{"id":"blm-NLCS000317","slug":"california-coastal-national-monument","name":"California Coastal National Monument","designation":"National Monument","category":"national-monument","categoryLabel":"National Monument","agency":{"code":"BLM","name":"Bureau of Land Management","department":"U.S. Department of the Interior","url":"https://www.blm.gov"},"managedBy":[{"code":"BLM","name":"Bureau of Land Management","department":"U.S. Department of the Interior","url":"https://www.blm.gov","unitCode":"NLCS000317","designation":"National Monument","sourceId":"blm-NLCS000317"}],"states":["CA"],"stateNames":["California"],"location":{"lat":37.0132,"lon":-122.1626},"bbox":[-124.415,33.5415,-117.7891,41.9586],"acres":{"value":8507,"kind":"gis-estimate","source":"Computed from the simplified boundary","note":"Approximate. The managing agency publishes official acreage."},"firstProtected":null,"established":null,"administrations":[],"designationHistory":[],"summary":null,"summarySource":null,"guide":{},"trConnection":null,"trConnections":[],"trTypes":[],"links":{"official":null,"social":{},"recreationGov":null,"alltrails":null,"alltrailsExplore":"https://www.alltrails.com/explore?b_tl_lat=41.9586&b_tl_lng=-124.415&b_br_lat=33.5415&b_br_lng=-117.7891","recreationGovSearch":"https://www.recreation.gov/search?q=California%20Coastal%20National%20Monument","directions":"https://www.google.com/maps/dir/?api=1&destination=37.0132,-122.1626"},"images":[],"activities":[],"topics":[],"fees":[],"passes":[],"hours":[],"directions":null,"weatherInfo":null,"contacts":null,"visitorCenters":[],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"ellicott-slough-national-wildlife-refuge","km":31},{"slug":"salinas-river-national-wildlife-refuge","km":44},{"slug":"don-edwards-san-francisco-bay-national-wildlife-refuge","km":55},{"slug":"fort-ord-national-monument","km":58},{"slug":"eugene-oneill-national-historic-site","km":91},{"slug":"presidio-of-san-francisco","km":91}],"hasBoundary":true,"boundarySource":{"name":"BLM National Conservation Lands (monuments and NCAs)","url":"https://gis.blm.gov/arcgis/rest/services/lands/BLM_Natl_NLCS_NM_NCA_poly/MapServer/1"},"sources":[{"name":"BLM National Conservation Lands (monuments and NCAs)","url":"https://gis.blm.gov/arcgis/rest/services/lands/BLM_Natl_NLCS_NM_NCA_poly/MapServer/1"}],"editorialStatus":"draft","synced":"2026-11-09T02:13:23.494Z","alerts":[{"source":"NWS","kind":"Coastal Flood Advisory","severity":"Minor","title":"Coastal Flood Advisory issued November 8 at 12:05PM PST until November 10 at 12:00PM PST by NWS San Francisco CA","text":"* WHAT...For the Coastal Flood Advisory, up to 1.6 ft of\ninundation above ground level is possible in low-lying areas\nnear shorelines and tidal waterways. For the Beach Hazards\nStatement, an increased risk for sneaker waves and strong rip\ncurrents with breaking waves of 12 to 16 ft expected.\n\n* WHERE...Pacific Coast.\n\n* WHEN...For the Beach Hazards Statement through Monday evening.\nFor the Coastal Flood Advisory, through noon PST Tuesday.\n\n* IMPACTS...Waves can sweep across the shoreline without\nwarning, pulling people into the sea from beaches, jetties,\nand rocks.\n\n* ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide\nis expected to be: 1.5 ft above normal (7.3 ft MLLW) at 10:35\nAM Monday 11/9, 1.5 ft above normal (7.3 ft MLLW) at 11:04 AM\nTuesday 11/10. These predictions include up to 1.2 ft of surge\nthat will enhance the astronomical tide and flooding threat.\nHigh tide varies up to 90 minutes earlier or later along the\nPacific Coast and through the San Francisco Bay, respectively.","instruction":"If travel is required, allow extra time as some roads may be\nclosed. Do not drive around barricades or through water of\nunknown depth. Take the necessary actions to protect flood-prone\nproperty.\n\nStay off of jetties, piers, rocks, and other waterside\ninfrastructure. Remain out of the water to avoid hazardous surf\nand NEVER turn your back on the ocean. Monitor local weather,\nsurf and tide forecasts at www.weather.gov/mtr.","url":"https://alerts.weather.gov/search?id=urn%3Aoid%3A2.49.0.1.840.0.ba36ac2bca153a2684f01dfe039d537b5725774d.003.1","starts":"2026-11-08T12:05:00-08:00","ends":"2026-11-10T12:00:00-08:00","id":"nws-urn:oid:2.49.0.1.840.0.ba36ac2bca153a2684f01dfe039d537b5725774d.003.1"},{"source":"NWS","kind":"Beach Hazards Statement","severity":"Moderate","title":"Beach Hazards Statement issued November 8 at 12:05PM PST until November 9 at 10:00PM PST by NWS San Francisco CA","text":"* WHAT...For the Coastal Flood Advisory, up to 1.6 ft of\ninundation above ground level is possible in low-lying areas\nnear shorelines and tidal waterways. For the Beach Hazards\nStatement, an increased risk for sneaker waves and strong rip\ncurrents with breaking waves of 12 to 16 ft expected.\n\n* WHERE...Pacific Coast.\n\n* WHEN...For the Beach Hazards Statement through Monday evening.\nFor the Coastal Flood Advisory, through noon PST Tuesday.\n\n* IMPACTS...Waves can sweep across the shoreline without\nwarning, pulling people into the sea from beaches, jetties,\nand rocks.\n\n* ADDITIONAL DETAILS...At the San Francisco tide gauge, high tide\nis expected to be: 1.5 ft above normal (7.3 ft MLLW) at 10:35\nAM Monday 11/9, 1.5 ft above normal (7.3 ft MLLW) at 11:04 AM\nTuesday 11/10. These predictions include up to 1.2 ft of surge\nthat will enhance the astronomical tide and flooding threat.\nHigh tide varies up to 90 minutes earlier or later along the\nPacific Coast and through the San Francisco Bay, respectively.","instruction":"If travel is required, allow extra time as some roads may be\nclosed. Do not drive around barricades or through water of\nunknown depth. Take the necessary actions to protect flood-prone\nproperty.\n\nStay off of jetties, piers, rocks, and other waterside\ninfrastructure. Remain out of the water to avoid hazardous surf\nand NEVER turn your back on the ocean. Monitor local weather,\nsurf and tide forecasts at www.weather.gov/mtr.","url":"https://alerts.weather.gov/search?id=urn%3Aoid%3A2.49.0.1.840.0.ba36ac2bca153a2684f01dfe039d537b5725774d.003.2","starts":"2026-11-08T12:05:00-08:00","ends":"2026-11-09T22:00:00-08:00","id":"nws-urn:oid:2.49.0.1.840.0.ba36ac2bca153a2684f01dfe039d537b5725774d.003.2"}],"url":"https://directory.labs.trlibrary.com/sites/california-coastal-national-monument/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/california-coastal-national-monument.geojson"}