Results for "nitrate"

Nitrate Vulnerable Zones (NVZ)

Published by:: Natural Resources Wales
Last updated:: 22 June 2023

Nitrate Vulnerable Zones (NVZs) were areas within Wales that contain surface water or groundwater that is susceptible to nitrate pollution from agricultural activities. They were designated...

Nitrate Vulnerable Zones (NVZ) 2021 Designations

Published by:: Environment Agency
Last updated:: 19 July 2024

This dataset identifies Nitrate Vulnerable Zones for implementation in 2021. The designations are made by the Secretary of State for the purposes of the Nitrate Pollution Prevention Regulations...

Nitrate survey of leafy green vegetables

Published by:: Food Standards Agency
Last updated:: 22 October 2024

Nitrate occurrence levels reported for spinach, rocket, lettuce and minor varieties.

Nitrate Vulnerable Zones (NVZ) 2017 - Combined (Final Designations)

Published by:: Environment Agency
Last updated:: 25 October 2024

PLEASE NOTE: This dataset has been retired, as it has been superseded by the dataset for Nitrate Vulnerable Zones (NVZ) 2021 Designations. See:...

Nitrate Vulnerable Zones (NVZ) 2017 - Combined (Pre appeals Designations)

Published by:: Environment Agency
Last updated:: 25 October 2024

PLEASE NOTE: This dataset has been retired, as it has been superseded by the dataset for Nitrate Vulnerable Zones (NVZ) 2021 Designations. See:...

Urban Waste Water Treatment Directive (UWWTD) Sensitive Areas - Nitrates

Published by:: Natural Resources Wales
Last updated:: 14 February 2023

This dataset is a shapefile showing the extent of Urban Wastewater Treatment Directive (91/271/EEC) (UWWTD) sensitive areas (nitrate). The Urban Wastewater Treatment Directive (91/271/EEC)...

Vadose zone nitrate contained within cave drip waters and speleothems

Published by:: British Geological Survey (BGS)
Last updated:: 12 January 2025

This data set contains a record of nitrate concentrations and isotopic composition present within the drip waters and speleothem carbonate deposits of Cueva-cubío del Llanío, northern Spain. Data...

Historic GQA Headline Indicators of Water Courses - Nutrients - NITRATE GQA GRADES 2009 (ENGLAND)

Published by:: Environment Agency
Last updated:: 14 June 2024

This record is for Approval for Access product AfA163.1 'Historic GQA Headline Indicators of Water Courses - Nutrients - nitrate GQA grades 2009 (England)'. The General Quality Assessment Headline...

Historic GQA Headline Indicators of Water Courses - Nutrients - nitrate GQA grades 2010 (Wales)

Published by:: Environment Agency
Last updated:: 14 June 2024

This record is for Approval for Access product AfA163.2 'Historic GQA Headline Indicators of Water Courses - Nutrients - nitrate GQA grades 2010 (Wales)'. The General Quality Assessment Headline...

Gridded model estimates of nitrate-N stored in the vadose (unsaturated) zone at the global scale from 1900 to 2000

Published by:: British Geological Survey (BGS)
Last updated:: 12 January 2025

Gridded model estimates of nitrate-N stored in the vadose (unsaturated) zone. This dataset presents annual gridded estimates of nitrate stored in the vadose zone for 1900 - 2000 on a 0.5 degree...

Hydrochemistry and nitrate sensor data from three karst sites in SW China, 2016-2017

Published by:: Environmental Information Data Centre
Last updated:: 29 July 2020

The dataset contains hydrochemistry (Temperature, Specific conductivity, pH, dissolved oxygen) and nitrate-N in the Houzhai catchment (Southwestern, China). Three karst springs were investigated....

Hydrochemistry and nitrate sensor data from three karst sites in SW China, 2016-2017

Published by:: Environmental Information Data Centre
Last updated:: 29 June 2024

The dataset contains hydrochemistry (temperature, specific conductivity, pH, dissolved oxygen) and nitrate-N in the Houzhai catchment (Southwestern, China). Three karst springs were investigated....