Field name | Field description | Unit | Type of data | Column Width | Count non blank | Maximum | Minimum | Average | Total |
SADC ID | SADC Database Identification Number | | Label | 6 | 3843 | | | | |
Nat ID | National Database Identification Number | | Value | 6 | 3843 | | | | |
Nat Index | Index in national database (if applicable) | | Label | 8 | 3788 | | | | |
Name | Name of the water body | | Label | 40 | 3843 | | | | |
Latitude | Latitude (in decimal degrees) | dec deg | Value | 8 | 3767 | -22.20 | -34.73 | -30 | |
Longitude | Longitude (in decimal degrees) | dec deg | Value | 7 | 3767 | 32.87 | 17.63 | 26 | |
Grid_ Ref | Map grid reference | | Label | 6 | 0 | | | | |
Map_Nr | Map number | | Label | 6 | 0 | | | | |
Coord_South | Coordinates south (in any format) | dms | Label | 10 | 381 | | | | |
Coord_East | Coordinates east (in any format) | dms | Label | 10 | 381 | | | | |
UTM_Zone | UTM zone number | | Value | 6 | 0 | | | | |
UTM_Coord | UTM coordinates | | Label | 6 | 0 | | | | |
Rivername | Name of the main river(s) which feed(s) the water body | | Label | 22 | 3492 | | | | |
Sub-catchment | Name of the sub-catchment | | Label | 6 | 0 | | | | |
Main catchment | Name of the main stream catchment | | Label | 6 | 0 | | | | |
Division | Division in which the water body is situated (if applicable) | | Label | 6 | 0 | | | | |
District | District in which the water body is situated | | Label | 6 | 0 | | | | |
Province | Province or Region in which the water body is situated | | Label | 6 | 518 | | | | |
Country | Country in which the water body is situated | | Label | 2 | 3843 | | | | |
International | Is the water body shared by different countries? | | Label | 6 | 0 | | | | |
Owner | Unit which controls the water body or name of owner | | Label | 6 | 143 | | | | |
Ownertype | Type of ownership | | Label | 6 | 0 | | | | |
Surf. area | Full supply surface area | ha | Value | 8 | 3397 | 41700 | 0.10 | 80 | 386258.6 |
Capacity | Full supply capacity | m3 | Value | 12 | 3713 | 5673778000 | 5000.00 | 10040473 | 37280277600 |
Maxdept | Maximum depth | m | Value | 6 | 30 | 1607 | 2.00 | 61 | |
Mean depth | Mean depth | m | Value | 6 | 0 | | | | |
Catch. area | Catchment area of the water body | km2 | Value | 8 | 131 | 79903.00 | 1.00 | 2085 | 273126 |
pH | Average pH value of surface water | pH | Value | 5 | 228 | 9.00 | 4.70 | 8 | |
Conductivity | Average conductivity of surface water | μS | Value | 5 | 210 | 35177.00 | -9.00 | 792 | |
Transparency | Average Secchi Disk value | cm | Value | 6 | 22 | 4.00 | 1.00 | 3 | |
Permanence | Is the water body permanent or seasonal? | | Label | 6 | 0 | | | | |
Solltype | Main soil type of the catchment of the reservoir | FAO | Label | 6 | 0 | | | | |
Type | Type of water body (Lake, Swamp or Reservoir) | | Label | 1 | 539 | | | | |
Constr_Yr | Construction year of the dam | YYYY | Value | A | 3404 | 1997 | 1800 | 1972 | |
Wallheight | Height of the dam wall | m | Value | 4 | 3578 | 93 | 3.00 | 11 | |
Condition | Dam wall condition | | Label | 6 | 0 | | | | |
Siltation % | Estimated percentage of dam siltation (volume %) | % | Value | 6 | 430 | 70.00 | 1.00 | 3 | |
Fenced | Is the damwall fenced ? | | Label | 6 | 0 | | | | |
Access | Access by road | | Label | 6 | 0 | | | | |
Dist.vill | Distance from the nearest village | km | Value | 5 | 3581 | 190.00 | 0 | 19 | |
Main use | Main use of the water body | | Value | 1 | 0 | | | | |
Domestic | Is the water body used for domestic water supply? | | Label | 1 | 0 | | | | |
Irrigation | Is the water body used for irrigation? | | Label | 1 | 168 | | | | |
Livestock | Is the water body used for livestock watering? | | Label | 1 | 0 | | | | |
Municipal water | Is the water body used for municipal water supply? | | Label | 1 | 93 | | | | |
Bricks | Is the water body used for brick construction? | | Label | 1 | 2 | | | | |
Industry | Is the water body used for industrial purposes? | | Label | 1 | 4 | | | | |
Fishing | Is the water body used for fishing? | | Label | 1 | 0 | | | | |
Other use | Any other use of the water body? | | Label | 6 | 0 | | | | |
Crocs | Presence of crocodiles | | Label | 1 | 0 | | | | |
Hyacinth | Presence of water hyacinth (Eichornia crassipes) | | Label | 1 | 0 | | | | |
Hook and line | Presence of hook and line fishing | | Label | 1 | 0 | | | | |
Traps | Presence of trap fishing | | Label | 1 | 0 | | | | |
Sport | Presence of sport fishing | | Label | 1 | 0 | | | | |
Gill net | Presence of gill net fishing | | Label | 1 | 0 | | | | |
Seine nets | Presence of seine net fishing | | Label | 1 | 0 | | | | |
Fisherfolk | Number of net fishers | | Value | 6 | 0 | | | | |
Nets | Number of gill nets used (1 net = 100m2 mounted) | | Value | 6 | 0 | | | | |
Boats | Number of boats/canoes/vessels | | Value | 6 | 0 | | | | |
Catch/yr | Total yearly fish catch | | Value | 6 | 0 | | | | |
Comments | Any observations or comments on data collection or water body | | Label | 109 | 122 | | | | |
Source of data | Source of Data | | Label | 80 | 3843 | | | | |
Orig_ID | ID in original database | | Value | 6 | 493 | | | | |
Orig_Ref | Reference source in original database | | Label | 6 | 493 | | | | |
Dupe_ID | SADC ID of possible duplicate record | | Label | 6 | 8 | | | | |
Main_ID | SADC ID of water body where this water body belongs to | | Label | 6 | 0 | | | | |
Hydro number | Hydro Number | | Label | 7 | 58 | | | | |
Hydrozone | Hydrozone | | Label | 3 | 3787 | | | | |
Subzone | Subzone | | Label | 6 | 0 | | | | |
Drainage region | Drainage Region | | Label | 4 | 67 | | | | |
Locality | Locality | | Label | 29 | 3774 | | | | |
Reliability | Reliability of Source data | | Label | 9 | 0 | | | | |