Rivière· 34 segments
Maduru Oya
Crosses 8 administrative regions : Dehiattakandiya, Dimbulagala, Eravur Pattu, Koralai Pattu (Valachchenai), Koralai Pattu North +3
rivière
Total length
93km
Max discharge
27,2m³/s
Max Strahler
4
Segments matched
34
River geography8 admin regions · 0 communes
8 administrative regions crossed (GADM L2)
- Koralai Pattu West (Oddamavadi)Batticaloa · Sri Lanka30.5 kmin this dpt
- DimbulagalaPolonnaruwa · Sri Lanka25.0 kmin this dpt
- Koralai Pattu (Valachchenai)Batticaloa · Sri Lanka20.7 kmin this dpt
- MahaoyaAmpara · Sri Lanka15.1 kmin this dpt
- WelikandaPolonnaruwa · Sri Lanka11.2 kmin this dpt
- Eravur PattuBatticaloa · Sri Lanka3.2 kmin this dpt
- Koralai Pattu NorthBatticaloa · Sri Lanka0.0 kmin this dpt
- DehiattakandiyaAmpara · Sri Lanka0.0 kmin this dpt
5 intersecting protected areas
Nuwaragala
IUCN IbReserved Forest
Maduru Oya
IUCN IINational Park
Thoppigala
IUCN IbReserved Forest
Koralai
IUCN IbReserved Forest
Vakaneri
IUCN IbReserved Forest
1 page = 1 named river (aggregation of 34 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
3 distinct species · 4 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydrology (HydroRIVERS v10)
Total length
93km
Max discharge
27,2m³/s
Max Strahler
4
Segments matched
34
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.