| Site ID: |
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123 |
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Lat. |
29.6037 |
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China |
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Jiangxi |
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| River: |
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Poyang |
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Long. |
116.1555 |
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| Site name: |
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Shuangzhong |
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Contributing
area: |
160180 |
km2 |
Ratio to Comparison
Station: |
6.89 |
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| Latest measurement: |
21-Nov-09 |
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Mean annual
runoff: |
492 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
628 |
mm |
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| Latest M/C ratio: |
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1.57 |
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Seven day
total: |
2 |
mm |
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| Estimated current discharge: |
2014 |
m3/sec |
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Percent of
mean 7-day total: |
64.5 |
% |
(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: |
6800 |
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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6651 |
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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| 202 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
41.6 |
52.7 |
46.4 |
36.6 |
24.6 |
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| 414 |
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2003 |
23.4 |
18.5 |
26.5 |
30.9 |
35.0 |
41.6 |
65.0 |
52.0 |
50.5 |
38.1 |
16.7 |
16.2 |
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| 299 |
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2004 |
11.4 |
8.7 |
13.3 |
15.5 |
37.6 |
41.1 |
38.7 |
36.6 |
31.6 |
33.9 |
18.3 |
12.4 |
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| 574 |
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2005 |
5.0 |
15.6 |
32.4 |
48.1 |
47.1 |
61.2 |
69.1 |
70.1 |
73.1 |
72.9 |
36.8 |
42.2 |
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| 568 |
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2006 |
33.5 |
35.9 |
68.9 |
62.8 |
60.0 |
69.4 |
73.0 |
75.0 |
50.8 |
38.4 |
0.0 |
0.0 |
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| 603 |
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2007 |
34.9 |
31.6 |
34.2 |
34.2 |
52.2 |
54.8 |
75.9 |
76.3 |
72.2 |
69.3 |
41.2 |
26.5 |
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| 628 |
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2008 |
19.9 |
20.6 |
34.0 |
51.1 |
66.8 |
53.2 |
67.2 |
71.6 |
72.3 |
65.0 |
57.7 |
49.0 |
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| 600 |
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2009 |
24.6 |
22.2 |
52.3 |
50.1 |
72.2 |
66.5 |
82.2 |
77.6 |
70.5 |
56.9 |
24.6 |
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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