{
 "id": "n-7a16ccafa7",
 "slug": "welwyn-garden-city-panshanger-aerodrome",
 "type": "other",
 "name": "Panshanger Aerodrome",
 "aka": [],
 "city": "Welwyn Garden City",
 "county": null,
 "state": null,
 "country": "England",
 "census_division": null,
 "lat": 51.80194444,
 "lon": -0.15833333,
 "geocode_method": "wikipedia",
 "address": null,
 "metro": null,
 "original_use": "airport",
 "year_opened": null,
 "year_closed": 2014,
 "acres": null,
 "gla_sqft": null,
 "stores_peak": null,
 "levels": null,
 "original_developer": null,
 "original_architect": null,
 "before_notes": "Draft from Wikipedia, model-extracted, unreviewed: Panshanger Aerodrome, a former general aviation aerodrome in Welwyn Garden City, England, closed in 2014 and is approved for redevelopment into 860 homes, a local center, primary school, and recreational space, known as DeHavilland Park.",
 "strategy": [
  "redevelop"
 ],
 "new_use": [
  "education",
  "housing",
  "mixed",
  "park",
  "retail"
 ],
 "share_retrofit": null,
 "status": "approved",
 "year_retrofit": 2023,
 "developer": null,
 "architect": null,
 "after_notes": "housing, a new local centre, a primary school, and recreational space",
 "narrative": "Panshanger Aerodrome (ICAO: EGLG) was a general aviation aerodrome located on the most eastern tip of Welwyn Garden City, Hertfordshire, England, approximately 3 miles (4.8 km) west of Hertford.\n\n\n== Wartime history ==\nDuring the Second World War, a decoy aerodrome for the de Havilland factory at Hatfield was built on land at Holwell Hyde, just south of Panshanger airfield, and the Royal Air Force occasionally made use of it for training. Panshanger airfield itself was more regularly used by the Royal Air Force for training purposes and a large Bellman hangar was erected to accommodate the aircraft based there. This structure still exists, albeit in a dilapidated condition.\nNo.",
 "narrative_license": "CC BY-SA 4.0",
 "narrative_source": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
 "zoning_change": null,
 "public_subsidy": null,
 "entitlement_year": 2023,
 "planning_notes": "Approved by Welwyn Hatfield Borough Council.",
 "wikidata_qid": "Q3914782",
 "wikipedia": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
 "osm_id": null,
 "verified": "draft",
 "verified_by": null,
 "last_verified": null,
 "last_updated": "2026-10-18",
 "created": "2026-10-18",
 "contributor_name": null,
 "contributor_org": null,
 "contributor_link": null,
 "international": 1,
 "county_fips": null,
 "opp_score": null,
 "opp_reasons": [],
 "for_sale": 0,
 "distressed": 0,
 "deep": {},
 "elements": [
  {
   "slug": "era-closed-2010s",
   "name": "Closed 2010s",
   "grp": "era",
   "evidence": "2014",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "era-retrofit-2020s",
   "name": "Retrofit 2020s",
   "grp": "era",
   "evidence": "2023",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "status-pipeline",
   "name": "Retrofit in the pipeline",
   "grp": "finance",
   "evidence": "approved",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "strategy-redevelop",
   "name": "Redeveloped",
   "grp": "strategy",
   "evidence": "housing, a new local centre, a primary school, and recreational space",
   "origin": "record"
  },
  {
   "slug": "use-education",
   "name": "Education",
   "grp": "use",
   "evidence": "housing, a new local centre, a primary school, and recreational space Approved by Welwyn Hatfield Borough",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "use-housing",
   "name": "Housing",
   "grp": "use",
   "evidence": "housing, a new local centre, a primary school, and recreational spa",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "use-mixed",
   "name": "Mixed use",
   "grp": "use",
   "evidence": "new_use field",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "use-park",
   "name": "Park and open space",
   "grp": "use",
   "evidence": "new_use field",
   "origin": "newtypes-extraction"
  },
  {
   "slug": "use-retail",
   "name": "Retail (continued)",
   "grp": "use",
   "evidence": "new_use field",
   "origin": "newtypes-extraction"
  }
 ],
 "sources": [
  {
   "id": 9300,
   "site_id": "n-7a16ccafa7",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "title": "Panshanger Aerodrome",
   "publisher": "Wikipedia",
   "date": null,
   "quote": "Panshanger Aerodrome (ICAO: EGLG)",
   "kind": "wikipedia",
   "license": "CC BY-SA 4.0",
   "retrieved": "2026-10-18"
  },
  {
   "id": 9301,
   "site_id": "n-7a16ccafa7",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "The aerodrome had been under threat from a planning proposal to build 700 houses on the site",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  },
  {
   "id": 9302,
   "site_id": "n-7a16ccafa7",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "The aerodrome closed on 20 September 2014",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  },
  {
   "id": 9303,
   "site_id": "n-7a16ccafa7",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "the local Council hope to pursue a mixed use option, with general aviation activities alongside a smaller number of new houses on part of the airfield site.",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  },
  {
   "id": 9304,
   "site_id": "n-7a16ccafa7",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "title": "Timeline",
   "publisher": null,
   "date": null,
   "quote": "In July 2023, Welwyn Hatfield Borough Council extended an existing proposal for 650 homes on the old airfield site, by adding permission for another 210 dwellings.",
   "kind": "quote",
   "license": null,
   "retrieved": "2026-10-18"
  }
 ],
 "parties": [],
 "events": [
  {
   "id": 5872,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2014,
   "kind": "note",
   "detail": "Planning proposal to build 700 houses on the site",
   "share": null,
   "source_id": 9301,
   "verified": "draft"
  },
  {
   "id": 5873,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2014,
   "kind": "note",
   "detail": "Aerodrome closed",
   "share": null,
   "source_id": 9302,
   "verified": "draft"
  },
  {
   "id": 5876,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2014,
   "kind": "closed",
   "detail": "Closed",
   "share": null,
   "source_id": null,
   "verified": "draft"
  },
  {
   "id": 5874,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2016,
   "kind": "note",
   "detail": "Local Council hopes to pursue a mixed use option",
   "share": null,
   "source_id": 9303,
   "verified": "draft"
  },
  {
   "id": 5875,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2023,
   "kind": "note",
   "detail": "Proposal for 650 homes extended by 210 dwellings",
   "share": null,
   "source_id": 9304,
   "verified": "draft"
  },
  {
   "id": 5877,
   "site_id": "n-7a16ccafa7",
   "date": null,
   "year": 2023,
   "kind": "retrofit",
   "detail": "Retrofit: redevelop",
   "share": null,
   "source_id": null,
   "verified": "draft"
  }
 ],
 "gallery": [],
 "anchors": [
  {
   "name": "No. 1 Elementary Flying School",
   "wikipedia": null,
   "category": "tenant (from text)"
  },
  {
   "name": "No. 127 Gliding School",
   "wikipedia": null,
   "category": "tenant (from text)"
  },
  {
   "name": "No. 1 Reserve Flying School",
   "wikipedia": null,
   "category": "tenant (from text)"
  },
  {
   "name": "North London Flying School",
   "wikipedia": null,
   "category": "tenant (from text)"
  }
 ],
 "deals": [],
 "owner_of_record": null,
 "ctx": {
  "assessment": {
   "what_happened": "Panshanger Aerodrome (closed 2014) approved for redevelopment in 2023. Planning approved by Welwyn Hatfield Borough Council. Current strategy: redevelop. New uses include housing (650+210 dwellings proposed), education, retail, park, and mixed-use. After notes specify housing, local centre, primary school, and recreational space. Status: approved. Verified as draft. Timeline: 2014 closure, 2016 council mixed-use interest, 2023 retrofit approval. Context: 7.5km from Hatfield Aerodrome (1 within 10km). Peers (e.g., Whiteleys, 32km away) share 'redevelop' strategy but are geographically distant. Unknown: exact land area, financials, environmental constraints, or community feedback details.",
   "why": "Record shows approved 2023 retrofit with specific housing numbers and mixed-use components. Peers are distant redevelopments. No additional context on challenges or implementation details provided.",
   "where_it_stands": "Approved redevelopment plan in progress. No further details on construction timeline or community impact available in record.",
   "for_a_planner": [
    "Approved 2023 plan includes housing (650+210 dwellings), school, and park. Mixed-use retail/education components specified. Peers are distant redevelopments with similar strategy."
   ],
   "for_a_developer": [
    "Housing focus (650+210 dwellings) and mixed-use retail/education are approved. No financials or land area provided. Peers show similar redevelopments but at 32km+ distance."
   ],
   "risks_and_unknowns": [
    "Verified as draft (not final). No details on environmental, traffic, or community opposition. No timeline beyond 2023 approval. Peers are not comparable due to distance."
   ],
   "data_quality": "partial",
   "one_line": "Approved 2023 redevelopment plan for housing (650+210 dwellings), school, park, and mixed-use on former airport site. Peers are distant redevelopments.",
   "model": "qwen3-30b-a3b-64k:latest",
   "machine": "Dell 5820 RTX 3090 (Ollama, qwen3-30b-a3b)",
   "record_sha1": "a63404e0ae1b"
  },
  "cluster": {
   "within_10km": [
    {
     "id": "n-eba6eaeb34",
     "name": "Hatfield Aerodrome",
     "city": "Hatfield",
     "status": "built",
     "km": 7.5
    }
   ],
   "count_10km": 1,
   "count_25km": 7
  },
  "peers": {
   "peers": [
    {
     "id": "m-ec1abc61e7",
     "name": "Whiteleys",
     "city": "Bayswater",
     "state": null,
     "score": 5.5,
     "why": [
      "closed 2018",
      "same strategy: redevelop",
      "32 km away"
     ]
    },
    {
     "id": "n-0a9a114baf",
     "name": "Rolls-Royce plant",
     "city": "East Kilbride",
     "state": null,
     "score": 5.0,
     "why": [
      "closed 2010",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "n-5988389cb1",
     "name": "Lewisham shopping centre",
     "city": "Lewisham",
     "state": null,
     "score": 5.0,
     "why": [
      "same strategy: redevelop",
      "39 km away"
     ]
    },
    {
     "id": "m-5a855ce72a",
     "name": "Highland Mall",
     "city": "Austin",
     "state": "TX",
     "score": 4.5,
     "why": [
      "closed 2015",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "m-251a441e4b",
     "name": "Summit Park Mall",
     "city": "Wheatfield",
     "state": "NY",
     "score": 4.5,
     "why": [
      "closed 2018",
      "same strategy: redevelop"
     ]
    },
    {
     "id": "m-652305fc0e",
     "name": "Laurel Mall",
     "city": "Laurel",
     "state": "MD",
     "score": 4.5,
     "why": [
      "closed 2012",
      "same strategy: redevelop"
     ]
    }
   ],
   "method": "size, era, strategy, status, type, state, distance"
  }
 },
 "parcels": [],
 "url": "https://retrofitatlas.org/other/england/welwyn-garden-city-panshanger-aerodrome/",
 "photo": null,
 "provenance": {
  "year_closed": "newtypes-extraction",
  "status": "newtypes-extraction",
  "after_notes": "newtypes-extraction",
  "year_retrofit": "newtypes-extraction"
 },
 "links_out": [
  {
   "group": "reference",
   "label": "Wikipedia article",
   "url": "https://en.wikipedia.org/wiki/Panshanger_Aerodrome",
   "why": "the encyclopedia article for this site (CC BY-SA)",
   "from": "site.wikipedia",
   "rel": "noopener"
  },
  {
   "group": "reference",
   "label": "Wikidata item Q3914782",
   "url": "https://www.wikidata.org/wiki/Q3914782",
   "why": "the structured-data item: identifiers, coordinates, images, other-language articles",
   "from": "site.wikidata_qid",
   "rel": "noopener"
  },
  {
   "group": "reference",
   "label": "Wikimedia Commons photos within 500 m",
   "url": "https://commons.wikimedia.org/w/index.php?title=Special:Search&search=nearcoord%3A500m%2C51.80194%2C-0.15833&ns6=1",
   "why": "a Commons geo-search around the point; licences vary by file",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "reference",
   "label": "Retrofitting Suburbia (book site)",
   "url": "https://www.retrofittingsuburbia.com/",
   "why": "Ellen Dunham-Jones and June Williamson's book and case studies, the research this database is built on",
   "from": "constant",
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  },
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   "label": "Google Maps",
   "url": "https://www.google.com/maps/search/?api=1&query=51.80194%2C-0.15833",
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  },
  {
   "group": "place",
   "label": "Street View",
   "url": "https://www.google.com/maps/@?api=1&map_action=pano&viewpoint=51.80194%2C-0.15833",
   "why": "the nearest Street View panorama",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Bing Maps",
   "url": "https://www.bing.com/maps?cp=51.80194~-0.15833&lvl=17",
   "why": "the point on Bing Maps (Bird's eye where available)",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "Apple Maps",
   "url": "https://maps.apple.com/?ll=51.80194,-0.15833&z=17&q=Panshanger%20Aerodrome",
   "why": "the point on Apple Maps",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "OpenStreetMap",
   "url": "https://www.openstreetmap.org/?mlat=51.80194&mlon=-0.15833#map=17/51.80194/-0.15833",
   "why": "the point on OpenStreetMap",
   "from": "site.lat/lon",
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  },
  {
   "group": "place",
   "label": "Walk Score at this point",
   "url": "https://www.walkscore.com/score/loc/lat=51.80194/lng=-0.15833",
   "why": "Walk Score's walkability, transit and bike scores for the coordinates",
   "from": "site.lat/lon",
   "rel": "noopener nofollow"
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   "group": "place",
   "label": "Transitland map",
   "url": "https://www.transit.land/map#17/51.80194/-0.15833",
   "why": "transit routes and stops from open GTFS feeds around the point",
   "from": "site.lat/lon",
   "rel": "noopener"
  },
  {
   "group": "place",
   "label": "USGS National Map",
   "url": "https://apps.nationalmap.gov/viewer/?center=-0.15833,51.80194&zoom=16",
   "why": "topographic and elevation layers from the USGS",
   "from": "site.lat/lon",
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  },
  {
   "group": "news",
   "label": "Google News: \u201cPanshanger Aerodrome\u201d",
   "url": "https://news.google.com/search?q=%22Panshanger+Aerodrome%22+Welwyn+Garden+City",
   "why": "news search for the site name and city",
   "from": "site.name + city \u2192 search",
   "rel": "noopener nofollow"
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   "group": "news",
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   "url": "https://www.bing.com/news/search?q=%22Panshanger+Aerodrome%22+Welwyn+Garden+City",
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   "from": "site.name + city \u2192 search",
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}