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Location : on left bank at Ban Hong.
97 sq.km.
WATER YEAR : 2012
PING RIVER BASIN
Nam Mae On at Ban Hong , Chiang Mai (P.86)
Lat 18 - 44 - 18 N Long 99 - 13 - 18 E
Drainge Area
Amphoe San Kamphaeng Changwat Chiang Mai Ban Hong
Water - stage recorder
+341.205 m. (MSL.)
B.M.-H.D.
On left bank at the abutment of the bridge. Elevation
Recording
Arithmetic mean of 24 readings
2004 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+345.535 m. (MSL.)
Type of Gage
Bench Mark
Location BM
2004 to date
-
2004 to date
Stable.
No overbank flow.
Records fair. Stage-discharge relation defined by 40 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
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1 341.56 341.56 341.56 341.56 341.29 341.31 341.05 341.07 341.01 341.01 340.96 340.96
2 341.56 341.56 341.56 341.54 341.26 341.28 341.05 341.07 341.01 341.01 340.96 340.96
3 341.56 341.56 341.56 341.40 341.26 341.48 341.05 341.07 341.01 341.01 340.96 340.96
4 341.56 341.56 341.56 341.31 341.26 341.57 341.05 341.07 340.21 341.01 340.97 340.96
5 341.56 341.58 341.50 341.31 341.26 341.38 341.05 341.06 341.01 341.01 340.96 340.96
6 341.56 341.61 341.55 341.31 341.26 341.31 341.05 341.04 341.01 341.01 340.96 340.96
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7 341.56 341.61 341.56 341.31 341.26 341.39 341.05 341.04 341.01 341.01 340.96 340.96
8 341.56 341.60 341.56 341.31 341.25 341.63 341.04 341.04 341.01 341.01 340.96 340.96
9 341.56 341.56 341.56 341.31 341.31 341.52 341.04 341.04 341.01 341.03 340.96 340.96
10 341.56 341.56 341.55 341.31 341.38 341.11 341.04 341.04 341.01 341.03 340.96 340.96
11 341.56 341.56 341.56 341.31 341.41 341.02 341.04 341.04 341.01 341.03 340.96 340.96
12 341.56 341.56 341.56 341.31 341.41 341.02 341.04 341.04 341.01 341.03 340.96 340.96
13 341.56 341.56 341.56 341.31 341.41 341.02 341.04 341.04 341.01 341.03 340.96 340.97
14 341.56 341.56 341.56 341.31 341.38 341.03 341.04 341.04 341.01 341.01 340.97 340.96
15 341.56 341.49 341.56 341.31 341.30 341.06 341.04 341.04 341.01 340.97 340.96 340.96
16 341.56 341.54 341.56 341.31 341.26 341.05 341.03 341.04 341.01 340.96 340.96 340.96
17 341.56 341.56 341.56 341.36 341.24 341.05 341.02 341.04 340.99 340.96 340.96 340.96
18 341.53 341.56 341.56 341.55 341.23 341.04 341.02 341.04 340.96 340.96 340.96 340.96
19 341.54 341.56 341.58 341.50 341.23 341.04 341.02 341.00 340.96 340.96 340.96 340.96
20 341.54 341.56 341.60 341.44 341.23 341.04 341.02 340.98 340.96 340.96 340.96 340.96
21 341.56 341.56 341.49 341.56 341.23 341.04 341.01 341.01 340.96 340.96 340.96 340.96
22 341.56 341.56 341.56 341.56 341.23 341.06 341.01 341.01 340.96 340.96 340.96 340.96
23 341.54 341.56 341.56 341.50 341.23 341.06 341.01 341.01 340.96 340.96 340.96 340.96
24 341.53 341.56 341.56 341.41 341.24 341.06 341.01 341.01 340.96 340.96 340.96 340.96
25 341.53 341.56 341.56 341.41 341.24 341.06 341.01 341.01 340.96 340.96 340.96 340.96
26 341.53 341.56 341.56 341.41 341.24 341.06 341.01 341.01 340.96 340.96 340.96 340.97
27 341.53 341.54 341.56 341.38 341.25 341.06 341.01 341.00 340.97 340.96 340.96 340.96
28 341.53 341.49 341.46 341.30 341.27 341.06 341.02 341.01 340.96 340.97 340.96 340.96
29 341.53 341.54 341.56 341.31 341.31 341.06 341.04 341.01 340.97 340.96 340.96
30 341.54 341.56 341.56 341.31 341.31 341.06 341.07 341.01 341.01 340.96 340.96
31 341.56 341.31 341.31 341.08 341.01 340.96 340.96
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Mean 341.55 341.56 341.55 341.38 341.28 341.16 341.03 341.03 340.96 340.99 340.96 340.96
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Max 341.56 341.61 341.60 341.56 341.41 341.63 341.08 341.07 341.01 341.03 340.97 340.97 341.63
Min 341.53 341.49 341.46 341.30 341.23 341.02 341.01 340.98 340.21 340.96 340.96 340.96 340.21
341.66 m. (MSL.) ,
341.20 m. (MSL.) , River Bed 340.90 m. (MSL.)
345.43 m. (MSL.) ,
345.35 m. (MSL.) , Drainage Area 97 Square Kilometers
at 15.00 Hours , on Sep 8 , 2012 Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation