| Site ID: |
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254 |
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Lat. |
16.9122 |
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Thailand |
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Sukhothai |
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| River: |
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Yom |
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Long. |
99.9359 |
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| Site name: |
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Bang Rakam |
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Contributing
area: |
18314 |
km2 |
Ratio to Comparison
Station: |
0.79 |
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| Latest measurement: |
9-Nov-09 |
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Mean annual
runoff: |
2282 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
2686 |
mm |
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| Latest M/C ratio: |
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1.91 |
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Seven day
total: |
2 |
mm |
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| Estimated current discharge: |
3853 |
m3/sec |
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Percent of
mean 7-day total: |
93.1 |
% |
(today's value compared to
mean for same period, 2003-2007) |
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| Ice-cover determination: |
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5 yr
recurrence flood: |
6749 |
m3/sec |
(from Log Pearson III
analysis) |
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| Status Codes: 1 = Low
flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood |
|
6895 |
m3/sec |
(from Gumbel Extreme Value
analysis) |
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| Comparison Station Information: |
Tokwe
Confluence D/s C/s (1495240) |
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Contributing
Area: |
7280 |
sq mi |
23237 |
sq km |
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| (Data from this gaging station are used for the calibration to
discharge, with an adjustment for different contributing areas) |
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| Notes: |
Comparison station is
placeholder, only; this site is not yet calibrated to actual discharge |
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| Discharge and runoff, based on satellite remote sensing (NASA
AMSR-E data) |
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| (For U.S, sites, nearby ground station discharge may also be
shown) |
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2008-Present |
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2002-Present |
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| Annual |
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|
Monthly Total Runoff (mm),
computed from above satellite-based discharge data |
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| Runoff |
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| (mm) |
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Jan |
Feb |
Mar |
April |
May |
June |
July |
Aug |
Sept |
Oct |
Nov |
Dec |
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| 2032 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
76.0 |
196.8 |
550.5 |
695.9 |
512.8 |
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| 1347 |
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2003 |
113.9 |
6.6 |
2.9 |
76.5 |
43.3 |
13.6 |
7.5 |
26.9 |
194.5 |
485.4 |
255.8 |
120.5 |
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| 1767 |
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2004 |
6.4 |
0.5 |
55.7 |
113.0 |
25.4 |
14.3 |
21.0 |
174.2 |
281.4 |
598.9 |
375.9 |
100.8 |
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| 2348 |
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2005 |
4.3 |
0.4 |
23.1 |
55.4 |
32.6 |
0.7 |
0.5 |
158.8 |
454.8 |
675.4 |
787.5 |
154.9 |
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| 3277 |
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2006 |
59.0 |
0.3 |
28.9 |
118.5 |
53.5 |
540.7 |
480.5 |
551.6 |
535.9 |
907.6 |
0.0 |
0.0 |
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| 2669 |
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2007 |
16.5 |
0.4 |
71.1 |
183.7 |
141.0 |
148.3 |
136.6 |
169.4 |
451.4 |
653.7 |
536.6 |
160.5 |
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| 2686 |
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2008 |
25.4 |
3.1 |
70.4 |
74.7 |
18.5 |
38.6 |
44.7 |
314.9 |
480.6 |
549.0 |
672.6 |
393.7 |
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| 1836 |
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2009 |
80.1 |
1.6 |
3.6 |
167.5 |
61.7 |
17.9 |
92.2 |
228.0 |
330.4 |
594.3 |
258.6 |
0.0 |
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| Discharge is estimated directly via a rating equation from
the remote sensing data (M/C ratio) shown below. |
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