Basic HTML Version
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WATER YEAR : 2013
NAN RIVER BASIN
Nan River at Forestry Office , Nan (N.1)
Lat 18 - 46 - 26 N Long 100 - 46 - 56 E
Locat on : on r g t an n ront o Forestry O ce.
4,560
sq.km.
Water - stage recorder.
+192.200 m. (MSL.)
B.M.-H.D.
On west side of automatic gage building.
Elevation
Recording
+199.868 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Mueang
Changwat
Nan
Ban
Forestry Office
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Arithmetic mean of 24 readings
1922 - 1956 , 1962 to date
1954 - 1956 , 1979 to date
-
1954 - 1956 , 1979 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 fair. Stage-discharge relation defined by 48 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
192.08
191.97
192.14
192.36
195.98
194.94
193.27
192.63
192.40
192.27
192.13
192.05
2
192.11
191.97
192.25
192.35
195.83
194.41
193.28
192.61
192.39
192.27
192.13
192.04
3
192.08
192.04
192.50
192.26
194.77
194.07
193.31
192.60
192.39
192.27
192.12
192.04
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
192.06
192.17
192.32
192.25
194.28
193.77
193.30
192.58
192.39
192.26
192.12
192.04
5
192.05
192.19
192.39
192.61
194.05
193.65
193.20
192.56
192.37
192.26
192.11
192.03
6
192.04
192.27
192.46
192.53
193.86
194.74
193.18
192.54
192.34
192.25
192.11
192.03
7
192.03
192.25
192.36
192.40
194.10
195.80
193.16
192.53
192.34
192.25
192.11
192.03
8
192.03
192.24
192.28
192.34
195.24
194.78
193.02
192.53
192.33
192.24
192.11
192.02
9
192.02
192.27
192.29
192.35
195.92
194.77
192.97
192.52
192.33
192.24
192.10
192.02
10
192.01
192.49
192.30
192.51
197.47
194.51
192.92
192.52
192.32
192.23
192.10
192.02
11
192.01
192.34
192.86
192.44
196.47
194.08
192.88
192.51
192.32
192.22
192.09
192.01
12
192 01
192 23
192 74
192 79
195 45
193 92
192 86
192 49
192 33
192 21
192 09
192 01
.
.
.
.
.
.
.
.
.
.
.
.
13
192.01
192.19
192.39
192.72
194.66
194.06
192.84
192.51
192.32
192.19
192.09
192.00
14
192.02
192.20
192.27
193.10
194.53
193.93
192.82
192.63
192.31
192.19
192.08
192.00
15
192.07
192.13
192.20
193.09
194.36
194.44
192.79
192.51
192.36
192.18
192.08
192.00
16
192.10
192.10
192.14
193.34
194.27
194.74
192.77
192.54
192.97
192.18
192.08
192.00
17
192.08
192.07
192.11
193.24
194.37
194.23
192.78
192.50
192.97
192.17
192.09
192.00
18
192.04
192.06
192.09
193.06
194.03
194.03
192.87
192.48
192.56
192.17
192.09
192.00
19
192.02
192.05
192.10
193.11
193.77
193.90
192.98
192.49
192.47
192.17
192.08
191.99
20
192.02
192.06
192.10
192.97
194.02
193.83
192.89
192.52
192.43
192.16
192.08
191.99
21
192.01
192.17
192.42
192.81
194.03
193.62
192.82
192.56
192.41
192.16
192.07
191.99
22
192.01
192.15
192.29
192.79
194.96
193.49
192.77
192.50
192.38
192.16
192.07
191.99
23
192.00
192.15
192.23
193.54
195.08
193.37
192.80
192.48
192.36
192.16
192.07
191.99
24
192.01
192.13
192.18
193.69
194.88
193.30
192.79
192.46
192.35
192.16
192.07
192.01
25
192.04
192.38
192.20
193.55
194.65
193.51
193.00
192.44
192.34
192.16
192.06
192.03
26
192.03
192.31
192.29
193.95
194.30
193.54
192.90
192.42
192.33
192.16
192.05
192.07
27
192.02
192.22
192.30
193.50
194.28
193.92
192.77
192.41
192.32
192.15
192.05
192.08
28
192.01
192.15
192.37
193.52
194.13
193.93
192.72
192.41
192.32
192.15
192.05
192.03
29
192.00
192.10
192.38
196.28
193.92
193.62
192.70
192.40
192.31
192.15
192.03
30
191.98
192.08
192.39
199.06
193.85
193.41
192.68
192.42
192.30
192.15
192.03
31
192.11
196.75
194.71
192.66
192.28
192.14
192.00
----------
--------------
Mean
192.03
192.17
192.31
193.33
194.72
194.08
192.93
192.51
192.40
192.20
192.09
192.02
Max
192.11
192.49
192.86
199.06
197.47
195.80
193.31
192.63
192.97
192.27
192.13
192.08
199.06
Min
191.98
191.97
192.09
192.25
193.77
193.30
192.66
192.40
192.28
192.14
192.05
191.99
191.97
199.31
m. (MSL.) ,
192.20
m. (MSL.) ,
River Bed 188.95
m. (MSL.)
203.92
m. (MSL.) ,
203.82
m. (MSL.) ,
Drainage Area 4560 Square Kilometers
at 09.00 Hours , on Jul 30 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation
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