HydroBASINS lev08 watershed · #7080002930
Bassin de Río Sensunapán
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 13 administrative regions : Acajutla, Ahuachapán, Apaneca, Atiquizaya, Chalchuapa +8
Sub-basin area
231,5km²
Upstream area
231,5km²
Discharge
8,7m³/s
Mean elev.
841m
Administrative coverage
13 dept-equivalent regions (GADM L2)
- JuayúaSonsonate · El Salvador87.2 km²37.8% of basin
- NahuizalcoSonsonate · El Salvador33.6 km²14.6% of basin
- San Antonio del MonteSonsonate · El Salvador28.9 km²12.5% of basin
- SonsonateSonsonate · El Salvador22.3 km²9.7% of basin
- Santa Catarina MasahuatSonsonate · El Salvador12.5 km²5.4% of basin
- AcajutlaSonsonate · El Salvador12.5 km²5.4% of basin
- ApanecaAhuachapán · El Salvador12.0 km²5.2% of basin
- SalcoatitánSonsonate · El Salvador10.9 km²4.7% of basin
5 moreFull L2 list
- Chalchuapa5.2 km² · 2.3%
- Sonzacate3.8 km² · 1.7%
- Ahuachapán1.2 km² · 0.5%
- Atiquizaya0.3 km² · 0.1%
- Santo Domingo0.0 km² · 0.0%
4 intersecting protected areas
Apaneca-Ilamatepec
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
179.52 km² overlap
San Rafael Los Naranjos
IUCN Not ReportedNatural Protected Area
0.33 km² overlap
Buenos Aires y El Carmen
IUCN Not ReportedNatural Protected Area
0.30 km² overlap
San Francisco El Triunfo
IUCN Not ReportedNatural Protected Area
0.24 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 308 distinct species · 22 490 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Río Sensunapán : 24 espèces + 5 bulles famille, 24 interactions GloBI documentées sur 4 types (connectance 5.9%, filtre Serrano α=0.2). Les 5 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°
22,3°C
Annual rain
2 045mm
Moisture idx (CMI)
0,21
Runoff
946mm/an
PET
1 587mm
AET
1 078mm
Mean slope
8,4°
Water table
230cm
Forest
57%
Crops
8%
Urban
28%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)