{"nrhp_refnum":"76000538","name":"Calleguas Creek Site","other_names":["CA-Ven-110"],"category":"site","location":{"address":null,"address_restricted":true,"city":"Oxnard","county":"Ventura County","state":"CA","lat":null,"lon":null,"geom_source":null},"listed_date":"1976-05-19","is_nhl":false,"nhl_designated_date":null,"areas_of_significance":["Prehistoric"],"significance_levels":["local"],"summary":null,"photo":null,"district":null,"sources":{"nps_snapshot_date":"2026-05-22","nara_catalog":"https://catalog.archives.gov/id/123862323","wikipedia":"https://en.wikipedia.org/wiki/Calleguas_Creek_Site","wikidata":"https://www.wikidata.org/wiki/Q16850645"},"indexable":false,"url":"https://nationalhistoricalregister.com/california/ventura-county/calleguas-creek-site-76000538/"}