GroundWater

Groundwater Level Data (BGS)

The National Groundwater Level Archive held by the British Geological Survey records measurements of the depth below the ground surface of the water table, or its height above sea level across 181 sites in the UK.

Groundwater levels depend on aquifer properties, local geological conditions and a complex balance between recharge from rainfall, and discharges to rivers or pumped abstraction.

The data can be used to quantify resources, to understand the flow of groundwater and to measure the impacts of abstraction.

May 2018 Hydrological Outlook published

 

The one- and three-month outlooks for river flows are for normal to above normal flows in the English lowlands and flows within the normal range elsewhere.  The outlooks for groundwater levels over both the one- and three-month timeframes are for above normal levels in southern Scotland, north-east England and central southern England, with normal to above normal levels most likely elsewhere.

Read the full Outlook.

The June 2017 Hydrological Outlook has been published

 

With above average rainfall in the south-east in May after a prolonged period of below average rainfall, the outlook is for normal to above normal river flows across the UK for June. However, this period is expected to be short-lived, and river flows over June-July-August as a whole are likely to return to being normal to below normal.  Groundwater levels in the south-east of England are likely to be below normal to notably low over the next one to three months, whilst levels in southern Scotland are likely to be above normal or higher over this period.

April 2017 Hydrological Outlook published

 

The outlook for April is for river flows and groundwater levels in the south east of England to be normal to below normal, while in the rest of the UK normal river flows and groundwater levels are most likely.

Over the next three months there is the possibility of very low groundwater levels occurring in parts of south-east England (i.e. the Chalk of Kent and Sussex, and possibly the Chilterns). Elsewhere in the UK over this time scale, normal river flows and groundwater levels are most probable.

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