{
  "schema_version": "pointcast.observatory.report.v1",
  "topic": "pacific",
  "location": {
    "name": "El Segundo, California — public town reference",
    "latitude": 33.9192,
    "longitude": -118.4165,
    "time_zone": "America/Los_Angeles"
  },
  "local_date": "2026-10-06",
  "generated_at": "2026-10-06T13:49:27.874Z",
  "status": "available",
  "metrics": [
    {
      "id": "water-level",
      "label": "Measured water level",
      "value": 1.699,
      "unit": "m above MLLW",
      "kind": "observation",
      "status": "available",
      "source": "noaa-tides",
      "location": "Santa Monica tide station 9410840",
      "valid_at": "2026-10-06T13:42:00.000Z",
      "valid_date": null,
      "age_seconds": 448,
      "max_age_seconds": 1800,
      "note": "Relative to mean lower low water datum. Preliminary station observation; not the water level at every El Segundo beach.",
      "quality": {
        "q": "p",
        "f": "0,0,0,0",
        "s": "0.083"
      },
      "station_id": "9410840",
      "coordinates": {
        "latitude": 34.0083,
        "longitude": -118.5
      },
      "reason": null
    },
    {
      "id": "wave-height",
      "label": "Significant wave height",
      "value": 0.7,
      "unit": "m",
      "kind": "observation",
      "status": "available",
      "source": "ndbc",
      "location": "Offshore Santa Monica Bay buoy 46221 / CDIP 028",
      "valid_at": "2026-10-06T13:26:00.000Z",
      "valid_date": null,
      "age_seconds": 1408,
      "max_age_seconds": 7200,
      "note": "Offshore buoy measurement. Wave height is a sea-state statistic, not breaking surf height; water temperature is not beach temperature.",
      "quality": null,
      "station_id": "46221",
      "coordinates": {
        "latitude": 33.86,
        "longitude": -118.641
      },
      "reason": null
    },
    {
      "id": "water-temperature",
      "label": "Offshore water temperature",
      "value": 23.1,
      "unit": "°C",
      "kind": "observation",
      "status": "available",
      "source": "ndbc",
      "location": "Offshore Santa Monica Bay buoy 46221 / CDIP 028",
      "valid_at": "2026-10-06T13:26:00.000Z",
      "valid_date": null,
      "age_seconds": 1408,
      "max_age_seconds": 7200,
      "note": "Offshore buoy measurement. Wave height is a sea-state statistic, not breaking surf height; water temperature is not beach temperature.",
      "quality": null,
      "station_id": "46221",
      "coordinates": {
        "latitude": 33.86,
        "longitude": -118.641
      },
      "reason": null
    },
    {
      "id": "wave-period",
      "label": "Dominant wave period",
      "value": 14,
      "unit": "s",
      "kind": "observation",
      "status": "available",
      "source": "ndbc",
      "location": "Offshore Santa Monica Bay buoy 46221 / CDIP 028",
      "valid_at": "2026-10-06T13:26:00.000Z",
      "valid_date": null,
      "age_seconds": 1408,
      "max_age_seconds": 7200,
      "note": "Offshore buoy measurement. Wave height is a sea-state statistic, not breaking surf height; water temperature is not beach temperature.",
      "quality": null,
      "station_id": "46221",
      "coordinates": {
        "latitude": 33.86,
        "longitude": -118.641
      },
      "reason": null
    }
  ],
  "sources": {
    "noaa-tides": {
      "label": "NOAA CO-OPS — Santa Monica 9410840",
      "documentation": "https://api.tidesandcurrents.noaa.gov/api/prod/",
      "kind": "observation",
      "authentication": "none",
      "request_url": "https://api.tidesandcurrents.noaa.gov/api/prod/datagetter?product=water_level&date=recent&station=9410840&datum=MLLW&time_zone=gmt&units=metric&format=json&application=PointCastObservatory",
      "retrieved_at": "2026-10-06T13:49:27.874Z",
      "status": "available"
    },
    "ndbc": {
      "label": "NOAA NDBC / CDIP — buoy 46221",
      "documentation": "https://www.ndbc.noaa.gov/station_page.php?station=46221",
      "kind": "observation",
      "authentication": "none",
      "request_url": "https://www.ndbc.noaa.gov/data/realtime2/46221.txt",
      "retrieved_at": "2026-10-06T13:49:27.874Z",
      "status": "available"
    }
  },
  "errors": [],
  "notes": [
    "generated_at is the report assembly time, not a source observation time.",
    "Data are fetched on demand, with no more than five minutes of public caching.",
    "Stale source values remain labeled stale; absent values remain null.",
    "This report is informational and is not a navigation, surf, health, or emergency alert service."
  ]
}