{"id":"blm-NLCS002387","slug":"san-juan-islands-national-monument","name":"San Juan Islands 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":"NLCS002387","designation":"National Monument","sourceId":"blm-NLCS002387"}],"states":["WA"],"stateNames":["Washington"],"location":{"lat":48.5886,"lon":-122.9158},"bbox":[-123.2679,48.3692,-122.4976,48.8312],"acres":{"value":431179,"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=48.8312&b_tl_lng=-123.2679&b_br_lat=48.3692&b_br_lng=-122.4976","recreationGovSearch":"https://www.recreation.gov/search?q=San%20Juan%20Islands%20National%20Monument","directions":"https://www.google.com/maps/dir/?api=1&destination=48.5886,-122.9158"},"images":[],"activities":[],"topics":[],"fees":[],"passes":[],"hours":[],"directions":null,"weatherInfo":null,"contacts":null,"visitorCenters":[],"campgrounds":[],"thingsToDo":[],"nearby":[{"slug":"san-juan-island-national-historical-park","km":14},{"slug":"san-juan-islands-national-wildlife-refuge","km":19},{"slug":"ebeys-landing-national-historical-reserve","km":45},{"slug":"dungeness-national-wildlife-refuge","km":50},{"slug":"protection-island-national-wildlife-refuge","km":51},{"slug":"mount-baker-national-recreation-area","km":82}],"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":"2026-11-09T02:13:23.491Z","alerts":[{"source":"NWS","kind":"Small Craft Advisory","severity":"Minor","title":"Small Craft Advisory issued November 8 at 2:01PM PST until November 9 at 10:00PM PST by NWS Seattle WA","text":"* WHAT...Southeast winds 15 to 20 kt, with gusts up to 25 kt.\n\n* WHERE...Northern Inland Waters Including The San Juan Islands.\n\n* WHEN...From 10 AM to 10 PM PST Monday.\n\n* IMPACTS...Conditions will be hazardous to small craft.","instruction":"A Small Craft Advisory means that wind speeds of 21 to 33 knots\nand/or seas 10 feet or higher are expected to produce hazardous\nwave conditions to small craft. Inexperienced mariners,\nespecially those operating smaller vessels should avoid\nnavigating in these conditions.","url":"https://alerts.weather.gov/search?id=urn%3Aoid%3A2.49.0.1.840.0.e2a5b0f7b3d66509edc9de730ece90edafcf7b6a.003.1","starts":"2026-11-09T10:00:00-08:00","ends":"2026-11-09T22:00:00-08:00","id":"nws-urn:oid:2.49.0.1.840.0.e2a5b0f7b3d66509edc9de730ece90edafcf7b6a.003.1"}],"url":"https://directory.labs.trlibrary.com/sites/san-juan-islands-national-monument/","boundaryUrl":"https://directory.labs.trlibrary.com/boundaries/san-juan-islands-national-monument.geojson"}