67
191.16
191.03
190.96
191.01
191.26
29
190.80
191.09
192.24
191.20
191.87
195.33
191.61
191.14
191.03
190.96
191.25
30
190.80
190.94
192.20
192.25
191.60
194.73
191.55
191.11
191.02
190.96
191.25
31
190.90
192.22
191.49
191.51
191.01
190.96
191.24
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--------------
Mean
190.86
191.25
191.78
191.49
191.53
192.70
192.07
191.39
191.05
190.98
190.97
191.09
Max
190.88
192.24
193.16
192.68
192.37
195.33
194.56
191.89
191.12
191.00
191.01
191.27
195.33
Min
190.80
190.79
190.94
191.11
191.13
191.40
191.26
191.11
191.01
190.96
190.95
190.99
190.79
195.51
m. (MSL.) ,
190.31
m. (MSL.) ,
River Bed 190.67
m. (MSL.)
196.89
m. (MSL.) ,
196.88
m. (MSL.) ,
Drainage Area 353 Square Kilometers
at 06.00 Hours , on Sep 29 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation
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