{
  "schemaVersion": "map-evidence/1",
  "generator": "scripts/maps/guides.py (map-evidence/1)",
  "reviewStatus": "supported",
  "checkedAt": "2026-10-31T09:24:54Z",
  "slug": "playa-westchester",
  "name": "Playa del Rey & Westchester",
  "url": "https://elsegundo.xyz/maps/playa-westchester/",
  "kind": "illustrated humor map",
  "isPhotograph": false,
  "spatialSummary": "North-up schematic: Marina del Rey/Ballona lie above the LAX area; Pacific coast and Dockweiler lie to the west; Westchester Golf Course is north of LAX and west of Sepulveda Boulevard, based on its county-listed address and county road geometry. Landmark regions are editorial groupings, not parcel boundaries, flight tracks, access routes or measured distances.",
  "captions": [
    {
      "label": "Marina del Rey",
      "caption": "Boats, and the next map up"
    },
    {
      "label": "Ballona Creek",
      "caption": ""
    },
    {
      "label": "Lower Playa",
      "caption": "Small-map main-character energy"
    },
    {
      "label": "Ballona Wetlands",
      "caption": "Wildlife with better views than you"
    },
    {
      "label": "Playa Vista",
      "caption": "Spruce Goose hangar, reused for Google offices"
    },
    {
      "label": "Dockweiler Beach",
      "caption": "Fire pits; marshmallow daydreams"
    },
    {
      "label": "The Bluffs",
      "caption": "Big bluff energy"
    },
    {
      "label": "LMU",
      "caption": "Lions on the bluff"
    },
    {
      "label": "Westchester",
      "caption": "Neighborhood vibes, airport-sized opinions"
    },
    {
      "label": "Sepulveda",
      "caption": ""
    },
    {
      "label": "Also Westchester",
      "caption": "Yes, still Westchester"
    },
    {
      "label": "Westchester Golf Course",
      "caption": "Fore! Also: jets."
    },
    {
      "label": "Surfridge",
      "caption": "Blue Butterfly Preserve. Access restricted."
    },
    {
      "label": "LAX",
      "caption": "Where your relatives land, eventually"
    },
    {
      "label": "Hyperion",
      "caption": "Wastewater’s plot twist"
    },
    {
      "label": "Pacific Ocean",
      "caption": ""
    },
    {
      "label": "El Segundo",
      "caption": ""
    },
    {
      "label": "Inglewood",
      "caption": ""
    },
    {
      "label": "Regions of Playa del Rey & Westchester",
      "caption": ""
    },
    {
      "label": "Wetlands, bluffs and airport jokes. Borders approximate; never a flight-path map.",
      "caption": ""
    },
    {
      "label": "Illustration: Claude. Corrections: ChatGPT. Corrected Oct 31, 2026. Review recorded in source notes.",
      "caption": ""
    },
    {
      "label": "Captions, sources and checked dates: elsegundo.xyz/maps/playa-westchester/",
      "caption": ""
    }
  ],
  "claims": [
    {
      "text": "Marina del Rey has boat slips; the caption's 'next map up' is a schematic/editorial transition, not a navigation instruction.",
      "sourceIds": [
        "pw-marina"
      ]
    },
    {
      "text": "Ballona is a protected coastal wetland habitat. 'Wildlife with better views than you' is editorial humor, not a species or sighting guarantee.",
      "sourceIds": [
        "pw-ballona"
      ]
    },
    {
      "text": "The Spruce Goose hangar was reused for Google's Playa Vista offices; the caption makes no property-ownership or current-tenancy assertion.",
      "sourceIds": [
        "pw-google"
      ]
    },
    {
      "text": "Dockweiler has fire pits. The marshmallow joke does not promise availability or permission to burn on a particular day.",
      "sourceIds": [
        "pw-dockweiler"
      ]
    },
    {
      "text": "LMU uses 'Lions on the bluff' for its university community, not for present-day wild lions.",
      "sourceIds": [
        "pw-lmu"
      ]
    },
    {
      "text": "Westchester Golf Course is north of LAX and west of Sepulveda Boulevard. The west-side placement is inferred from the county-listed Manchester Avenue address and county road geometry. 'Fore! Also: jets.' is an airport-neighbor joke, not a flight-frequency statement.",
      "sourceIds": [
        "pw-golf",
        "pw-golf-address",
        "pw-golf-roadside"
      ]
    },
    {
      "text": "LAWA identifies Surfridge/Sand Dunes as the El Segundo Blue Butterfly Preserve and notes access restrictions; this is not a public-entry invitation.",
      "sourceIds": [
        "pw-surfridge"
      ]
    },
    {
      "text": "Hyperion is a water reclamation plant in Playa del Rey associated with wastewater treatment.",
      "sourceIds": [
        "pw-hyperion"
      ]
    }
  ],
  "sources": [
    {
      "id": "pw-google",
      "url": "https://blog.google/company-news/outreach-and-initiatives/sustainability/4-historic-buildings-became-google-workspaces-adaptive-reuse/",
      "publisher": "Google",
      "publishedAt": "2023-09-19",
      "label": "listing",
      "quote": "The interior of the Spruce Goose hangar before construction on Google’s Playa Vista offices began.",
      "fetchedAt": "2026-10-31T03:22:52Z"
    },
    {
      "id": "pw-dockweiler",
      "url": "https://beaches.lacounty.gov/dockweiler-beach-fire-pits/",
      "publisher": "Los Angeles County Department of Beaches and Harbors",
      "publishedAt": null,
      "label": "fact",
      "quote": "fire pits are on the beach in front of the Dockweiler RV Park",
      "fetchedAt": "2026-10-31T03:22:53Z"
    },
    {
      "id": "pw-ballona",
      "url": "https://wildlife.ca.gov/Lands/Places-to-Visit/Ballona-Wetlands-ER",
      "publisher": "California Department of Fish and Wildlife",
      "publishedAt": null,
      "label": "fact",
      "quote": "the Ballona Wetlands Ecological Reserve protects nearly 600 acres of coastal habitat",
      "fetchedAt": "2026-10-31T03:22:51Z"
    },
    {
      "id": "pw-surfridge",
      "url": "https://www.lawa.org/groups-and-divisions/airport-operations/programs/film-desk",
      "publisher": "Los Angeles World Airports",
      "publishedAt": null,
      "label": "fact",
      "quote": "Sand Dunes / Surfridge (El Segundo Blue Butterfly Preserve) – Environmental and security restrictions apply",
      "fetchedAt": "2026-10-31T03:22:53Z"
    },
    {
      "id": "pw-lmu",
      "url": "https://studentaffairs.lmu.edu/about/studentexp/leo/",
      "publisher": "Loyola Marymount University",
      "publishedAt": null,
      "label": "listing",
      "quote": "LMU has new, returning and graduating Lions on the bluff",
      "fetchedAt": "2026-10-31T03:22:52Z"
    },
    {
      "id": "pw-golf",
      "url": "https://www.westchestergc.com/",
      "publisher": "Westchester Golf Course",
      "publishedAt": null,
      "label": "listing",
      "quote": "Conveniently located just north of LAX",
      "fetchedAt": "2026-10-31T03:22:53Z"
    },
    {
      "id": "pw-hyperion",
      "url": "https://www.epa.gov/ca/CWA-309a-24-005",
      "publisher": "U.S. Environmental Protection Agency",
      "publishedAt": null,
      "label": "fact",
      "quote": "wastewater improvements to the Hyperion Water Reclamation Plant in Playa del Rey, California",
      "fetchedAt": "2026-10-31T03:22:51Z"
    },
    {
      "id": "pw-marina",
      "url": "https://beaches.lacounty.gov/anchorages-and-boat-slips/",
      "publisher": "Los Angeles County Department of Beaches and Harbors",
      "publishedAt": null,
      "label": "fact",
      "quote": "Marina del Rey, which has over 4,600 boat slips in 23 marinas",
      "fetchedAt": "2026-10-31T03:22:52Z"
    },
    {
      "id": "pw-golf-address",
      "url": "https://locator.lacounty.gov/lac/Location/3034426/westchester-golf-course",
      "publisher": "Los Angeles County locator",
      "publishedAt": null,
      "fetchedAt": "2026-10-31T03:43:34.488375+00:00",
      "label": "fact",
      "quote": "6900 West Manchester Avenue"
    },
    {
      "id": "pw-golf-roadside",
      "url": "https://services.arcgis.com/RmCCgQtiZLDCtblq/arcgis/rest/services/eGIS_Addressing_ROAD_LINES/FeatureServer/0/query?where=StName+IN+%28%27Sepulveda%27%2C%27Manchester%27%29&geometry=-118.43%2C33.94%2C-118.38%2C33.97&geometryType=esriGeometryEnvelope&inSR=4326&spatialRel=esriSpatialRelIntersects&outFields=FullName%2CFrom_L%2CTo_L%2CFrom_R%2CTo_R%2CSource&returnGeometry=true&outSR=4326&f=json",
      "publisher": "Los Angeles County eGIS / CAMS street data",
      "publishedAt": null,
      "fetchedAt": "2026-10-31T03:41:30.559917+00:00",
      "label": "fact",
      "quote": "W Manchester Ave",
      "evidenceNote": "Relative position is inferred from county road geometry and address ranges. The W Manchester Ave segment containing the county-listed 6900 address has left-side range 6604–6998, longitude −118.413538207802 to −118.409720206857 at latitude 33.95975. Nearby S Sepulveda Blvd is approximately longitude −118.3963. The listed golf-course address is therefore west of Sepulveda. This supports schematic relative placement, not a parcel boundary or surveyed course extent."
    }
  ],
  "provenance": {
    "draftedBy": [
      "Claude (Anthropic)"
    ],
    "revisedBy": [
      "ChatGPT/Codex (OpenAI)"
    ],
    "checkedBy": [
      "GPT-6 Astra (OpenAI)",
      "ChatGPT/Codex (OpenAI; independent geometry review)"
    ],
    "approvedBy": "Michael Hoydich",
    "scope": "The thirteen authorized city-map corrections; original map releases remain in history.",
    "approvedAt": "2026-10-31T09:11:26Z",
    "reviewVerdict": "supported",
    "checkedAt": "2026-10-31T09:24:54Z",
    "reviewScope": "Technical source-guide, accessible-transcript and schematic-layout checks. Independent source authentication sampled primary pages and retained official GIS/map records; it did not re-authenticate every source or establish surveyed boundaries or current visitor access."
  },
  "corrections": [
    "Corrected October 31, 2026 (Los Angeles): Moved the golf course west of Sepulveda. Removed unsupported neighborhood and flight-path specifics; restricted preserve access is stated with its source.",
    "Added a complete readable transcript, source excerpts with actual fetch dates, and a schematic-layout explanation. Sources do not establish current visitor access, hours or availability."
  ],
  "correctionDate": "2026-10-31",
  "correctionSummary": "Moved the golf course west of Sepulveda. Removed unsupported neighborhood and flight-path specifics; restricted preserve access is stated with its source."
}