Page 288 - Yearbook2013_v56_new

252
i l f b k i
WATER YEAR : 2013
PING RIVER BASIN
Nam Mae Wang at Ban Sop Win , Chiang Mai (P.82)
Lat 18 - 39 - 06 N Long 98 - 41 - 23 E
Locat on : on e t an at Ban Sop W n.
389 sq.km.
Water - stage recorder
+400.196 m. (MSL.)
B.M.-H.D.
On left bank about 5.00 meters from the top staff gage. Elevation
Recording.
Bench Mark
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Type of Gage
Amphoe Mae Wang Changwat Chiang Mai Ban Sop Win
Drainge Area
+406.756 m. (MSL.)
Arithmetic mean of 24 readings
2003 to date
2003 to date
-
2003 to date
Rather unstable by some scouring.
No overbank flow.
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Basis of Mean Daily Gage Height
Records fair. Stage-discharge relation defined by 40 discharge measurements made in 2013.
Date Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Annual
---------- -----------------
1 401.04 401.02 401.04 401.02 401.18 401.18 401.47 401.37 401.24 401.15 401.10 400.56
2 401.04 401.01 401.06 401.01 401.22 401.24 401.55 401.35 401.23 401.15 401.10 400.56
3 401.04 401.04 401.21 401.01 401.20 401.17 401.47 401.33 401.23 401.15 401.10 400.56
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4 401.04 401.09 401.11 401.01 401.20 401.15 401.40 401.32 401.22 401.15 401.10 400.56
5 401.03 401.09 401.14 401.11 401.24 401.14 401.42 401.32 401.21 401.14 401.09 400.56
6 401.03 401.07 401.20 401.35 401.17 401.28 401.43 401.31 401.21 401.14 401.09 400.55
7 401.03 401.06 401.09 401.21 401.13 401.26 401.38 401.29 401.21 401.14 401.07 400.55
8 401.03 401.07 401.12 401.20 401.13 401.59 401.29 401.29 401.20 401.13 401.08 400.54
9 401.03 401.04 401.13 401.19 401.16 401.34 401.26 401.29 401.15 401.13 401.08 400.55
10 401.03 401.02 401.05 401.23 401.29 401.63 401.25 401.28 401.15 401.12 401.08 400.55
11 401.03 401.02 401.04 401.19 401.64 401.32 401.20 401.29 401.19 401.12 401.08 400.55
12 401 03 401 04 401 06 401 14 401 76 401 35 401 23 401 27 401 15 401 12 401 08 400 55 . . . . . . . . . . . .
13 401.02 401.08 401.10 401.09 401.62 401.75 401.21 401.27 401.20 401.12 401.08 400.55
14 401.02 401.05 401.06 401.06 401.50 401.44 401.20 401.27 401.22 401.12 401.08 400.54
15 401.02 401.04 401.01 401.10 401.42 401.41 401.20 401.26 401.22 401.12 401.08 400.54
16 401.02 401.04 401.03 401.21 401.33 401.36 401.20 401.26 401.24 401.12 401.08 400.54
17 401.02 401.02 401.01 401.17 401.24 401.54 401.31 401.26 401.21 401.12 400.90 400.54
18 401.02 401.00 401.00 401.12 401.23 401.40 402.48 401.27 401.20 401.12 400.53 400.53
19 401.02 401.03 401.03 401.10 401.20 401.32 401.96 401.31 401.19 401.12 400.49 400.53
20 401.02 401.04 401.07 401.08 401.17 401.27 401.70 401.38 401.19 401.12 400.49 400.52
21 401.03 401.05 401.01 401.06 401.20 401.18 401.64 401.29 401.18 401.12 400.49 400.51
22 401.03 401.05 401.01 401.08 401.23 401.22 402.33 401.27 401.18 401.12 400.52 400.51
23 401.02 401.11 401.01 401.12 401.20 401.21 401.57 401.26 401.17 401.12 400.59 400.51
24 401.02 401.12 401.01 401.53 401.25 401.35 401.59 401.25 401.17 401.12 400.59 400.51
25 401.02 401.05 401.01 401.40 401.19 401.34 401.62 401.24 401.17 401.12 400.59 400.51
26 401.02 401.05 401.07 401.22 401.17 401.47 401.50 401.24 401.17 401.11 400.58 400.51
27 401.02 401.03 401.05 401.20 401.15 401.46 401.45 401.25 401.17 401.11 400.56 400.52
28 401.02 401.01 401.03 401.19 401.15 402.45 401.47 401.25 401.16 401.12 400.55 400.52
29 401.02 401.00 401.02 401.17 401.13 401.61 401.47 401.24 401.15 401.10 400.52
30 401.02 401.02 401.02 401.45 401.11 401.31 401.42 401.24 401.15 401.10 400.51
31 401.07 401.49 401.11 401.40 401.15 401.10 400.51
---------- --------------
Mean 401.03 401.05 401.06 401.18 401.26 401.39 401.49 401.28 401.19 401.12 400.87 400.53
Max 401.04 401.12 401.21 401.53 401.76 402.45 402.48 401.38 401.24 401.15 401.10 400.56 402.48
Min 401.02 401.00 401.00 401.01 401.11 401.14 401.20 401.24 401.15 401.10 400.49 400.51 400.49
403.35 m. (MSL.) ,
400.20 m. (MSL.) , River Bed 400.30 m. (MSL.)
405.99 m. (MSL.) ,
406.21 m. (MSL.) , Drainage Area 389 Square Kilometers
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
at 07.00 Hours , on Sep 28 , 2013 Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation