The Index of multiple deprivation (IMD) combines information from the English Indices of deprivation (IoD). It is the Government's official measure of relative deprivation for LSOAs (Lower layer super output areas). LSOAs are small geographical areas of approximately 1,600 people. There are 129 LSOAs in Calderdale. The IoD is a set of relative measures of deprivation for LSOAs across England, based...
Link to Ordnance Survey OS Open Data for Water networks.
A range of Yorkshire Water datasets available on Data Mill North that cover the Yorkshire Water region and contains Calderdale data, including: Domestic Consumption - monthly meter readings Customer Meter Readings Pollution Incidents Leakage Water Quality Post Code look-up Reservoir Information Feed Current Incidents Feed
Calderdale's Flood Siren Locations, which includes Siren (Location), National Grid Reference (NGR), Address, Postcode and Co-Ordinates. Environment Map is available to visually view this dataset alongside others. Correct as of November 2025.
Numbers of top level service requests received by the Environmental Health Service. An explanation of each category is also provided. Service requests are split into the following categories: Anti-Social Behaviour Dog Requests Food Requests General...
These datasets contain the order number, category, entity and species relating to the Tree Preservation Order. Where the file type allows, the geographical extent of the Tree Preservation Order is included. For general information about Tree Preservation Orders visit https://www.gov.uk/guidance/tree-preservation-orders-and-trees-in-conservation-areas. This was last updated in November 2024 This data has been derived from Ordnance Survey base mapping. (C) Crown copyright [and database rights] (2024) OS (licence 0100023069).
Details of Environmental Permits including a description of the process permitted and permit holder details.
Sites supporting habitats and/or species of importance on a West Yorkshire scale. Designated by the West Yorkshire Local Sites Partnership. Local Wildlife Sites are the live version and last update was March 2025. Please note that the these sites do not have any rights of public access beyond that afforded by Public Rights of Way or ‘Open Access’ land. This data has...
Greenbelt data from the Local Plan 2023, replacing the UDP data. For further information about the Local Plan see the Local Plan Website To view the Local Plan online map, please click here This data has been derived from Ordnance Survey base mapping. (C) Crown copyright [and database rights] (2025) OS (licence 0100023069).
The Index of Multiple Deprivation (IMD) is one of a set of English indices of deprivation, and are released by the Department for Communities and Local Government every three to five years. The latest statistics are for 2015, and use data from 2012 to 2013. IMD results are sometimes used as criteria for external funding bids (eg Big Lottery). IMD 2015...
