Ontologia

HydroBASINS lev08 watershed · #1081210440

Bassin de Simiyu

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 1 administrative regions : Itilima

Pfafstetter: 17298854

Sub-basin area

239km²

Upstream area

239km²

Discharge

0,34m³/s

Mean elev.

1 312m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Simiyu903 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

1 dept-equivalent regions (GADM L2)

3 intersecting protected areas

  • Mwamapalala

    IUCN Not Reported

    Forest Reserve

    0.63 km² overlap

  • Mwamapuli

    IUCN Not Reported

    Forest Reserve

    0.36 km² overlap

  • Mwanzogisengi

    IUCN Not Reported

    Forest Reserve

    0.30 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

4 distinct species · 17 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

17 obs · 2 cellules
Obs. / cellule
≥ 16
16–15
16–15
16–15
< 16

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

22,3°C

Annual rain

858mm

Moisture idx (CMI)

-0,47

Runoff

47mm/an

PET

1 629mm

AET

725mm

Mean slope

0,9°

Water table

124cm

Forest

0%

Crops

16%

Urban

3%

Protected

1%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)