HydroBASINS lev08 watershed · #6080941570
Bassin de Arroyo Nahuel Niyeu
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 1 administrative regions : Valcheta
Sub-basin area
519,9km²
Upstream area
5 465,9km²
Discharge
6,24m³/s
Mean elev.
163m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Arroyo Treneta2428 km²
- Bassin · #608094215030 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
14 distinct species · 25 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°
14,7°C
Annual rain
240mm
Moisture idx (CMI)
-0,82
Runoff
13mm/an
PET
1 318mm
AET
205mm
Mean slope
0,7°
Water table
177cm
Forest
2%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)