Basic HTML Version
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WATER YEAR : 2013
WEST COAST - GULF BASIN
Huai Yang at Ban Huai Yang , Prachuap Khiri Khan (Gt.17)
Lat 11 - 36 - 48 N Long 99 - 40 - 09 E
Locat on : on r g t an at t e r ge o P et Kasem H g way near t e gu epost 349.
48
sq.km.
Staff gage
+0.619 m. (MSL.)
B.M.-H.D.
On right bank at the abutment of the bridge.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Drainge Area
Amphoe
Thap Sakae
Changwat
Prachuap Khiri Khan
Ban
Huai Yang
Gage Reading Frequency
Zero Gage at Bottom
+6.367 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 5 readings
1987 to date
1987 to date
-
1987 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. Flow effected by the local weir about 200 meters downstream from the gage site.
Stage-discharge relation defined by 14 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
1.16
1.22
1.19
1.47
1.45
1.30
1.67
1.82
1.91
1.38
1.37
1.24
2
1.17
1.22
1.19
1.40
1.45
1.30
1.70
1.79
1.91
1.38
1.36
1.24
3
1.17
1.22
1.19
1.37
1.45
1.30
1.73
1.78
1.90
1.37
1.35
1.23
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
1.17
1.22
1.19
1.37
1.44
1.30
1.79
1.75
1.88
1.37
1.34
1.23
5
1.17
1.22
1.20
1.36
1.44
1.29
1.85
1.74
1.85
1.36
1.33
1.23
6
1.16
1.22
1.20
1.34
1.43
1.28
2.12
1.71
1.82
1.36
1.32
1.23
7
1.16
1.22
1.20
1.34
1.43
1.27
2.04
1.67
1.80
1.35
1.31
1.23
8
1.16
1.22
1.20
1.35
1.42
1.26
1.98
1.63
1.78
1.35
1.30
1.23
9
1.16
1.22
1.20
1.35
1.42
1.25
1.96
1.71
1.75
1.34
1.28
1.22
10
1.16
1.22
1.20
1.34
1.41
1.23
1.93
1.80
1.73
1.34
1.27
1.22
11
1.17
1.22
1.20
1.34
1.40
1.26
1.90
1.75
1.70
1.33
1.26
1.21
12
1 17
1 22
1 21
1 35
1 39
1 28
1 82
1 62
1 68
1 33
1 26
1 21
.
.
.
.
.
.
.
.
.
.
.
.
13
1.17
1.22
1.21
1.36
1.38
1.32
1.94
1.74
1.66
1.32
1.26
1.21
14
1.23
1.22
1.21
1.37
1.37
1.40
1.97
1.82
1.63
1.32
1.26
1.21
15
1.43
1.22
1.21
1.40
1.36
1.47
1.94
1.91
1.61
1.31
1.26
1.21
16
1.46
1.22
1.21
1.39
1.35
1.46
1.91
1.96
1.59
1.30
1.26
1.21
17
1.43
1.22
1.21
1.38
1.34
1.46
1.89
2.06
1.57
1.29
1.25
1.25
18
1.40
1.22
1.21
1.36
1.33
1.45
1.86
1.98
1.55
1.29
1.25
1.26
19
1.33
1.22
1.22
1.34
1.22
1.47
1.83
1.89
1.53
1.28
1.25
1.26
20
1.27
1.22
1.22
1.33
1.22
1.56
1.80
1.75
1.51
1.28
1.25
1.25
21
1.24
1.22
1.22
1.33
1.21
1.79
1.78
1.82
1.50
1.28
1.25
1.27
22
1.24
1.22
1.22
1.32
1.21
1.98
1.77
2.47
1.48
1.28
1.25
1.28
23
1.23
1.22
1.22
1.31
1.21
2.31
1.75
2.51
1.47
1.28
1.25
1.26
24
1.23
1.22
1.23
1.30
1.21
2.25
1.73
2.36
1.45
1.27
1.25
1.25
25
1.23
1.22
1.24
1.30
1.21
2.09
1.62
1.97
1.44
1.27
1.25
1.23
26
1.22
1.22
1.25
1.29
1.22
1.98
1.63
1.87
1.43
1.27
1.25
1.22
27
1.21
1.22
1.26
1.29
1.22
1.89
1.67
1.81
1.42
1.27
1.24
1.22
28
1.21
1.22
1.27
1.28
1.22
1.80
1.74
1.75
1.42
1.26
1.24
1.22
29
1.20
1.22
1.32
1.31
1.23
1.73
1.78
1.80
1.40
1.26
1.22
30
1.20
1.22
1.45
1.34
1.23
1.67
1.82
1.90
1.40
1.26
1.21
31
1.22
1.46
1.23
1.82
1.39
1.26
1.21
----------
--------------
Mean
1.23
1.22
1.23
1.35
1.33
1.55
1.83
1.87
1.62
1.31
1.28
1.23
Max
1.46
1.22
1.45
1.47
1.45
2.31
2.12
2.51
1.91
1.38
1.37
1.28
2.51
Min
1.16
1.22
1.19
1.28
1.21
1.23
1.62
1.62
1.39
1.26
1.24
1.21
1.16
2.60
m. (MSL.) ,
0.62
m. (MSL.) ,
River Bed 1.06
m. (MSL.)
5.23
m. (MSL.) ,
5.20
m. (MSL.) ,
Drainage Area
48
Square Kilometers
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at 06.00 Hours , on Nov 23, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation