| Site ID: |
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1045 |
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Lat. |
45.7283 |
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Canada |
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0 |
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| River: |
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St John |
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Long. |
-66.1048 |
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| Site name: |
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0 |
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Contributing
area: |
50580 |
km2 |
Ratio to Comparison
Station: |
2.18 |
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| Latest measurement: |
15-Nov-09 |
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Mean annual
runoff: |
459 |
mm |
(2003-2007) |
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| Hydrologic status: |
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2 |
Normal flow |
Total runoff
this year: |
564 |
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: |
912 |
m3/sec |
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Percent of
mean 7-day total: |
115.4 |
% |
(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: |
2406 |
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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2377 |
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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| 166 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
50.7 |
42.5 |
41.1 |
27.1 |
4.5 |
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| 387 |
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2003 |
0.2 |
0.2 |
0.2 |
11.4 |
74.4 |
61.8 |
52.6 |
51.5 |
44.3 |
37.8 |
38.1 |
14.9 |
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| 368 |
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2004 |
0.2 |
0.2 |
0.2 |
29.0 |
63.3 |
61.0 |
55.6 |
56.0 |
48.7 |
34.8 |
9.8 |
9.3 |
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| 548 |
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2005 |
0.9 |
0.2 |
0.6 |
61.7 |
82.7 |
71.2 |
52.7 |
54.6 |
43.2 |
71.5 |
68.2 |
40.3 |
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| 490 |
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2006 |
17.4 |
9.2 |
13.6 |
76.9 |
88.8 |
71.4 |
57.5 |
47.8 |
46.7 |
61.0 |
0.0 |
0.0 |
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| 500 |
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2007 |
12.6 |
0.2 |
10.6 |
49.6 |
87.0 |
49.3 |
52.8 |
55.8 |
56.5 |
51.0 |
58.2 |
16.7 |
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| 564 |
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2008 |
6.0 |
0.4 |
0.8 |
45.2 |
101.9 |
61.6 |
67.0 |
67.1 |
55.2 |
58.8 |
69.4 |
30.5 |
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| 435 |
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2009 |
1.7 |
0.3 |
2.2 |
52.2 |
79.9 |
53.2 |
58.8 |
50.6 |
48.1 |
53.1 |
35.4 |
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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