Agricultural Land Classification Survey: East Dereham, Longham Quarry (1989-1999)
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Description
Agricultural Land Classification (ALC) detailed site survey data for East Dereham, Longham Quarry, produced by the Ministry of Agriculture, Fisheries and Food. The dataset includes scanned original paper maps and survey reports from detailed site surveys conducted between 1989 and 1999, using the grading methodology from the 'Agricultural Land Classification of England and Wales' publication. For some surveys, unedited sample point soils data and soil pit descriptions are also available.
Use Cases
Classify agricultural land capability based on the detailed grading methodology described in the survey reports.
Analyze historical soil characteristics and land quality based on the available unedited sample point and soil pit data.
Map land use suitability for planning or environmental impact assessments using the scanned geospatial maps at scales from 1:5,000 to 1:50,000.
Strengths
Data is based on the official 'Agricultural Land Classification of England and Wales' methodology, providing a standardized grading framework.
Includes the subdivision of Grade 3 land into subgrades 3a and 3b, offering more granular detail than some classifications.
Contains original scanned maps and reports, preserving the primary survey documentation.
Limitations
Column-level documentation is absent; field semantics must be inferred after download.
Last update date is unknown; freshness unverified.
Row count is unknown, which may limit suitability assessment for large-scale ML applications.
Provenance
Source
Ministry of Agriculture, Fisheries and Food (MAFF), via Natural England and the Government Digital Service.
Collection Method
Detailed site surveys involving soil analysis and mapping, as described in the official ALC methodology.
Time Range
1989 to 1999
Freshness
Data collection occurred between 1989 and 1999; last update date is unknown.
Geography
East Dereham, Longham Quarry, England (specific site within England and Wales).