Hydraulic resistance of boulder clay

Hydraulic resistance (c-value), in days, of boulder clay in Drenthe. This is a measure of the resistance this layer offers to vertical groundwater flow.

Data and Resources

Additional Info

Field Value
Last Updated May 11, 2023, 10:55 (UTC)
Created May 11, 2023, 10:55 (UTC)
GUID fffffffc-ee12-53ea-9364-565e82bf2e68
access_constraints ["No restrictions", "http://creativecommons.org/publicdomain/mark/1.0/deed.nl"]
bbox-east-long 7.135964
bbox-north-lat 53.388444
bbox-south-lat 52.3348457
bbox-west-long 4.4552947
contact-email post@drenthe.nl
coupled-resource []
dataset-reference-date [{"type": "creation", "value": "2014-02-10"}]
frequency-of-update
graphic-preview-description thumbnail
graphic-preview-file https://kaartportaal.drenthe.nl/portal/sharing/rest/content/items/1a889e5ad10d4e6e89b44dcc64ccd468/info/thumbnail/thumbnail1651583132101.png
harvest_object_id 3a014227-83a1-4c8a-8247-49b550986aac
harvest_source_id eacad305-f98c-4980-b74a-8df76bce70d2
harvest_source_title NationaalGeoregisterNL CSW
licence ["do not use dataset at a scale smaller than"]
lineage Based on the Bakker Method (1984), new base files have been derived from the hydraulic resistance and vertical permeability of the boulder clay. Production process and background information are described in the TNO report (TNO 2013 R10107).
metadata-date 2022-06-01
metadata-language i have
progress onGoing
resource-type dataset
responsible-party [{"name": "Provincie Drenthe", "roles": ["owner"]}]
spatial {"type": "Polygon", "coordinates": [[[4.4552947, 52.3348457], [7.135964, 52.3348457], [7.135964, 53.388444], [4.4552947, 53.388444], [4.4552947, 52.3348457]]]}
spatial-data-service-type
spatial-reference-system 28992
spatial_harvester true