{"coordinates":{"lat":36.8,"lon":-121.9},"queryBounds":null,"timeRange":null,"generatedAt":"2026-10-06T05:20:42.195Z","density":{"year":2025,"cellSizeM":100,"transitCount":10,"provenance":{"sourceId":"marinecadastre-transit-counts","providerName":"MarineCadastre Vessel Transit Counts","providerDataset":"AIS Vessel Transit Counts 2025","sourceMode":"HISTORICAL","sourceTimestamp":"2025-12-31T23:59:59.000Z","fetchedAt":"2026-10-06T05:20:42.195Z","units":"annual vessel transits per 100 m grid cell","qualityFlag":"UNKNOWN","licenseClass":"PUBLIC_DOMAIN","attribution":"MarineCadastre.gov / NOAA / BOEM","sourceDocumentation":"https://marinecadastre.gov/ais/","cacheStatus":"MISS","ageSeconds":24038443,"freshness":"HISTORICAL"}},"tracks":[],"analytics":{"density":"AVAILABLE","transitsByMonth":"UNAVAILABLE_NO_PROCESSED_RAW_AIS","vesselTypeDistribution":"UNAVAILABLE_NO_PROCESSED_RAW_AIS","timeOfDayDistribution":"UNAVAILABLE_NO_PROCESSED_RAW_AIS","trackViewer":"UNAVAILABLE_NO_PROCESSED_RAW_AIS"},"health":{"providerId":"marinecadastre-transit-counts","status":"HEALTHY","checkedAt":"2026-10-06T05:20:42.169Z","latencyMs":26,"sampleTimestamp":"2025-12-31T23:59:59.000Z"},"sourceMode":"HISTORICAL","note":"Real MarineCadastre 2025 annual vessel-transit density. This is not live AIS."}