{"geometry":{"type":"MultiPolygon","coordinates":[[[[-0.103236,51.510672],[-0.098999,51.510722],[-0.096124,51.510213],[-0.095214,51.510562],[-0.095297,51.510136],[-0.09478,51.51001],[-0.092447,51.509502],[-0.088624,51.50893],[-0.086104,51.508658],[-0.083444,51.508541],[-0.079248,51.507832],[-0.078643,51.508793],[-0.079076,51.50904],[-0.077876,51.509994],[-0.076825,51.510155],[-0.076885,51.510469],[-0.076147,51.510478],[-0.075506,51.509737],[-0.072884,51.510067],[-0.072739,51.510806],[-0.073943,51.514454],[-0.076409,51.516258],[-0.077345,51.517397],[-0.078057,51.518969],[-0.079404,51.518846],[-0.078445,51.521511],[-0.081024,51.521955],[-0.081737,51.520759],[-0.083301,51.519816],[-0.085192,51.520336],[-0.086161,51.518738],[-0.088103,51.519412],[-0.089927,51.519963],[-0.089669,51.520689],[-0.092371,51.521003],[-0.092489,51.521432],[-0.094309,51.521448],[-0.095035,51.523062],[-0.096445,51.522823],[-0.096753,51.523254],[-0.097908,51.522844],[-0.097266,51.521585],[-0.09762,51.52069],[-0.098498,51.52054],[-0.101795,51.519613],[-0.10532,51.518544],[-0.107829,51.517711],[-0.113795,51.518221],[-0.111528,51.515224],[-0.111023,51.513807],[-0.111901,51.51366],[-0.111697,51.513164],[-0.112486,51.512644],[-0.111478,51.511655],[-0.111549,51.510756],[-0.104623,51.510788],[-0.103236,51.510672]]]]},"type":"Feature","properties":{"entry-date":"2026-04-15","start-date":"","end-date":"","entity":35129,"name":"City of London AQMA","dataset":"air-quality-management-area","typology":"geography","reference":"117","prefix":"air-quality-management-area","organisation-entity":"600002","quality":"authoritative","notes":"E09000001","documentation-url":"https://uk-air.defra.gov.uk/aqma/details?aqma_ref=117"}}