| Site ID: |
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1218 |
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Lat. |
-33.2829 |
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Chile |
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0 |
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| River: |
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Maipo |
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Long. |
-70.7465 |
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| Site name: |
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0 |
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Contributing
area: |
542 |
km2 |
Ratio to Comparison
Station: |
0.02 |
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| Latest measurement: |
16-Nov-09 |
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Mean annual
runoff: |
3347 |
mm |
(2003-2007) |
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| Hydrologic status: |
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3 |
Flood |
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Total runoff
this year: |
6368 |
mm |
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| Latest M/C ratio: |
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1.19 |
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Seven day
total: |
1 |
mm |
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| Estimated current discharge: |
315 |
m3/sec |
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Percent of
mean 7-day total: |
290.7 |
% |
(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: |
768 |
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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797 |
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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| 217 |
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2002 |
no data |
no data |
no data |
no data |
no data |
no data |
no data |
14.5 |
140.5 |
16.5 |
15.9 |
29.4 |
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| 1798 |
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2003 |
111.1 |
362.5 |
362.6 |
111.9 |
42.5 |
86.1 |
16.4 |
82.9 |
559.8 |
16.4 |
16.7 |
28.8 |
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| 495 |
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2004 |
122.8 |
107.0 |
77.3 |
38.4 |
16.4 |
15.4 |
16.4 |
16.4 |
2.1 |
15.4 |
15.9 |
51.8 |
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| 3198 |
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2005 |
22.3 |
93.1 |
369.8 |
42.9 |
84.1 |
159.7 |
60.4 |
350.6 |
524.2 |
726.1 |
203.9 |
560.9 |
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| 5914 |
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2006 |
678.2 |
375.6 |
136.5 |
616.4 |
622.6 |
489.4 |
654.7 |
861.2 |
1156.0 |
323.9 |
0.0 |
0.0 |
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| 5331 |
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2007 |
439.4 |
289.7 |
523.9 |
740.0 |
511.4 |
434.0 |
669.6 |
523.8 |
570.9 |
193.3 |
102.2 |
333.2 |
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| 6368 |
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2008 |
285.4 |
173.3 |
206.6 |
501.5 |
442.0 |
788.7 |
583.6 |
921.7 |
636.7 |
745.3 |
559.2 |
524.2 |
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| 8856 |
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2009 |
776.7 |
643.1 |
1106.7 |
693.2 |
634.0 |
794.4 |
1094.2 |
844.4 |
788.1 |
883.8 |
596.8 |
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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