{"id":1142,"name":"Research Valley Borehole #1","description":"<p>The site is Daring Lake in Northwest Territories, Canada.</p>\n\n\n\n<p>Research Valley Borehole #1: &nbsp;A10253, 64 deg 52.309&#39;N, 111 deg 32.904&#39;W</p>\n\n\n\n<p>Temperature chain/sensor depths:&nbsp;</p>\n\n\n\n<p>#1 = 50 cm below surface</p>\n\n\n\n<p>#2 = 100 cm</p>\n\n\n\n<p>#3 = 150 cm</p>\n\n\n\n<p>#4 = 200 cm</p>\n\n\n\n<p>#5 = 250 cm</p>\n\n\n\n<p>#6 = 350 cm</p>\n\n\n\n<p>#7 = 450 cm</p>\n\n","site_id":9,"site_name":"Daring Lake","country_name":"Canada","active":true,"has_data":true,"date_start":"2012-09-01T14:54:00","date_end":"2014-06-23T10:00:00","datasets_count":1,"timezone":"-07:00","created":"2024-08-21T12:14:26.356456","modified":"2026-05-15T11:42:59.189075","accessibility":{"type":null,"distance_from_road":null},"disturbance":{"disturbance":{"type":null,"distance":null},"disturbance_other":{"type":null,"distance":null}},"location":{"elevation":66.52677155,"latitude":64.871817,"longitude":-111.5484},"contacts":[{"orcid":null,"first_name":"Chris R.","last_name":"Burn","role":"","position":"","address":{"address":"1125 Colonel By Drive,","zip":"Ottawa  ON  K1S 5B6","city":"Ottawa","country":"Canada","phone":"(613) 520-4301","url":"","email":"crburn@ccs.carleton.ca"}},{"orcid":"https://orcid.org/0000-0002-5397-2802","first_name":"Elyn","last_name":"Humphreys","role":"","position":"Associate Professor, Department of Geography and Environmental Studies, Carleton University","address":{"address":"","zip":"","city":"","country":"","phone":"","url":"","email":"elyn.humphreys@carleton.ca"}}],"generic_citation":"Chris R. Burn, Elyn Humphreys: Permafrost Temperature (PT) at \"Research Valley Borehole #1\" (Canada). Code: , GTN-P PID: pt/1142.","citations":[],"related_publications":[],"pictures":[{"id":516,"filename":"55366a3e-90d4-44f4-b97e-3ba0d41efdc6.jpeg","name":"Borehole1_Sept2012","description":"","created":"2024-09-09T11:01:03.821209","modified":"2015-04-21T15:18:22"}],"environmental_setting":{"slope":null,"aspect":null,"vegetation_type":"Tundra","vegetation":"Low Arctic (or Southern Arctic) tundra ecosystems. Upland tundra vegetation - see photo","hydrology":null,"landform":null,"lithology":"Borehole 1 profile information collected Aug 31, 2013, 1 m N and 2 m W of borehole\n\n\n\n6 cm litter (LFH )\n\n\n\n0-10 cm: organic\n\n\n\n10-42 cm:  mineral soil (hand textured as sand - to be confirmed)\n\n\n\n42 cm: frost table","morphology":null,"description":null,"prior_records":null},"permafrost_setting":{"permafrost_thickness":null,"permafrost_zone":"Continuous","zero_annual_amplitude":null},"gtnp_code":null,"additional_code":null,"drilling":{"drilling_method":null,"date_drilled":null,"depth":4.5,"drilling_angle":90.0,"diameter":1.9,"deepest_sensor":4.5},"datasets":[{"id":1458,"data_access":"https://data.gtn-p.org/api/data?pt_data=1458&combined=false","description":null,"policy":"Open","quality":"Quality Controlled Data","medium":"Soil","created":"2024-08-21T14:17:30.639478","modified":"2024-12-11T13:05:47.665493","variable":"Ground Temperature","unit":{"name":"Degree Celsius","abbreviation":"degC"},"method":{"name":"Unknown","description":"The method for measurement is unknown."},"datatype":"Constant Over Interval","frequency":"Hourly","borehole_id":1142,"statistics":{"date_start":"2012-09-01T14:54:00","date_end":"2014-06-23T10:00:00","min_value":-15.06,"max_value":1.25,"avg_value":-4.519339625204556,"data_points":110859,"null_values":558,"max_depth":4.5,"sensors_count":7,"day_count":661}}]}