HydroBASINS lev08 watershed · #7080497000
Bassin de Boyer River
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 2 administrative regions : Harrison, Shelby
Sub-basin area
121km²
Upstream area
121,1km²
Discharge
0,7m³/s
Mean elev.
383m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- HarrisonIowa · United States86.5 km²71.4% of basin
- ShelbyIowa · United States34.7 km²28.6% of basin
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°
9,2°C
Annual rain
787mm
Moisture idx (CMI)
-0,24
Runoff
184mm/an
PET
1 030mm
AET
669mm
Mean slope
2,8°
Water table
170cm
Forest
0%
Crops
83%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)