Rivers
Distribution of rivers and floodplains in the South West
Source: Environment Agency (2004)
Rivers with good or excellent chemical and biological water quality in the South West 1990 - 2007
Rivers with high levels of nutrients in the South West 1990 - 2007
South West river network according to biological quality 2007
South West river network according to chemical quality 2007
South West river network according to nitrate status 2007
South West river network according to nitrate status 2007
Mandatory compliance with EC Freshwater Fish Directive in England and the South West 1992 - 2007
Chemical
river water quality in the South West: 1990 - 2006
Source: Environment Agency (2007)
Biological
river water quality in the South West: 1990 - 2006
Source: Environment Agency (2007)
Chemical river
water quality in the regions 2006
Source: Environment
Agency (2007)
Biological river
water quality in the regions 2006
Source: Environment
Agency (2007)
Chemical
river water quality in Cornwall & the Isles of Scilly: 1990 - 2006
Source: Environment Agency (2007)
Chemical
river water quality in Devon 1990 - 2006
Source: Environment Agency (2007)
Chemical
river water quality in Somerset 1990 - 2006
Source: Environment Agency (2007)
Chemical
river water quality in Dorset 1990 - 2006
Source: Environment Agency (2007)
Chemical
river water quality in Gloucestershire 1990 - 2006
Source: Environment Agency (2007)
Chemical
river water quality in Wiltshire 1990 - 2006
Source: Environment Agency (2007)
Biological
river water quality in Cornwall & Isles of Scilly 1990 - 2006
Source: Environment Agency (2007)
Biological river water
quality in Devon 1990 - 2006
Source: Environment Agency (2007)
Biological river water
quality in Dorset 1990 - 2006
Source: Environment Agency (2007)
Biological river water
quality in Gloucestershire 1990 - 2006
Source: Environment Agency (2007)
Biological river
water quality in Somerset 1990 - 2006
Source: Environment Agency (2007)
Biological river
water quality in Wiltshire 1990 - 2006
Source: Environment Agency (2007)
Planning applications objected to on water quality grounds in England
01/04/04 - 31/03/05
Source: Environment Agency (2005)
Non-compliant
sites for List 1 dangerous substances in England and Wales, 2002
Source: Environment Agency (2002)
Non-compliant
sites for List 2 dangerous substances in England and Wales, 2002
Source: Environment
Agency
Stretches at risk from diffuse pollution, River Tamar 2003 
Source: Environment
Agency (2004)
Groundwater
Profile of subsurface water
Source: UK Groundwater
Forum
Groundwater abstractions by purpose 2002
Source: Defra (2002)
Groundwater vulnerability map for the South West
Source: Environment Agency (2004)
Nitrate levels
at Egford (Somerset) and Duckwaller (Devon)
Groundwater levels at selected sites in the South West (MAOD)
Source: Environment Agency (2005)
Groundwater levels at selected sites in the South West (% Long Term
Average)
Source: Environment Agency (2005)
Major Ion concentrations at Egford (Somerset) and Duckaller (Devon)
Nitrate levels
Chloride levels 
Sulphate levels 
Sodium levels
Magnesium levels 
Calcium levels
Groundwater levels measured
at Woodyates Farm (South West) 1992 - 2003
Source: Environment
Agency (2004)
Average share of surface and groundwater resources in relation to
total abstractions
Source: European
Environment Agency (1998)
Nitrate concentration
in groundwater in Europe
Source: European
Environment Agency (1999)
Water resources
Average capacity for reservoirs in 3 water company areas in the South
West
source: Environment Agency (2005)
Water demand and availability over time in England and Wales projected
to 2025
Source: Environment
Agency (2004)
Regional
total abstractions 1995 - 2003
Source: Environment Agency (2005) (regional data available on Defra
website)
South
West total abstractions 1995 - 2003
Source: Environment Agency (2005) (regional data available on Defra
website)
South
West estimated abstractions from all surface and groundwaters by
purpose in 2003
Source: Environment Agency (2005) (regional data available on Defra
website)
Company
estimates of unmetered household consumption (l/head/d) 2000/2001 -
2004/2005
Source: Ofwat
(2005)
Company
estimates of metered household consumption (l/head/d) 2000/2001 - 2004/2005
Source: Ofwat
(2005)
Total
national industry leakage 1994-95 to 2003-05
Total national and South West water leakage 2000 - 2005
Source: Ofwat (2006)
Households with water meters in water companies covering the South
West 2004/2005
Source: Ofwat,
2006
Household meter
penetration 2003, 2010 and 2030 – by water
company 
Source: Environment Agency (2004)
Location of completed CAMS in the South West and general state of water availability
Source: Environment Agency (2004)
NOTE:
All data & information used here that has been provided by the
Environment Agency is covered by the Agency's standard data re-use
licence. The licence conditions are viewable at http://www.environment-agency.gov.uk/other/help/196644/?version=1&lang=_e
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