Lake Washington is a locality and its consensus geometry is derived from geonames.
{"gn:population":0,"name:epo_x_preferred":["Lake Washington"],"geom:latitude":38.4112,"gn:name":"Lake Washington","wof:name":"Lake Washington","counts:names_total":21,"gn:feature_code":"PPL","name:ceb_x_preferred":["Lake Washington"],"gn:feature_class":"P","mz:is_current":-1,"name:lit_x_preferred":["Vašingtonas"],"wof:hierarchy":[{"continent_id":102191575,"country_id":85633793,"county_id":102083381,"locality_id":1293316955,"region_id":85688589}],"gn:dem":234,"gn:elevation":"232.0","mz:min_zoom":12,"lbl:min_zoom":13.5,"name:por_x_preferred":["Lago Washington"],"geom:area":0,"name:kor_x_preferred":["워싱턴호"],"gn:admin2_code":"79","gn:latitude":38.4112,"gn:asciiname":"Lake Washington","lbl:bbox":"-82.02319,38.3912,-81.98319,38.4312","counts:concordances_total":1,"gn:country_code":"US","geom:type":"Point","name:ces_x_preferred":["Washingtonovo jezero"],"wof:lastmodified":1566619423,"gn:admin1_code":"WV","wof:belongsto":[102191575,85633793,85688589,102083381],"name:hak_x_preferred":["Washington Fù"],"name:rus_x_preferred":["Вашингтон"],"name:ind_x_preferred":["Danau Washington"],"wof:repo":"whosonfirst-data-admin-us","wof:country":"US","counts:names_preferred":21,"geom:area_square_m":0,"counts:names_variant":0,"wof:breaches":[],"edtf:inception":"uuuu","iso:country":"US","geom:bbox":"-82.00319,38.4112,-82.00319,38.4112","name:spa_x_preferred":["Lago Washington"],"wof:superseded_by":[],"name:fra_x_preferred":["Lac Washington"],"name:nld_x_preferred":["Lake Washington"],"wof:geomhash":"92b52667d4e5cc564b39c629173fa3ed","wof:placetype_id":102312317,"mz:is_ceased":0,"lbl:max_zoom":18,"wof:placetype":"locality","name:ita_x_preferred":["Lago Washington"],"name:est_x_preferred":["Washingtoni järv"],"name:zho_x_preferred":["华盛顿湖"],"gn:longitude":-82.00319,"name:dan_x_preferred":["Lake Washington"],"mz:is_deprecated":0,"gn:modification_date":"2006-01-15","geom:longitude":-82.00319,"wof:id":1293316955,"name:fry_x_preferred":["Washingtonmar"],"name:ast_x_preferred":["Llagu Washington"],"wof:concordances":{"gn:id":4811232},"name:cat_x_preferred":["Llac Washington"],"src:geom":"geonames","name:pol_x_preferred":["Washington"],"gn:geonameid":4811232,"wof:tags":[],"counts:names_languages":21,"wof:supersedes":[],"wof:parent_id":102083381,"wof:placetype_names":["locality"],"mz:hierarchy_label":1,"gn:timezone":"America/New_York","edtf:cessation":"uuuu","name:deu_x_preferred":["Lake Washington"]}