{"id":174,"date":"2023-10-03T13:57:23","date_gmt":"2023-10-03T20:57:23","guid":{"rendered":"https:\/\/dornsife.usc.edu\/okaya\/?page_id=174"},"modified":"2025-01-28T08:24:59","modified_gmt":"2025-01-28T16:24:59","slug":"fieldwork","status":"publish","type":"page","link":"https:\/\/dornsife.usc.edu\/okaya\/fieldwork\/","title":{"rendered":"Fieldwork"},"content":{"rendered":"\n\n \n \n\n\n\n\n\n\n\n
\n\n \n \n
\n\n \n

Original data available at EarthScope Data Center (https:\/\/ds.iris.edu\/ds) <\/strong> <\/p>\n

    \n
  • 2023 Apr-May: East-central Nepal<\/B>. Critical Zone seismic ambient noise experiment (Nepal-FRES project). Lead scientist for seismic experiment design and field operations. Collaboration with Nepal. Funded by NSF-FRES program. FDSN code 4W (2022-2023). Data DOI: 10.7914\/bx86-t971.<\/li>\n
  • 2019 Feb:\tNorth Island, New Zealand<\/B>. Seismic land explosion reflection\/refraction profiling (SHIRE project, phase 2). USA chief scientist for scientific and operational logistics. Collaboration with New Zealand. Funded by NSF-EAR and N.Z. science agencies. <\/li>\n
  • 2017 Oct – 2018 Feb:\tNorth Island, New Zealand<\/B>. Seismic onshore-offshore refraction profiling (SHIRE project, phase 1). USA chief scientist for land operations. Collaboration with New Zealand and Japan. Funded by NSF-EAR, plus N.Z. and Japan science agencies. <\/li>\n
  • 2011 May:\tNorth Island, New Zealand<\/B>. Seismic controlled-source refraction\/wide angle reflection profiling (SAHKE project). USA chief scientist. Collaboration with New Zealand and Japan. Funded by NSF-OCE, plus N.Z. and Japan science agencies. <\/li>\n
  • 2009 Mar-May: Taiwan<\/B>. Seismic onshore-offshore refraction profiling (TAIGER-II). USA chief scientist. Collaboration with Taiwan. Funded by NSF-EAR, plus Taiwan agencies. <\/li>\n
  • 2008 Apr:\tTaiwan<\/B>. Seismic controlled-source refraction\/wide angle reflection profiling (TAIGER-I). USA chief scientist. Collaboration with Taiwan. Funded by NSF-EAR, plus Taiwan science agencies. <\/li>\n
  • 2006 Oct: \tTaiwan<\/B>. Pilot seismic controlled-source refraction\/wide angle reflection profiling (TAIGER). USA chief scientist. Collaboration with Taiwan. Funded by NSF-EAR, plus Taiwan science agencies. <\/li>\n
  • 1999 Oct: \tSouthern California<\/B>. Seismic controlled-source refraction\/wide angle reflection profiling (LARSE-II). Field coordinator. Collaboration with USGS plus Germany, Denmark. Funded by SCEC, USGS and NSF-EAR, plus Germany science agencies. <\/li>\n
  • 1999 Sep: \tNorthwest Turkey<\/B>. Seismic rapid response to 1999 Izmit earthquake. Instrumentation coordinator and field participant. Funded by NSF-Geophysics. <\/li>\n
  • 1998 Mar: \tSouth Island, New Zealand<\/B>. Seismic controlled-source reflection profiling (SIGHT). USA chief scientist. Collaboration with N.Z. Funded by NSF-EAR, plus N.Z. agencies. <\/li>\n
  • 1996 Jan-Mar: \tSouth Island, New Zealand<\/B>. Seismic onshore-offshore refraction profiling plus seismic refraction\/wide angle reflection profiling (SIGHT). Collaboration with Taiwan. USA co-chief scientist; coordinator of land operations. Funded by NSF-EAR, plus N.Z. agencies. <\/li>\n
  • 1994 Mar: \tSouth Island, New Zealand<\/B>. Pilot seismic controlled-source reflection profiling (PUKAKI). USA coordinator. Collaboration with New Zealand. Funded by NSF-EAR, plus N.Z. science agencies. <\/li>\n
  • 1994 Oct: \tSouthern California (Los Angeles region)<\/B>. Seismic onshore-offshore refraction profiling (LARSE). Field coordinator. Collaboration with USGS. Funded by SCEC , USGS, and NSF-EAR. <\/li>\n
  • 1993 Oct-Dec: Southern California<\/B>. Passive seismology earthquake monitoring (LARSE). Field participant. Funded by SCEC. <\/li>\n
  • 1992 Feb: Southern California (Imperial Valley)<\/B>. Dense array piggyback to USGS seismic controlled-source refraction\/wide angle reflection profiling (RISC project). Co-coordinator. Collaboration with Rice Univ. and USGS. Funded by NSF-EAR. <\/li>\n
  • 1992 Jan: Southern California (urban Los Angeles)<\/B>. Seismic mini-Sosie reflection profiling. Field coordinator. Collaboration with USGS. Funded by USGS. <\/li>\n
  • 1990 Aug: Southern California (Oceanside)<\/B>. Pilot seismic onshore-offshore refraction profiling. Field coordinator. Funded by SCEC. <\/li>\n
  • 1989 May-Jun: Southern California (Needles)<\/B>. Seismic reflection profiling (CALCRUST-II). Field coordinator. Funded by NSF-EAR. <\/li>\n
  • 1988 Apr:\tArizona (Wickenburg)<\/B>. Dense array piggyback to USGS seismic controlled-source refraction\/wide angle reflection profiling of Transition Zone. Co-coordinator. Collaboration with Stanford Univ. and USGS. Funded by NSF-EAR. <\/li>\n
  • 1985 May: \tSouthern California (Needles)<\/B>. Seismic reflection profiling (CALCRUST-I). Field coordinator. Funded by NSF-EAR. <\/li>\n<\/ul>\n\n\n\n<\/div>\n\n\n <\/div><\/div>\n\n\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":332,"featured_media":156,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-content-detail.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-174","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"\nFieldwork - David Okaya<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dornsife.usc.edu\/okaya\/fieldwork\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fieldwork - David Okaya\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dornsife.usc.edu\/okaya\/fieldwork\/\" \/>\n<meta property=\"og:site_name\" content=\"David Okaya\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-28T16:24:59+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dornsife.usc.edu\/okaya\/wp-content\/uploads\/sites\/365\/2023\/08\/Sequoia-National-Park-scaled-e1697829210406.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1331\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/dornsife.usc.edu\/okaya\/fieldwork\/\",\"url\":\"https:\/\/dornsife.usc.edu\/okaya\/fieldwork\/\",\"name\":\"Fieldwork - 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