HydroBASINS lev08 watershed · #7080695610
Bassin de Waterman Wash
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 3 administrative regions : Maricopa, Pinal, Yavapai
Sub-basin area
2 406,9km²
Upstream area
118 825,1km²
Discharge
82m³/s
Mean elev.
419m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
3 dept-equivalent regions (GADM L2)
- 2383.6 km²99.1% of basin
- 16.0 km²0.7% of basin
- 6.2 km²0.3% of basin
9 intersecting protected areas
Sonoran Desert
IUCN VNational Monument
431.44 km² overlap
North Maricopa Mountains
IUCN IbWilderness Area
94.30 km² overlap
South Maricopa Mountains
IUCN IbWilderness Area
66.59 km² overlap
Sierra Estrella
IUCN IbWilderness Area
49.72 km² overlap
Gila River
IUCN VWaterfowl Management Area
19.28 km² overlap
Robbins Butte
IUCN VWildlife Area
8.52 km² overlap
Green Tract
IUCN VWaterfowl
0.61 km² overlap
Sovereign Land Transfer
IUCN VHabitat
0.12 km² overlap
GSA Tract
IUCN VSmall Game Habitat
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 926 distinct species · 233 195 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Waterman Wash : 24 espèces reliées par 115 interactions GloBI sur 4 types (connectance 17.3%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
20,8°C
Annual rain
205mm
Moisture idx (CMI)
-0,88
Runoff
5mm/an
PET
1 760mm
AET
172mm
Mean slope
2,7°
Water table
555cm
Forest
1%
Crops
11%
Urban
7%
Protected
20%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)