{ "system" : "China Historical GIS, Harvard University and Fudan University", "license" : "CC BY-NC 4.0", "uri" : "https://maps.cga.harvard.edu/tgaz/placename/hvd_34143", "sys_id" : "hvd_34143", "sys_id of alternate" : "", "spellings" : [ { "written form" : "海康郡", "script" : "traditional Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "海康郡", "script" : "simplified Chinese", "exonym language" : "", "attested by" : "", "note" : "" }, { "written form" : "Haikang Jun", "transcribed in" : "Pinyin", "attested by" : "", "note" : "" } ], "feature_type" : { "name" : "郡", "alternate name" : "郡", "transcription" : "jun", "English" : "commandery" }, "temporal" : { "begin" : "742", "begin rule" : "4", "end" : "757", "end rule" : "4" }, "spatial" : { "object_type" : "POINT", "xy_type" : "point", "latitude" : "20.90196", "longitude" : "110.08791", "source" : "FROM_AC", "present_location" : [ { "country code" : "cn", "text" : "广东省海康县", "source" : "Fudan", "attestation" : "" } ] }, "historical_context" : { "part of" : [ { "begin year" : "742", "end year" : "755", "parent id" : "hvd_113618", "name" : "唐", "transcribed" : "Tang" }, { "begin year" : "756", "end year" : "757", "parent id" : "hvd_30185", "name" : "岭南节度使", "transcribed" : "Lingnan Jiedus" } ], "subordinate units" : [ { "begin_year" : "742", "end_year" : "757", "child id" : "hvd_42427", "name" : "徐闻县", "transcribed" : "Xuwen Xian" }, { "begin_year" : "742", "end_year" : "757", "child id" : "hvd_42432", "name" : "海康县", "transcribed" : "Haikang Xian" }, { "begin_year" : "742", "end_year" : "757", "child id" : "hvd_42440", "name" : "遂溪县", "transcribed" : "Suixi Xian" } ], "preceded by" : [ { "preceded by id" : "hvd_34142", "name" : "雷州", "transcribed" : "Lei Zhou" } ] }, "data source" : "CHGIS", "source note" : "海康郡(742-757年)治所和界线

唐天宝元年(742年),以雷州更名(1)。领领海康、徐闻、铁【木巴】、椹川四县。州治海康县,治所即今广东省海康县。辖境相当今广东遂溪县、海康县、徐闻县和湛江市五里山港以西地区及东山岛境域以及广西北海市涠洲岛(2)。乾元元年(758年),复为雷州(3)。

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(1),《旧唐书》卷41?岭南道?雷州:“隋合浦郡之海康县。武德四年平萧铣,置南合州,领海康、隋康、铁杷、椹川四县。贞观元年改为东合州。二年改隋康为徐闻县。八年改东合州为雷州。天宝元年改为海康郡。乾元元年复为雷州也。”领海康、遂溪、徐闻三县。(北京,中华书局,1975年,5册,1759页)。
《舆地纪胜》合浦太守武德五年始降唐,改郡为州当在武德五年。
(2),据所领新旧县治故址,并参考宣统元年《广东舆地全图》,辖境相当今广东遂溪县、海康县、徐闻县和湛江市五里山港以西地区及东山岛境域以及广西北海市涠洲岛。
(3),见注(1)。", "source uri" : "" }