Rivière· 56 segments
Болва
Crosses 9 administrative regions : Bryansk, Bryanskiy rayon, Dyat'kovskiy rayon, Kirov, Kirovskiy rayon +4
Total length
243km
Max discharge
43,4m³/s
Max Strahler
5
Segments matched
56
River geography9 admin regions · 0 communes
9 administrative regions crossed (GADM L2)
- Dyat'kovskiy rayonBryansk · Russia50.4 kmin this dpt
- Spas-Demenskiy rayonKaluga · Russia50.4 kmin this dpt
- Kirovskiy rayonKaluga · Russia40.0 kmin this dpt
- Lyudinovskiy rayonKaluga · Russia33.1 kmin this dpt
- Bryanskiy rayonBryansk · Russia23.4 kmin this dpt
- BryanskBryansk · Russia10.9 kmin this dpt
- KirovKaluga · Russia3.3 kmin this dpt
- Zhizdrinskiy rayonKaluga · Russia2.4 kmin this dpt
- LyudinovKaluga · Russia0.0 kmin this dpt
4 intersecting protected areas
Natural Monument
Urochishhe Kuyava
IUCN IIINatural Monument
Natural Monument
Park s. Ponizov`e
IUCN Not ReportedNatural Monument
1 page = 1 named river (aggregation of 56 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydrology (HydroRIVERS v10)
Total length
243km
Max discharge
43,4m³/s
Max Strahler
5
Segments matched
56
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.