{"insee-code":"28088","name":"CHATEAUDUN","postal-codes":["28200"],"department-code":"28","region-code":"24","cadastre":{"parcels":8001,"area-m2":26183399,"parcels-with-enterprise-owner":1649},"establishments":6342,"msa":{"year":2019,"farm-chiefs":12},"weather-station":"FR28198001","links":{"weather-station":"/weather/stations/FR28198001"},"phytosanitary-purchases":{"insee-code":"28088","farmland":{"hectares":1336,"campaign":2025},"years":[{"year":2020,"quantity":6174.5,"per-hectare":4.62,"products":509,"substances":187,"masked":false},{"year":2021,"quantity":7946.7,"per-hectare":5.95,"products":514,"substances":188,"masked":false},{"year":2022,"quantity":6955.7,"per-hectare":5.21,"products":508,"substances":184,"masked":false},{"year":2023,"quantity":5784.1,"per-hectare":4.33,"products":473,"substances":180,"masked":false},{"year":2024,"quantity":6339.6,"per-hectare":4.75,"products":495,"substances":173,"masked":false}],"latest":{"year":2024,"by-function":[{"function":"herbicide","quantity":4697.9},{"function":"fungicide","quantity":1040},{"function":"other","quantity":545.9},{"function":"insecticide","quantity":55.8}],"by-danger":[{"danger":"Env-A","quantity":3422.7},{"danger":"CMR2","quantity":1928.7},{"danger":"Autre","quantity":536.1},{"danger":"Sante-A","quantity":278.4},{"danger":"Env-B","quantity":154.7},{"danger":"CMR1","quantity":19}],"top-substances":[{"substance":"prosulfocarbe","cas-number":"52888-80-9","function":"herbicide","danger":"Env-A","quantity":1267.4},{"substance":"glyphosate","cas-number":"1071-83-6","function":"herbicide","danger":"Env-A","quantity":927.4},{"substance":"chlorotoluron","cas-number":"15545-48-9","function":"herbicide","danger":"CMR2","quantity":611.1},{"substance":"pendimethaline","cas-number":"40487-42-1","function":"herbicide","danger":"CMR2","quantity":332.2},{"substance":"propyzamide","cas-number":"23950-58-5","function":"herbicide","danger":"CMR2","quantity":244.7},{"substance":"chlormequat chlorure","cas-number":"999-81-5","function":"other","danger":"Autre","quantity":172.5},{"substance":"flufenacet","cas-number":"142459-58-3","function":"herbicide","danger":"Env-A","quantity":146.2},{"substance":"prothioconazole","cas-number":"178928-70-6","function":"fungicide","danger":"Env-A","quantity":138.2},{"substance":"aclonifen","cas-number":"74070-46-5","function":"herbicide","danger":"CMR2","quantity":137},{"substance":"metaldehyde","cas-number":"108-62-3","function":"other","danger":"CMR2","quantity":115.5}]}},"quality-signs":{"areas":[{"id":1564,"name":"Volailles de l’Orléanais","sign":"IGP","family":"meat","partial":false,"products":["Volailles de l’Orléanais"]}],"count":{"IGP":1},"caveat":"For information: the specification of a product alone says where it may be made. Source: INAO, lists of communes of October 2025, Licence Ouverte."},"organic":{"insee-code":"28088","year":2025,"operators":{"producers":0,"processors":2,"distributors":0,"importers":0},"main-productions":[],"years":[],"livestock":[],"epci":{"code":"200069961","name":"Communauté de communes du Grand Châteaudun","year":2025,"farms":14,"area":645.1,"conversion-area":19.6,"livestock":[{"group":"Poules pondeuses","production":"Poules pondeuses","farms":1,"heads":12000}]},"caveat":"Areas and livestock of fewer than three farms are kept secret in a commune. Every parcel of a farm is counted in the commune of its seat. Source: Agence Bio, Licence Ouverte."},"hve":{"farms":0,"caveat":"Only the farms that agreed to be listed: a minimum, not a count. Source: ministry of agriculture, Licence Ouverte."},"canteens":{"registered":27,"daily-meals":4841,"years":[{"year":2021,"declarations":1,"central-kitchens":0,"meeting-targets":0,"median-organic-share":1.9,"lowest-organic-share":1.9,"highest-organic-share":1.9,"median-quality-share":8.4,"weighted-organic-share":1.9,"weighted-quality-share":8.4,"weighted-declarations":1},{"year":2022,"declarations":1,"central-kitchens":0,"meeting-targets":0,"median-organic-share":1.2,"lowest-organic-share":1.2,"highest-organic-share":1.2,"median-quality-share":1.9,"weighted-organic-share":1.2,"weighted-quality-share":1.9,"weighted-declarations":1},{"year":2023,"declarations":5,"central-kitchens":1,"meeting-targets":1,"median-organic-share":7.8,"lowest-organic-share":0.6,"highest-organic-share":32.2,"median-quality-share":4.3,"weighted-organic-share":2.4,"weighted-quality-share":13.9,"weighted-declarations":4},{"year":2024,"declarations":6,"central-kitchens":1,"meeting-targets":1,"median-organic-share":16.8,"lowest-organic-share":0.9,"highest-organic-share":33.6,"median-quality-share":12.7,"weighted-organic-share":7.3,"weighted-quality-share":21,"weighted-declarations":5}],"latest":{"year":2024,"declarations":[{"name":"CD CHATEAUDUN","sectors":["Restaurants des prisons"],"central":false,"organic-share":0.9,"quality-share":25.3,"meets-targets":false,"yearly-meals":418290},{"name":"Lycée Émile Zola","sectors":["Secondaire lycée (hors agricole)"],"central":false,"organic-share":26.3,"quality-share":9.9,"meets-targets":false,"yearly-meals":118090},{"name":"Lycée professionnel Jean-Félix Paulsen","sectors":["Secondaire lycée (hors agricole)"],"central":false,"organic-share":33.6,"quality-share":5.1,"meets-targets":false,"yearly-meals":19940},{"name":"CD CHATEAUDUN MESS","sectors":["Restaurants des prisons"],"central":false,"organic-share":2.4,"quality-share":15.5,"meets-targets":false,"yearly-meals":14986},{"name":"FONDATION LEOPOLD BELLAN","sectors":["IME / ITEP"],"central":false,"organic-share":7.3,"quality-share":8.6,"meets-targets":false,"yearly-meals":9728},{"name":"CUISINE CENTRALE DE CHATEAUDUN","sectors":["Ecole primaire (maternelle et élémentaire)"],"central":true,"organic-share":29.6,"quality-share":21.4,"meets-targets":true}]},"targets":{"organic":20,"quality":50},"caveat":"Only the canteens that declared: a commune without a declaration is not a commune without a canteen. A central kitchen declares in the commune where it cooks. Shares of the food purchases, in value. Source: ma cantine, Licence Ouverte."},"agricultural-schools":{"in-commune":true,"schools":[{"id":"02802120","name":"Site de Nermont du LEAP de Nermont","nature":"LEAP","city":"CHATEAUDUN","insee-code":"28088","trainings":15}],"caveat":"A school is placed in its commune, not at its address. Source: RefEA, ministry of agriculture, Licence Ouverte."}}