HydroBASINS lev08 watershed · #7080083300
Bassin · #7080083300
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 7 administrative regions : Chalchuapa, Coatepeque, El Congo, Izalco, Juayúa +2
Sub-basin area
77,1km²
Upstream area
77,1km²
Discharge
2,38m³/s
Mean elev.
1 017m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
7 dept-equivalent regions (GADM L2)
- Santa AnaSanta Ana · El Salvador41.8 km²54.4% of basin
- Lago de CoatepequeSanta Ana · El Salvador24.1 km²31.4% of basin
- El CongoSanta Ana · El Salvador5.7 km²7.5% of basin
- CoatepequeSanta Ana · El Salvador1.8 km²2.4% of basin
- IzalcoSonsonate · El Salvador1.8 km²2.4% of basin
- JuayúaSonsonate · El Salvador1.4 km²1.9% of basin
- ChalchuapaSanta Ana · El Salvador0.1 km²0.1% of basin
2 intersecting protected areas
Apaneca-Ilamatepec
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
73.19 km² overlap
Los Volcanes
IUCN IINational Park
1.94 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
761 distinct species · 7 852 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 30 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 · #7080083300 : 27 espèces + 3 bulles famille, 33 interactions GloBI documentées sur 5 types (connectance 7.6%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
21,3°C
Annual rain
1 971mm
Moisture idx (CMI)
0,17
Runoff
925mm/an
PET
1 615mm
AET
1 080mm
Mean slope
11,4°
Water table
455cm
Forest
68%
Crops
6%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)