{
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        {
          "artifact_refs": [],
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        {
          "artifact_refs": [],
          "content": "The bounded USGS Geographic Names service identifies Blue Lake in Inyo County as feature 257249 at 37.184240346016622, -118.61961194847549 and Piute Pass as feature 264832 at 37.239106260609425, -118.68401506287091. GNIS points identify named features rather than lake boundaries or survey-grade trail junctions.",
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          "observation_id": "observation-usgs-geographic-names-bishop-lakes-20260925",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "The USGS Geographic Names service identifies Lower Lamarck Lake as feature 263027 at 37.217194631601274, -118.64269546315641; Upper Lamarck Lake as feature 268621 at 37.210308065833495, -118.65094909325705; and the Bishop Creek Treasure Lakes as feature 268392 at 37.142536635570956, -118.57273519703854. A second California Treasure Lakes feature exists elsewhere, so the Inyo County coordinate and official South Lake map context are retained to disambiguate this destination.",
          "observation_id": "observation-usgs-geographic-names-bishop-lakes-20260925",
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          "publisher": "U.S. Geological Survey",
          "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
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      ]
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        "evidence_ids": [
          "evidence-upper-lamarck-lake-geographic-reference"
        ],
        "predicate": "geographic_reference",
        "spatial_scope_ids": [
          "scope-place-upper-lamarck-lake"
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        "subject_id": "place-upper-lamarck-lake",
        "temporal_scope": null,
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          "claim_id": "claim-upper-lamarck-lake-geographic-reference",
          "evidence_id": "evidence-upper-lamarck-lake-geographic-reference",
          "notes": "",
          "observation_id": "observation-usgs-geographic-names-bishop-lakes-20260925",
          "stance": "supports"
        }
      ],
      "observations": [
        {
          "artifact_refs": [],
          "content": "The USGS Geographic Names service identifies Lower Lamarck Lake as feature 263027 at 37.217194631601274, -118.64269546315641; Upper Lamarck Lake as feature 268621 at 37.210308065833495, -118.65094909325705; and the Bishop Creek Treasure Lakes as feature 268392 at 37.142536635570956, -118.57273519703854. A second California Treasure Lakes feature exists elsewhere, so the Inyo County coordinate and official South Lake map context are retained to disambiguate this destination.",
          "observation_id": "observation-usgs-geographic-names-bishop-lakes-20260925",
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          "observer": "",
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          "publisher": "U.S. Geological Survey",
          "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
        }
      ]
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    {
      "entity_id": "place-blue-lake-sabrina",
      "kind": "waterbody",
      "name": "Blue Lake in Sabrina Basin"
    },
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      "entity_id": "place-lower-lamarck-lake",
      "kind": "waterbody",
      "name": "Lower Lamarck Lake"
    },
    {
      "entity_id": "place-piute-pass",
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      "name": "Piute Pass"
    },
    {
      "entity_id": "place-treasure-lakes-bishop-creek",
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      "name": "Treasure Lakes (Bishop Creek)"
    },
    {
      "entity_id": "place-upper-lamarck-lake",
      "kind": "waterbody",
      "name": "Upper Lamarck Lake"
    }
  ],
  "history": [
    {
      "action": "ADD",
      "change_set_id": "wp-20260924-bishop-creek-route-depth",
      "evidence_refs": [],
      "knowledge_gap_refs": [],
      "path": "canonical/v0/sources/source-usgs-geographic-names-bishop-creek-20260924.json",
      "reason": "Add source-backed Blue Lake and Piute Pass topology, geometry, and trip-distance implications.",
      "record_id": "source-usgs-geographic-names-bishop-creek-20260924",
      "record_type": "source",
      "summary": "Add connected Blue Lake and Piute Pass route geometry, retain the North Lake parking approach, and narrow the unresolved Bishop Creek distance gap."
    }
  ],
  "navigation": {
    "next_id": "source-usgs-gnis-rock-creek-peaks",
    "position": 577,
    "previous_id": "source-usgs-3dep-rock-creek-20260923",
    "total": 587
  },
  "observations": [
    {
      "artifact_refs": [],
      "content": "The bounded USGS Geographic Names service identifies Blue Lake in Inyo County as feature 257249 at 37.184240346016622, -118.61961194847549 and Piute Pass as feature 264832 at 37.239106260609425, -118.68401506287091. GNIS points identify named features rather than lake boundaries or survey-grade trail junctions.",
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      "retrieved_at": "2026-09-24T22:00:00+00:00",
      "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
    },
    {
      "artifact_refs": [],
      "content": "The USGS Geographic Names service identifies Lower Lamarck Lake as feature 263027 at 37.217194631601274, -118.64269546315641; Upper Lamarck Lake as feature 268621 at 37.210308065833495, -118.65094909325705; and the Bishop Creek Treasure Lakes as feature 268392 at 37.142536635570956, -118.57273519703854. A second California Treasure Lakes feature exists elsewhere, so the Inyo County coordinate and official South Lake map context are retained to disambiguate this destination.",
      "observation_id": "observation-usgs-geographic-names-bishop-lakes-20260925",
      "observed_at": null,
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      "retrieved_at": "2026-09-25T08:00:00+00:00",
      "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
    }
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    "locator": "https://carto.nationalmap.gov/arcgis/rest/services/geonames/MapServer",
    "publisher": "U.S. Geological Survey",
    "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
  },
  "record_type": "source",
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  "sources": [
    {
      "locator": "https://carto.nationalmap.gov/arcgis/rest/services/geonames/MapServer",
      "publisher": "U.S. Geological Survey",
      "source_id": "source-usgs-geographic-names-bishop-creek-20260924"
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}