{"v":1,"title":"Fukushima Daiichi 2011 — atmospheric release of Cs-137 over time (JAEA reconstruction)","publisher":"Japan Atomic Energy Agency (Katata et al. 2015, Atmospheric Chemistry and Physics)","url":"https://doi.org/10.5194/acp-15-1029-2015","src":"Supplement of Katata et al. (2015), https://acp.copernicus.org/articles/15/1029/2015/acp-15-1029-2015-supplement.zip → 141115_Suppl_acp_JAEAsourceterm.csv — CC BY 3.0","licence":"CC-BY-3.0","licenceUrl":"https://creativecommons.org/licenses/by/3.0/","attribution":true,"credit":"Katata G., Chino M., Kobayashi T., Terada H., Ota M., Nagai H., Kajino M., Draxler R., Hort M. C., Malo A., Torii T., Sanada Y. (2015) Atmos. Chem. Phys. 15, 1029–1070, doi:10.5194/acp-15-1029-2015 — Japan Atomic Energy Agency, CC BY 3.0.","paidBy":"Fukushima Daiichi release time series (JAEA, Katata et al. 2015, CC BY 3.0)","retrievedAt":"2026-10-03","generatedAt":"2026-10-03T11:53:19.795Z","builtBy":"scripts/build-fukushima-release.mjs","asOf":"2011-04-30","cadence":"static","schema":"segments: [startUTC, endUTC, Cs-137 release rate (Bq/h), bottom of the release (m above ground), top of the release (m)]","quality":{"rows":71,"missing":0,"outOfRange":0,"duplicates":0},"file":{"zipMd5":"9075498278502946d7f8625f1e4ad891","csvMd5":"eadb659675326734c628117c564afff4","member":"141115_Suppl_acp_JAEAsourceterm.csv"},"nuclide":"cs137","totalPBq":14.437,"statedTotalPBq":14.5,"inferred":"Release rates were estimated by reverse modelling (WSPEEDI-II against measured air concentrations and dose rates); the paper reports that the result reproduces the airborne deposition surveys. Agreement of another model with the survey under this release is therefore not an independent test.","fields":["startUTC","endUTC","bqPerHour","zBotM","zTopM"],"segments":[["2011-03-11T20:00Z","2011-03-12T00:30Z",5800000000000,20,20],["2011-03-12T00:30Z","2011-03-12T05:00Z",2700000000000,20,20],["2011-03-12T05:00Z","2011-03-12T06:00Z",290000000000000,120,120],["2011-03-12T06:00Z","2011-03-12T06:30Z",1300000000000,20,20],["2011-03-12T06:30Z","2011-03-12T07:00Z",1400000000000000,0,100],["2011-03-12T07:00Z","2011-03-12T13:00Z",17000000000000,120,120],["2011-03-12T13:00Z","2011-03-12T19:00Z",31000000000000,120,120],["2011-03-12T19:00Z","2011-03-13T00:00Z",22000000000000,120,120],["2011-03-13T00:00Z","2011-03-13T03:30Z",26000000000000,120,120],["2011-03-13T03:30Z","2011-03-13T06:00Z",50000000000000,120,120],["2011-03-13T06:00Z","2011-03-13T14:00Z",30000000000000,120,120],["2011-03-13T14:00Z","2011-03-13T17:30Z",8200000000000,120,120],["2011-03-13T17:30Z","2011-03-13T22:00Z",4400000000000,120,120],["2011-03-13T22:00Z","2011-03-14T02:00Z",3500000000000,120,120],["2011-03-14T02:00Z","2011-03-14T02:30Z",370000000000000,0,300],["2011-03-14T02:30Z","2011-03-14T09:00Z",1800000000000,20,20],["2011-03-14T09:00Z","2011-03-14T10:00Z",1100000000000,20,20],["2011-03-14T10:00Z","2011-03-14T11:00Z",1000000000000,20,20],["2011-03-14T11:00Z","2011-03-14T12:00Z",1000000000000,20,20],["2011-03-14T12:00Z","2011-03-14T13:00Z",16000000000000,20,20],["2011-03-14T13:00Z","2011-03-14T14:00Z",1100000000000,20,20],["2011-03-14T14:00Z","2011-03-14T15:00Z",69000000000000,20,20],["2011-03-14T15:00Z","2011-03-14T16:00Z",1300000000000,20,20],["2011-03-14T16:00Z","2011-03-14T17:00Z",390000000000000,20,20],["2011-03-14T17:00Z","2011-03-14T18:00Z",31000000000000,20,20],["2011-03-14T18:00Z","2011-03-14T19:00Z",36000000000000,20,20],["2011-03-14T19:00Z","2011-03-14T22:00Z",13000000000000,20,20],["2011-03-14T22:00Z","2011-03-15T01:00Z",120000000000000,20,20],["2011-03-15T01:00Z","2011-03-15T02:00Z",100000000000000,20,20],["2011-03-15T02:00Z","2011-03-15T07:00Z",10000000000000,20,20],["2011-03-15T07:00Z","2011-03-15T09:00Z",33000000000000,20,120],["2011-03-15T09:00Z","2011-03-15T11:00Z",220000000000000,20,120],["2011-03-15T11:00Z","2011-03-15T13:00Z",76000000000000,20,120],["2011-03-15T13:00Z","2011-03-15T14:00Z",340000000000000,20,120],["2011-03-15T14:00Z","2011-03-15T15:00Z",73000000000000,20,120],["2011-03-15T15:00Z","2011-03-15T16:00Z",53000000000000,20,120],["2011-03-15T16:00Z","2011-03-15T21:00Z",6700000000000,20,120],["2011-03-15T21:00Z","2011-03-16T00:00Z",20000000000000,20,20],["2011-03-16T00:00Z","2011-03-16T02:00Z",280000000000000,20,20],["2011-03-16T02:00Z","2011-03-16T03:00Z",12000000000000,20,20],["2011-03-16T03:00Z","2011-03-16T04:00Z",15000000000000,20,20],["2011-03-16T04:00Z","2011-03-16T05:00Z",29000000000000,20,20],["2011-03-16T05:00Z","2011-03-16T06:00Z",50000000000000,20,20],["2011-03-16T06:00Z","2011-03-16T21:00Z",62000000000000,20,20],["2011-03-16T21:00Z","2011-03-17T12:00Z",31000000000000,20,20],["2011-03-17T12:00Z","2011-03-17T15:00Z",30000000000000,20,20],["2011-03-17T15:00Z","2011-03-17T20:00Z",21000000000000,20,20],["2011-03-17T20:00Z","2011-03-17T23:00Z",130000000000000,20,20],["2011-03-17T23:00Z","2011-03-18T04:00Z",180000000000000,20,20],["2011-03-18T04:00Z","2011-03-18T09:00Z",150000000000000,20,20],["2011-03-18T09:00Z","2011-03-18T20:00Z",140000000000000,20,20],["2011-03-18T20:00Z","2011-03-19T06:00Z",130000000000000,20,20],["2011-03-19T06:00Z","2011-03-20T18:00Z",30000000000000,20,20],["2011-03-20T18:00Z","2011-03-20T23:00Z",42000000000000,20,20],["2011-03-20T23:00Z","2011-03-21T03:00Z",5200000000000,20,20],["2011-03-21T03:00Z","2011-03-21T07:00Z",410000000000,20,20],["2011-03-21T07:00Z","2011-03-21T12:00Z",5200000000000,20,20],["2011-03-21T12:00Z","2011-03-22T14:00Z",1600000000000,20,20],["2011-03-22T14:00Z","2011-03-23T15:00Z",3300000000000,20,20],["2011-03-23T15:00Z","2011-03-24T15:00Z",630000000000,20,20],["2011-03-24T15:00Z","2011-03-26T02:00Z",2200000000000,20,20],["2011-03-26T02:00Z","2011-03-28T01:00Z",690000000000,20,20],["2011-03-28T01:00Z","2011-03-29T12:00Z",3100000000000,20,20],["2011-03-29T12:00Z","2011-03-30T02:00Z",5600000000000,20,20],["2011-03-30T02:00Z","2011-03-30T15:00Z",49000000000000,20,20],["2011-03-30T15:00Z","2011-03-31T13:00Z",2700000000000,20,20],["2011-03-31T13:00Z","2011-04-02T00:00Z",890000000000,20,20],["2011-04-02T00:00Z","2011-04-04T00:00Z",3200000000000,20,20],["2011-04-04T00:00Z","2011-04-07T08:00Z",790000000000,20,20],["2011-04-07T08:00Z","2011-04-13T14:00Z",350000000000,20,20],["2011-04-13T14:00Z","2011-04-30T15:00Z",180000000000,20,20]]}