Geoscience Reference
In-Depth Information
SN
Resolution
Spatial
No. of
stations
Data
availability
%
missing
Data type
Source
Temporal
1. Rainfall
31
1922-2005 1-60
MoWI/
TMA/PBWO
-
Daily/
hourly
Climate
9
1958-1999
0.1-62
MoWI/
TMA/PBWO
-
Daily
2.
Flows
3
1952-2005 1-54
MoWI/ /PBWO -
Daily
3.
DEM
-
2006
-
USGS/ HDRO 1K
1 km
-
4.
Landuse
1990's
-
IRA/Landsat
30 m
-
5. Soil
-
1983-1984 -
Pauw(1984) &
Hathout, (1983)
-
-
6. Sediment
load
3
2005-2006
0
UDSM
-
Subdaily
continuou
s
7. Reservoir
bed
contour
1
1968 &
2005
-
UDSM
1.53/1.0m
37 years
Table 2a-1. Data types and sources for the Nyumba Ya Mungu Reservoir catchment located
in the upstream part of the Pangani River catchment
Note: MoWI: Minstry of Water and Irrigation; TMA: Tanzania Meteorological Authority;
PBWO: Pangani Basin Water Office; IRA: Institute of Resources Assessment based at
University of Dar es Salaam (UDSM)
Subdaily suspended
sediment concentration
[mg/l]
Gauge Height
[m]
Streamflow
discharge [m
3
/s]
Statistic
No. Of data points
291
291
291
Maximum
9110.0
4.44
256.53
Minimum
16.0
0.89
12.19
Mean
282.5
1.32
34.79
Standard Deviation,
STD
801.7
0.49
30.02
Coefficient of Variation,
Cv (%)
283.8
36.69
86.27
Standard Error of the
Mean, SEM
47.0
0.03
1.76
Table 2a-2. A summary of sediment flow data for the Nyumba Ya Mungu Reservoir
catchment in the upstream part of the Pangani River catchment as sampled between March
18 and November 10, 2005 by an ISCO 6712 machine at 1DD1 site
Search WWH ::
Custom Search