| Site ID: |
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2164 |
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Lat. |
18.6162 |
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Vietnam |
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Nghe An |
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| River: |
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Ca |
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Long. |
105.5864 |
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| Site name: |
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Vinh |
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Contributing
area: |
27061 |
km2 |
Ratio to Comparison
Station: |
1.16 |
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| Latest measurement: |
6-Nov-09 |
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Mean annual
runoff: |
1026 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
1250 |
mm |
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| Latest M/C ratio: |
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1.33 |
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Seven day
total: |
1 |
mm |
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| Estimated current discharge: |
898 |
m3/sec |
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Percent of
mean 7-day total: |
53.0 |
% |
(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: |
4225 |
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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4106 |
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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| 511 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
15.0 |
114.8 |
104.3 |
124.4 |
153.0 |
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| 996 |
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2003 |
198.8 |
120.4 |
15.9 |
11.1 |
48.4 |
139.4 |
20.7 |
24.8 |
56.5 |
123.2 |
86.1 |
150.1 |
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| 909 |
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2004 |
182.1 |
145.6 |
69.1 |
25.5 |
15.0 |
102.8 |
36.2 |
18.8 |
53.3 |
76.9 |
77.9 |
106.1 |
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| 1153 |
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2005 |
159.6 |
79.9 |
20.8 |
0.3 |
22.1 |
145.9 |
15.2 |
41.7 |
176.0 |
222.7 |
139.0 |
129.8 |
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| 836 |
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2006 |
206.8 |
93.8 |
15.5 |
5.7 |
59.0 |
130.4 |
8.0 |
41.3 |
66.3 |
208.8 |
0.0 |
0.0 |
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| 1234 |
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2007 |
221.6 |
144.8 |
8.4 |
3.0 |
80.5 |
101.5 |
4.3 |
56.1 |
84.8 |
181.1 |
183.3 |
164.8 |
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| 1250 |
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2008 |
205.4 |
165.7 |
142.3 |
16.9 |
9.1 |
100.1 |
36.6 |
6.8 |
44.7 |
159.7 |
232.7 |
129.7 |
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| 812 |
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2009 |
199.7 |
134.7 |
18.4 |
1.3 |
56.6 |
94.7 |
6.8 |
14.4 |
77.3 |
176.3 |
31.3 |
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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