{"id":"blm-NLCS000313","slug":"piedras-blancas-outstanding-natural-area","name":"Piedras Blancas Outstanding Natural Area","designation":"Outstanding Natural Area","category":"other","categoryLabel":"Other Designation","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":"NLCS000313","designation":"Outstanding Natural Area","sourceId":"blm-NLCS000313"}],"states":["CA"],"stateNames":["California"],"location":{"lat":35.6659,"lon":-121.2845},"bbox":[-121.2872,35.664,-121.2821,35.6682],"acres":{"value":30,"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=35.6682&b_tl_lng=-121.2872&b_br_lat=35.664&b_br_lng=-121.2821","recreationGovSearch":"https://www.recreation.gov/search?q=Piedras%20Blancas%20Outstanding%20Natural%20Area","directions":"https://www.google.com/maps/dir/?api=1&destination=35.6659,-121.2845"},"images":[],"activities":[],"topics":[],"fees":[],"passes":[],"hours":[],"directions":null,"weatherInfo":null,"contacts":null,"visitorCenters":[],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"pinnacles-national-park","km":92},{"slug":"guadalupe-nipomo-dunes-national-wildlife-refuge","km":95},{"slug":"fort-ord-national-monument","km":113},{"slug":"salinas-river-national-wildlife-refuge","km":128},{"slug":"ellicott-slough-national-wildlife-refuge","km":149},{"slug":"kern-national-wildlife-refuge","km":151}],"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":"2026-11-09T02:13:23.492Z","alerts":[{"source":"NWS","kind":"High Surf Advisory","severity":"Minor","title":"High Surf Advisory issued November 8 at 12:52PM PST until November 10 at 12:00PM PST by NWS Los Angeles/Oxnard CA","text":"* WHAT...For the Coastal Flood Advisory, moderate coastal\nflooding expected. For the High Surf Advisory, large breaking\nwaves of 10 to 16 feet with dangerous rip currents.\n\n* WHERE...San Luis Obispo County Beaches and Santa Barbara\nCounty Central Coast Beaches.\n\n* WHEN...Until noon PST Tuesday.\n\n* IMPACTS...Moderate flooding of sea water is likely over some\nvulnerable low-lying coastal areas, especially around the time\nof high tide, including over beach parking lots, bike paths,\nand harbor walkways. Moderate beach erosion is likely.\nIsolated damage is unlikely but possible. There is an\nincreased risk for ocean drowning. Rip currents can pull\nswimmers and surfers out to sea. Large breaking waves can\ncause injury, wash people off beaches and rocks, and capsize\nsmall boats near shore.\n\n* ADDITIONAL DETAILS...High tides of 7.1 to 7.4 feet (MLLW) are\nexpected each morning. The High Surf and Coastal Flood\nAdvisories may need to be extended through the week.","instruction":"Take the necessary actions to protect flood-prone property. Do\nNOT drive around barricades or through water of unknown depth.\n\nRemain out of the water due to dangerous surf conditions, or stay\nnear occupied lifeguard towers. Rock jetties can be deadly in\nsuch conditions, stay off the rocks.","url":"https://alerts.weather.gov/search?id=urn%3Aoid%3A2.49.0.1.840.0.ce9d90fc1cc8916b74afa4ecc95afe0e302d2189.001.2","starts":"2026-11-08T12:52:00-08:00","ends":"2026-11-10T12:00:00-08:00","id":"nws-urn:oid:2.49.0.1.840.0.ce9d90fc1cc8916b74afa4ecc95afe0e302d2189.001.2"},{"source":"NWS","kind":"Coastal Flood Advisory","severity":"Minor","title":"Coastal Flood Advisory issued November 8 at 12:52PM PST until November 10 at 12:00PM PST by NWS Los Angeles/Oxnard CA","text":"* WHAT...For the Coastal Flood Advisory, moderate coastal\nflooding expected. For the High Surf Advisory, large breaking\nwaves of 10 to 16 feet with dangerous rip currents.\n\n* WHERE...San Luis Obispo County Beaches and Santa Barbara\nCounty Central Coast Beaches.\n\n* WHEN...Until noon PST Tuesday.\n\n* IMPACTS...Moderate flooding of sea water is likely over some\nvulnerable low-lying coastal areas, especially around the time\nof high tide, including over beach parking lots, bike paths,\nand harbor walkways. Moderate beach erosion is likely.\nIsolated damage is unlikely but possible. There is an\nincreased risk for ocean drowning. Rip currents can pull\nswimmers and surfers out to sea. Large breaking waves can\ncause injury, wash people off beaches and rocks, and capsize\nsmall boats near shore.\n\n* ADDITIONAL DETAILS...High tides of 7.1 to 7.4 feet (MLLW) are\nexpected each morning. The High Surf and Coastal Flood\nAdvisories may need to be extended through the week.","instruction":"Take the necessary actions to protect flood-prone property. Do\nNOT drive around barricades or through water of unknown depth.\n\nRemain out of the water due to dangerous surf conditions, or stay\nnear occupied lifeguard towers. Rock jetties can be deadly in\nsuch conditions, stay off the rocks.","url":"https://alerts.weather.gov/search?id=urn%3Aoid%3A2.49.0.1.840.0.ce9d90fc1cc8916b74afa4ecc95afe0e302d2189.001.1","starts":"2026-11-08T12:52:00-08:00","ends":"2026-11-10T12:00:00-08:00","id":"nws-urn:oid:2.49.0.1.840.0.ce9d90fc1cc8916b74afa4ecc95afe0e302d2189.001.1"}],"url":"https://directory.labs.trlibrary.com/sites/piedras-blancas-outstanding-natural-area/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/piedras-blancas-outstanding-natural-area.geojson"}