HydroBASINS lev08 watershed · #7080746450
Bassin de Brushy Creek
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 4 administrative regions : Bastrop, Milam, Travis, Williamson
Sub-basin area
1 308,8km²
Upstream area
1 308,8km²
Discharge
6,73m³/s
Mean elev.
195m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Williamson1078.2 km²82.5% of basin
- 213.2 km²16.3% of basin
- 14.8 km²1.1% of basin
- 1.3 km²0.1% of basin
30 intersecting protected areas
Buttercup Creek Cave
IUCN VPreserve
0.46 km² overlap
Open Space
IUCN VLocal Conservation Area
0.42 km² overlap
Brushy Creek
IUCN VGreenbelt
0.23 km² overlap
Vista Oaks
IUCN VGreenbelt
0.22 km² overlap
Utility District
0.21 km² overlap
Beck Ranch Cave
IUCN VPreserve
0.18 km² overlap
Chaos Cave
IUCN VPreserve
0.12 km² overlap
Stone Oak
IUCN VOpen Space
0.11 km² overlap
Southcreek
IUCN VGreenbelt
0.08 km² overlap
21 more protected areassorted by overlap area
Open Space
0.07 km² overlap
Greenbelt
0.06 km² overlap
Greenbelt
0.06 km² overlap
Greenbelt
0.06 km² overlap
Open Space
IUCN VLocal Conservation Area
0.06 km² overlap
Mayfield Ranch
IUCN VOpen Space
0.05 km² overlap
Buttercup Creek
IUCN VNatural Area
0.05 km² overlap
Teravista
IUCN VGreenbelt
0.04 km² overlap
Big Oak
IUCN VPreserve
0.04 km² overlap
Discovery Well Cave
IUCN VPreserve
0.04 km² overlap
Walsh
IUCN VTrails Park
0.03 km² overlap
Open Space
IUCN VLocal Conservation Area
0.03 km² overlap
Teravista
IUCN VOpen Space
0.02 km² overlap
Open Space
IUCN VLocal Conservation Area
0.02 km² overlap
Open Space
IUCN VLocal Conservation Area
0.02 km² overlap
Open Space
IUCN VLocal Conservation Area
0.02 km² overlap
Preserve At Stone Oak
IUCN VOpen Space
0.02 km² overlap
Meadows Of Brushy Creek
IUCN VOpen Space
0.01 km² overlap
Balcones Canyonlands
IUCN VPreserve
0.01 km² overlap
Cat Hollow
IUCN VOpen Space
0.01 km² overlap
Open Space
IUCN VLocal Conservation Area
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 085 distinct species · 809 110 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Brushy Creek : 30 espèces reliées par 76 interactions GloBI sur 4 types (connectance 9.7%, filtre Serrano α=0.2). 10 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°
19,4°C
Annual rain
859mm
Moisture idx (CMI)
-0,42
Runoff
164mm/an
PET
1 474mm
AET
726mm
Mean slope
0,8°
Water table
121cm
Forest
19%
Crops
48%
Urban
23%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)