| Site ID: |
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2178 |
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Lat. |
16.7197 |
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Thailand |
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Phetchabun |
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| River: |
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Mae Nam Pa Sak |
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Long. |
101.2477 |
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| Site name: |
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Lom Sak |
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Contributing
area: |
2841 |
km2 |
Ratio to Comparison
Station: |
0.12 |
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| Latest measurement: |
6-Nov-09 |
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Mean annual
runoff: |
700 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
1276 |
mm |
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| Latest M/C ratio: |
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1.10 |
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Seven day
total: |
1 |
mm |
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| Estimated current discharge: |
3 |
m3/sec |
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Percent of
mean 7-day total: |
88.6 |
% |
(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: |
1178 |
m3/sec |
(from Log Pearson III
analysis) |
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| Status Codes: 1 = Low
flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood |
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1208 |
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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| 240 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
114.1 |
97.7 |
22.3 |
3.0 |
3.1 |
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| 312 |
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2003 |
3.1 |
2.8 |
3.1 |
3.0 |
3.1 |
3.0 |
119.4 |
162.2 |
3.0 |
3.1 |
2.5 |
3.1 |
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| 390 |
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2004 |
3.1 |
2.9 |
3.1 |
3.0 |
3.1 |
4.3 |
100.7 |
257.8 |
3.0 |
3.1 |
3.0 |
3.1 |
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| 526 |
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2005 |
3.1 |
2.8 |
3.1 |
3.0 |
3.1 |
12.4 |
133.7 |
331.2 |
16.4 |
3.1 |
6.6 |
6.8 |
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| 1419 |
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2006 |
12.2 |
12.5 |
7.2 |
7.9 |
39.2 |
95.2 |
647.6 |
469.2 |
69.1 |
58.7 |
0.0 |
0.0 |
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| 855 |
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2007 |
10.8 |
40.7 |
20.3 |
3.0 |
9.7 |
57.1 |
170.0 |
340.5 |
126.9 |
70.0 |
3.4 |
2.6 |
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| 1276 |
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2008 |
17.6 |
14.0 |
16.8 |
6.8 |
21.5 |
185.8 |
511.9 |
482.5 |
8.9 |
3.1 |
3.0 |
3.6 |
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| 1249 |
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2009 |
12.9 |
47.6 |
10.8 |
14.1 |
23.4 |
202.4 |
510.1 |
407.2 |
12.2 |
7.4 |
0.9 |
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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