Amazon Basin
Station: Porto Velho


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Porto Velho (3627040) Basin Name: Amazon
River Name: Rio Madeira Next Downstream Station:Obidos (3629000)
GRDC Country Code: BZ Distance to Next Downstream Station: 1353 km
Start Year [Month]: 1970 [1] Upstream Station(s): None
End Year [Month]: 1985 [5]
Mean Discharge: 19758 m3/s
Minimum Discharge: 3661 m3/s
Maximum Discharge: 47570 m3/s Length of Upstream Mainstem: 1869 km
Mean Interstation Discharge: 19758 m3/s Distance to Basin Outlet: 1889 km
GRDC Catchment Area: 954285 km2 STN Catchment Area: 992572 km2
GRDC Interstation Area: 954285 km2 STN Interstation Area: 992572 km2
GRDC Station Runoff: 653 mm/yr STN Station Runoff: 628 mm/yr
GRDC Interstation Runoff: 653 mm/yr STN Interstation Runoff: 628 mm/yr
Station Field DescriptionsBasin Field Descriptions


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Site Descriptor Information Station Time Series Data


Hydrograph Station Data
Extreme Values Over Period Of Record
Month MeanQ
m3/s
MinQ
m3/s
MaxQ
m3/s
Jan 24387.5 15744.0 31362.0
Feb 31213.8 20675.0 37495.0
Mar 36464.6 25673.0 42442.0
Apr 35411.8 25621.0 47570.0
May 28858.5 17619.0 40116.0
Jun 20512.2 10453.0 28925.0
Jul 13026.7 7756.0 22051.0
Aug 7525.9 4822.0 13412.0
Sep 5668.5 3661.0 9671.0
Oct 6849.0 4522.0 12510.0
Nov 10526.5 6211.0 19089.0
Dec 16656.1 9355.0 23929.0