Page 90 - Slide 1

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56
Location : on right bank at the bridge on road.
386
sq.km.
Amphoe
Mae Suai
Changwat
Chiang Rai
Ban
Kariang Thung Phrao
WATER YEAR : 2012
NAM MAE KOK RIVER BASIN
Nam Mae Suai at Ban Kariang Thung Phrao , Chiang Rai (G.9)
Lat 19 - 44 - 51 N Long 99 - 30 - 27 E
Drainge Area
Water - stage recorder
+514.656 m. (MSL.)
B.M.-H.D.
On right bank about 20 meters from the top staff gage.
Elevation
Recording
Arithmetic mean of 24 readings
1998 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+522.091 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1998 to date
-
1998 to date
Fairly stable.
No overbank flow.
Records fair. Stage-discharge relation defined by 43 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
515.54
515.55
515.72
515.48
515.76
515.88
515.76
515.66
515.66
515.57
515.56
515.51
2
515.54
515.54
515.61
515.46
515.74
515.79
515.76
515.66
515.66
515.57
515.57
515.51
3
515.55
515.54
515.59
515.42
515.76
515.83
515.78
515.66
515.66
515.57
515.60
515.52
4
515.55
515.53
515.56
515.54
515.74
515.78
515.78
515.70
515.66
515.62
515.57
515.74
5
515.61
515.54
515.57
515.54
515.67
515.76
515.76
515.72
515.66
515.64
515.56
515.63
6
515.61
515.68
515.60
515.57
515.66
515.75
515.76
515.71
515.66
515.64
515.56
515.60
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
515.61
515.74
515.65
515.55
515.74
515.72
515.74
515.71
515.66
515.63
515.58
515.57
8
515.61
515.71
515.64
515.52
515.77
515.88
515.76
515.66
515.66
515.62
515.58
515.58
9
515.61
515.74
515.64
515.56
515.86
515.95
515.74
515.66
515.66
515.61
515.58
515.56
10
515.61
515.68
515.66
515.58
515.95
515.78
515.74
515.66
515.66
515.61
515.58
515.56
11
515.56
515.60
515.66
515.68
515.77
515.79
515.74
515.66
515.65
515.61
515.58
515.56
12
515.54
515.57
515.64
515.71
515.75
515.84
515.76
515.66
515.64
515.61
515.55
515.56
13
515.53
515.56
515.60
515.69
515.74
515.84
515.76
515.66
515.66
515.61
515.55
515.56
14
515.53
515.59
515.56
515.69
515.73
516.23
515.74
515.70
515.65
515.61
515.54
515.56
15
515.52
515.60
515.54
515.68
515.71
515.87
515.76
515.68
515.64
515.61
515.54
515.55
16
515.51
515.56
515.52
515.66
515.69
515.82
515.74
515.66
515.64
515.61
515.55
515.48
17
515.50
515.59
515.51
515.66
515.74
515.76
515.81
515.70
515.64
515.60
515.55
515.47
18
515.51
515.60
515.50
515.66
515.72
515.76
515.78
515.68
515.63
515.57
515.55
515.47
19
515.51
515.56
515.50
515.65
515.73
515.76
515.76
515.73
515.61
515.56
515.55
515.46
20
515.52
515.56
515.52
515.61
515.66
515.76
515.76
515.68
515.61
515.56
515.55
515.46
21
515.53
515.56
515.53
515.61
515.67
515.76
515.76
515.66
515.64
515.56
515.56
515.54
22
515.65
515.57
515.51
515.65
515.75
515.77
515.74
515.66
515.63
515.56
515.56
515.54
23
515.61
515.57
515.52
515.69
515.95
515.73
515.71
515.66
515.62
515.55
515.56
515.54
24
515.61
515.56
515.51
515.76
515.95
515.76
515.70
515.69
515.62
515.55
515.56
515.54
25
515.65
515.56
515.50
515.74
515.78
515.80
515.71
515.69
515.60
515.55
515.56
515.54
26
515.65
515.56
515.50
515.72
515.72
515.82
515.68
515.67
515.60
515.55
515.56
515.54
27
515.55
515.56
515.48
515.72
515.74
515.76
515.68
515.66
515.59
515.55
515.56
515.54
28
515.50
515.56
515.51
515.74
515.74
515.78
515.66
515.68
515.59
515.60
515.56
515.54
29
515.52
515.58
515.50
515.75
515.74
515.76
515.66
515.68
515.58
515.55
515.54
30
515.55
515.58
515.49
515.76
515.73
515.76
515.66
515.66
515.58
515.56
515.54
31
515.75
515.76
515.76
515.66
515.58
515.56
515.54
----------
--------------
Mean
515.56
515.60
515.56
515.64
515.76
515.81
515.74
515.68
515.63
515.59
515.56
515.54
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
515.65
515.75
515.72
515.76
515.95
516.23
515.81
515.73
515.66
515.64
515.60
515.74
516.23
Min
515.50
515.53
515.48
515.42
515.66
515.72
515.66
515.66
515.58
515.55
515.54
515.46
515.42
516.66
m. (MSL.) ,
514.66
m. (MSL.) ,
River Bed 515.12
m. (MSL)
521.61
m. (MSL.) ,
521.61
m. (MSL.) ,
Drainage Area 386 Square Kilometers
at 06.00 Hours , on Sep 14 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation