Basic HTML Version
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WATER YEAR : 2013
YOM RIVER BASIN
Yom River at Ban Nam Khong , Phrae (Y.1C)
Lat 18 - 07 - 57 N Long 100 - 07 - 42 E
Locat on : on r g t an a out 5 meters ownstream rom P at ana P a Nua 8 Br ge.
7,749
sq.km.
Water - stage recorder.
+143.500 m. (MSL.)
B.M.-H.D.
In front of the station office
Elevation
Recording
Drainge Area
Amphoe
Mueang
Changwat
Phrae
Ban
Nam Khong
Gage Reading Frequency
Zero Gage at Bottom
+153.972 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 24 readings
1979 to date
1979 to date
-
1979 to date
Stable because of backwater effect.
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. Mae yom weir situated about 76 kilometers above gage site.
Stage-discharge relation defined by 44 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
144.35
144.32
144.32
144.18
144.99
148.60
145.43
144.71
144.50
144.21
144.08
143.97
2
144.36
144.38
144.32
144.19
144.88
146.80
145.30
144.72
144.46
144.21
144.07
143.97
3
144.38
144.31
144.33
144.20
145.21
145.69
145.35
144.71
144.43
144.23
144.06
143.97
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
144.35
144.30
144.35
144.22
144.88
145.15
146.15
144.72
144.42
144.21
144.04
143.97
5
144.33
144.30
144.39
144.24
144.80
144.93
146.00
144.68
144.41
144.19
144.02
143.96
6
144.31
144.32
144.45
144.25
144.68
144.88
145.52
144.62
144.39
144.19
144.03
143.96
7
144.33
144.39
144.43
144.27
144.94
145.39
145.50
144.57
144.37
144.18
144.03
143.96
8
144.34
144.48
144.44
144.29
145.68
146.20
145.51
144.56
144.37
144.16
144.04
143.96
9
144.34
144.38
144.45
144.36
145.88
146.10
145.14
144.59
144.36
144.13
143.99
143.96
10
144.33
144.43
144.43
144.42
146.64
146.24
144.92
144.60
144.34
144.13
144.01
143.96
11
144.37
144.45
144.42
144.39
147.46
145.88
144.82
144.57
144.25
144.12
144.00
143.96
12
144 58
144 43
144 52
144 32
148 52
145 54
144 76
144 55
144 23
144 13
144 00
143 96
.
.
.
.
.
.
.
.
.
.
.
.
13
144.37
144.44
144.78
144.31
147.09
145.46
144.72
144.56
144.22
144.12
144.00
143.95
14
144.32
144.43
144.54
144.30
145.74
145.83
144.70
144.56
144.25
144.12
144.01
143.95
15
144.32
144.43
144.36
144.28
145.19
146.30
144.68
144.56
144.27
144.10
144.00
143.95
16
144.32
144.42
144.28
144.28
145.12
146.33
144.64
144.64
144.35
144.11
144.00
143.95
17
144.55
144.40
144.24
144.29
144.97
146.59
144.70
144.58
144.36
144.12
144.00
143.95
18
144.45
144.38
144.21
144.34
145.00
146.16
145.03
144.55
144.31
144.12
144.00
143.96
19
144.35
144.39
144.19
144.37
144.89
145.78
145.18
144.58
144.39
144.12
144.00
143.96
20
144.33
144.38
144.18
144.38
144.86
145.44
145.36
144.58
144.36
144.10
144.05
143.96
21
144.31
144.36
144.18
144.38
144.85
145.20
145.05
144.58
144.31
144.11
144.05
143.93
22
144.34
144.36
144.18
144.39
145.21
145.12
144.97
144.58
144.29
144.09
144.03
143.95
23
144.44
144.35
144.17
144.35
145.57
145.10
144.96
144.54
144.28
144.09
144.02
143.96
24
144.34
144.41
144.16
144.32
146.14
144.86
144.91
144.51
144.26
144.10
144.00
143.97
25
144.33
144.42
144.17
144.40
145.88
144.87
145.45
144.54
144.24
144.09
144.00
143.97
26
144.32
144.41
144.21
144.43
145.44
145.14
145.71
144.54
144.23
144.10
144.00
143.96
27
144.38
144.49
144.23
144.41
145.21
145.80
145.35
144.53
144.24
144.10
143.99
143.96
28
144.40
144.46
144.21
144.45
145.15
147.06
145.01
144.51
144.24
144.09
143.97
143.96
29
144.34
144.43
144.20
144.48
145.31
146.60
144.88
144.52
144.24
144.09
143.95
30
144.31
144.50
144.19
144.62
145.27
145.74
144.81
144.51
144.22
144.08
143.96
31
144.37
144.86
147.55
144.75
144.21
144.08
143.95
----------
--------------
Mean
144.36
144.40
144.32
144.35
145.58
145.83
145.14
144.59
144.32
144.13
144.02
143.96
Max
144.58
144.50
144.78
144.86
148.52
148.60
146.15
144.72
144.50
144.23
144.08
143.97
148.60
Min
144.31
144.30
144.16
144.18
144.68
144.86
144.64
144.51
144.21
144.08
143.97
143.93
143.93
149.45
m. (MSL.) ,
143.50
m. (MSL.) ,
River Bed 142.83
m. (MSL.)
154.00
m. (MSL.) ,
154.03
m. (MSL.) ,
Drainage Area 7749 Square Kilometers
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at 23.00 Hours , on Aug 31 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation