1229 Lat. -32.7813 South Africa Western Cape
River: Garoka Long. 21.9816
Site name: Kruidfontein Contributing area: 9316 km2 Ratio to Comparison Station: 0.39
Latest measurement: 15-Nov-09 Mean annual runoff: 10 mm (2003-2007)
Hydrologic status: 2 Normal flow Total runoff this year: 15 mm
Latest M/C ratio: 1.01 Seven day total: 1 mm
Estimated current discharge: 5 m3/sec Percent of mean 7-day total: 139.7 % (today's value compared to mean for same period, 2003-2007)
Ice-cover determination: 5 yr recurrence flood: 11 m3/sec (from Log Pearson III analysis)
Status Codes:  1 = Low flow, 2 = Normal flow, 3 = Flood, 4 = Major Flood 10 m3/sec (from Gumbel Extreme Value analysis)
Comparison Station Information:  Piggot's Bridge (1160510)         Contributing Area:   sq mi 23671 sq km
(Data from this gaging station are used for the calibration to discharge, with an adjustment for different contributing areas)
Notes: Rating equation is based on comparison of monthly means from a station in the region
Discharge and runoff, based on satellite remote sensing (NASA AMSR-E data)
(For U.S, sites, nearby ground station discharge may also be shown)
Annual  Monthly Total Runoff (mm), computed from above satellite-based discharge data
Runoff
(mm) Jan Feb Mar April May June July Aug Sept Oct Nov Dec
3 2002 no data no data no data no data no data no data no data 0.6 0.8 0.8 0.4 0.5
8 2003 0.5 0.2 0.5 0.8 0.9 0.9 0.8 0.9 0.8 0.5 0.6 0.6
7 2004 0.4 0.3 0.8 0.7 0.6 0.6 0.9 1.0 0.6 0.5 0.2 0.2
9 2005 0.3 0.1 0.4 0.8 1.3 1.4 0.1 1.5 1.0 1.0 0.6 0.4
11 2006 0.9 0.5 0.9 1.3 1.2 1.5 1.6 1.3 1.1 1.2 0.0 0.0
13 2007 0.6 0.5 0.7 1.1 1.4 1.5 1.7 1.7 1.4 1.0 0.8 0.8
15 2008 0.9 0.7 0.8 0.8 1.0 1.2 1.6 2.1 2.1 1.6 1.4 0.9
15 2009 0.8 1.1 1.1 1.4 2.0 1.6 1.7 1.8 1.4 1.0 0.9 0.0
Mean Annual Runoff: 11 Standard Deviation: 3
Trend in Annual Runoff (slope):  1.62
Discharge is estimated directly via a rating equation from the remote sensing data (M/C ratio) shown below.