HydroBASINS lev08 watershed · #1080102600
Bassin de Oued M'zi
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 5 administrative regions : Deldoul, Hassi Delaa, Messaad, Sed Rahal, Selmana
Sub-basin area
1 529,2km²
Upstream area
11 359,2km²
Discharge
20,42m³/s
Mean elev.
715m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued M'zi1270 km²
- Bassin de Oued M'zi9 km²
5 dept-equivalent regions (GADM L2)
- DeldoulDjelfa · Algeria770.7 km²50.4% of basin
- 456.1 km²29.8% of basin
- 235.4 km²15.4% of basin
- Hassi DelaaLaghouat · Algeria61.7 km²4.0% of basin
- 4.9 km²0.3% of basin
1 intersecting protected areas
Atlas Saharien
IUCN Not ApplicableCultural Park
377.47 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
17,5°C
Annual rain
168mm
Moisture idx (CMI)
-0,88
Runoff
69mm/an
PET
1 460mm
AET
142mm
Mean slope
1,4°
Water table
516cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)