Basic HTML Version
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WATER YEAR : 2013
YOM RIVER BASIN
Yom River at Ban Huai Sak , Phrae (Y.20)
Lat 18 - 35 - 06 N Long 100 - 09 - 16 E
Locat on : on e t an a out 1 ometer ownstream rom Sop Ngao.
5,394
sq.km.
Water - stage recorder
+181.000 m. (MSL.)
B.M.-H.D.
Near the automatic gage building.
Elevation
Recording
Drainge Area
Amphoe
Song
Changwat
Phrae
Ban
Huai Sak
Gage Reading Frequency
Zero Gage at Bottom
+193.552 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 24 readings
1971 to date
1972 to date
-
1972 to date
Fairly 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 15 kilometers above 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
181.66
181.68
181.78
181.72
183.25
184.31
183.22
182.56
182.16
181.96
181.79
181.63
2
181.66
181.66
181.80
181.72
183.73
183.73
183.09
182.50
182.13
181.95
181.79
181.62
3
181.72
181.64
181.86
181.68
183.01
183.19
183.76
182.46
182.12
181.94
181.76
181.61
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
181.79
181.65
181.89
181.77
182.86
182.86
184.55
182.42
182.11
181.94
181.77
181.61
5
181.77
181.69
182.01
181.93
182.58
182.73
183.76
182.39
182.10
181.91
181.76
181.62
6
181.75
182.09
181.94
182.02
182.61
183.04
183.57
182.36
182.07
181.89
181.75
181.62
7
181.72
182.11
181.95
181.92
182.74
184.55
184.03
182.33
182.07
181.89
181.73
181.61
8
181.70
182.04
181.95
181.89
183.60
184.26
183.64
182.32
182.06
181.87
181.73
181.60
9
181.67
182.07
181.89
181.88
184.28
184.49
183.32
182.32
182.04
181.86
181.74
181.60
10
181.65
181.99
181.96
181.86
185.07
184.30
182.89
182.31
182.04
181.86
181.73
181.60
11
181.65
181.97
182.31
181.92
186.48
183.69
182.76
182.28
182.04
181.85
181.73
181.58
12
181 63
181 98
182 70
181 95
185 56
183 59
182 67
182 28
182 01
181 84
181 72
181 57
.
.
.
.
.
.
.
.
.
.
.
.
13
181.61
181.96
182.44
181.98
184.14
183.75
182.61
182.28
182.01
181.84
181.72
181.56
14
181.61
181.90
182.18
181.98
183.55
184.20
182.54
182.29
182.00
181.85
181.70
181.56
15
181.89
181.86
182.06
182.29
183.42
184.06
182.48
182.42
182.04
181.84
181.70
181.57
16
181.97
181.83
181.96
182.18
183.25
184.57
182.44
182.34
182.41
181.84
181.69
181.57
17
181.84
181.85
181.92
182.13
183.21
184.41
182.41
182.30
182.40
181.83
181.69
181.57
18
181.85
181.84
181.88
182.28
183.12
183.86
182.83
182.28
182.23
181.83
181.70
181.57
19
181.81
181.80
181.84
182.28
182.80
183.60
183.32
182.28
182.14
181.82
181.67
181.57
20
181.78
181.78
181.80
182.17
182.66
183.30
183.09
182.29
182.10
181.83
181.67
181.56
21
181.75
181.79
181.79
182.16
182.92
183.06
182.85
182.32
182.06
181.82
181.67
181.55
22
181.71
181.87
181.80
182.02
183.19
182.97
182.91
182.28
182.05
181.81
181.65
181.54
23
181.71
181.90
181.79
181.97
184.29
182.84
182.89
182.25
182.03
181.81
181.65
181.54
24
181.79
181.85
181.78
182.20
184.23
182.80
183.00
182.22
182.00
181.80
181.64
181.55
25
181.87
181.86
181.78
182.15
183.69
183.37
184.05
182.20
181.98
181.81
181.64
181.57
26
181.79
182.07
181.78
182.17
183.36
183.53
183.73
182.20
181.98
181.81
181.65
181.57
27
181.77
181.96
181.76
182.20
183.25
185.07
183.12
182.19
181.98
181.81
181.64
181.56
28
181.78
181.91
181.77
182.16
183.22
185.02
182.89
182.19
181.97
181.81
181.64
181.56
29
181.75
181.86
181.75
182.12
183.03
183.97
182.74
182.18
181.92
181.81
181.56
30
181.71
181.82
181.71
182.98
183.26
183.59
182.68
182.17
181.94
181.80
181.57
31
181.78
183.56
184.03
182.62
181.95
181.80
181.59
----------
--------------
Mean
181.75
181.87
181.93
182.10
183.56
183.76
183.11
182.31
182.07
181.85
181.70
181.58
Max
181.97
182.11
182.70
183.56
186.48
185.07
184.55
182.56
182.41
181.96
181.79
181.63
186.48
Min
181.61
181.64
181.71
181.68
182.58
182.73
182.41
182.17
181.92
181.80
181.64
181.54
181.54
187.36
m. (MSL.) ,
181.00
m. (MSL.) ,
River Bed 179.61
m. (MSL.)
193.51
m. (MSL.) ,
193.64
m. (MSL.) ,
Drainage Area 5394 Square Kilometers
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at 14.00 Hours , on Aug 11 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation