Subcatchment:Aller

Catchment

River basin district	South West
River basin	South and West Somerset

Subcatchment

River name	Aller
Area category	10 - 100 km²
Area (km2)
Maximum altitude category	200 - 500 m
Maximum altitude (m)	426426 m <br />0.426 km <br />42,600 cm <br />
Dominant geology	Calcareous
Ecoregion	Great Britain
Dominant land cover	Arable and Horticulture
Waterbody ID	GB108051020230

Location: 51° 11' 44.02" N, 3° 32' 30.59" W

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List of case studies in this subcatchment

Project title	Theme	Project status
Holnicote multi-objective flood risk management demonstration project	Economic aspects Environmental flows and water resources Flood risk management Habitat and biodiversity Hydromorphology Land use management - agriculture Land use management - forestry Monitoring Social benefits Water quality	In progress