{"nrhp_refnum":"78000359","name":"El Portal Archeological District","other_names":[],"category":"district","location":{"address":null,"address_restricted":true,"city":"Mariposa","county":"Mariposa County","state":"CA","lat":null,"lon":null,"geom_source":null},"listed_date":"1978-08-18","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric","Historic - Aboriginal"],"significance_levels":["state"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/123859739","wikipedia":null,"wikidata":"https://www.wikidata.org/wiki/Q96977522"},"indexable":false,"url":"https://nationalhistoricalregister.com/california/mariposa-county/el-portal-archeological-district-78000359/"}