Table 7 The characteristics of the provisionally selected landfill sites
Site A | Site B | Site C | Site D | Site E | |
|---|---|---|---|---|---|
Municipality | Tarmigt | Tarmigt | Ouisselane | Tarmigt | Skoura ahl El Ouest |
Superficie | 25.6 ha | 1600 ha | 91 ha | 19 ha | 200 ha |
Latitude | − 7,10272883 | − 6,985129 | − 7,113929 | − 7,049464 | − 6,43962142 |
Longitude | 30,7653565 | 31,056557 | 30,692557 | 30,801132 | 31,09681265 |
DFB | 30 km | 20 km | 40 km | 25 km | 60 km |
Topography | Irregular terrain, slope < 10° | Flat terrain, slope < 5° | Flat terrain, slope < 5° | Flat terrain, slope < 5° | Flat terrain, slope < 5° |
Geology | Precambrian-Paleozoic basement | Sedimentary cover | Precambrian-Paleozoic basement | Precambrian-Paleozoic basement | Sedimentary cover |
Soil quality (bedrock) | Impermeable soil, they are magmatic rocks | Permeable soil, marl, sandstone, sometimes clay | Impermeable soil, these are magmatic rocks | Impermeable soil, these are magmatic rocks | Medium permeability soil, these are marl, sandstone and sometimes clay |
Accessibility | Access via the national road N9 | Access via the unclassified roads | Access via the national road N9 | Access via the national road R307 | Access via the national road N10 |
Distance to water surfaces | Presence of some wadi tributaries | No wadi or water surface near the land | No wadi or water surface near the land | No wadi or water surface near the land | No wadi or water surface near the land |
Wind direction | West–East | North–South | SW–NE | West–East | West–East |