{"title":"OZCAR-RI SNO_Karst Fontaine_de_Nimes - France","id":{"prefix":"https:\/\/deims.org\/","suffix":"0ae6fd2c-eb39-4f06-b33a-89ccbaad9387"},"type":"site","created":"2019-01-28T09:49:19+01:00","changed":"2025-01-07T11:14:56+01:00","attributes":{"affiliation":{"networks":[{"network":{"name":"GERI","id":{"prefix":"https:\/\/deims.org\/networks\/","suffix":"c3abdc60-49f1-49db-81fe-863b7dbb21d3"}},"siteCode":null,"verified":true},{"network":{"name":"LTER Europe","id":{"prefix":"https:\/\/deims.org\/networks\/","suffix":"4742ffca-65ac-4aae-815f-83738500a1fc"}},"siteCode":null,"verified":true},{"network":{"name":"LTER France","id":{"prefix":"https:\/\/deims.org\/networks\/","suffix":"d8d9206f-b1bd-4f90-84b7-8c662d4235a2"}},"siteCode":"CZO_EU_FR_187","verified":true},{"network":{"name":"OZCAR RI","id":{"prefix":"https:\/\/deims.org\/networks\/","suffix":"3439de4e-c64d-4a97-bed0-7e27fadbcb7b"}},"siteCode":null,"verified":true},{"network":{"name":"SNO Karst","id":{"prefix":"https:\/\/deims.org\/networks\/","suffix":"1dc3ec86-22d1-4e77-8f30-2718d4cecca1"}},"siteCode":null,"verified":false}],"projects":null},"contact":{"siteManager":[{"type":"person","name":"Vincent Bailly-Comte","email":"v.bailly-comte@brgm.fr","orcid":null}],"operatingOrganisation":null,"metadataProvider":null,"fundingAgency":[{"type":"organisation","name":"Bureau de Recherches G\u00e9ologiques et Mini\u00e8res (BRGM)","url":"http:\/\/www.brgm.fr\/","ror":"https:\/\/ror.org\/05hnb7x64"}],"siteUrl":null},"general":{"abstract":"Le bassin d\u2019alimentation de la Fontaine de N\u00eemes, d\u2019une superficie d\u2019environ 55 km2 se situe dans les Garrigues n\u00eemoises avec une partie de bassin avale situ\u00e9e en contexte urbain. La Fontaine de N\u00eemes est suivie par le BRGM depuis 1998, et ce point d\u2019eau appartient au r\u00e9seau de suivi quantitatif des eaux souterraines (convention BRGM\/ONEMA) pour r\u00e9pondre aux objectifs de la Directive Cadre sur l\u2019Eau (portail ADES - www.ades.eaufrance.fr).\r\nLes mesures hydrodynamiques et physicochimiques r\u00e9alis\u00e9es \u00e0 la source, dans les eaux de surface (cadereaux), en forage ou en cavit\u00e9s, compl\u00e9t\u00e9es par des campagnes g\u00e9ochimiques ont permis de d\u00e9crire les m\u00e9canismes \u00e0 l\u2019origine de la gen\u00e8se ou de l\u2019att\u00e9nuation des crues \u00e9clair en contexte karstique m\u00e9diterran\u00e9en (Mar\u00e9chal et al. 2008 ; Mar\u00e9chal et al. 2009). Une mod\u00e9lisation num\u00e9rique a permis d\u2019am\u00e9liorer la pr\u00e9vision des crues (Fleury et al. 2013). Des essais de tra\u00e7age compl\u00e9mentaires ont \u00e9galement \u00e9t\u00e9 men\u00e9s (Mar\u00e9chal et al.2010).\r\n\r\nLe r\u00e9seau de suivi hydrodynamique s\u2019appuie sur les donn\u00e9es suivantes:\r\n- D\u00e9bit (8 stations hydrom\u00e9triques sur les 5 cadereaux et 1 station sur la Fontaine de N\u00eemes) \r\n- Pi\u00e9zom\u00e9trie (8 stations pi\u00e9zom\u00e9triques) \r\n- Pluviom\u00e9trie (9 stations pluviom\u00e9triques) \r\n- Hydrochimie (campagnes spatiales sur le bassin d\u2019alimentation)\r\n\r\nDepuis 2012, le dispositif de mesure a \u00e9t\u00e9 compl\u00e9t\u00e9 par un fluorim\u00e8tre mesurant en continu (15 min) les variations de fluorescence naturelle associ\u00e9es au transport de mati\u00e8re organique naturelle dissoute et particulaire. Ce suivi en continu est compl\u00e9t\u00e9 par des campagnes spatiales permettant de quantifer le Carbone Organique Total et de d\u00e9finir la signature spectrale (matrice 3D excitation\/\u00e9mission) des compos\u00e9s fluorescents. ","citation":null,"relatedIdentifiers":null,"status":null,"yearEstablished":null,"yearClosed":null,"relatedSites":null,"siteName":"OZCAR-RI SNO_Karst Fontaine_de_Nimes","shortName":"FdN","siteType":null,"protectionLevel":null,"landUse":null,"images":[{"url":"https:\/\/deims.org\/sites\/default\/files\/photos\/fontaine_de_nimes-france_6281.jpg","alt":"not defined"},{"url":"https:\/\/deims.org\/sites\/default\/files\/photos\/fontaine_de_nimes-france_6282.jpg","alt":"not defined"},{"url":"https:\/\/deims.org\/sites\/default\/files\/photos\/fontaine_de_nimes-france_6283.jpg","alt":"not defined"}]},"environmentalCharacteristics":{"airTemperature":{"yearlyAverage":null,"monthlyAverage":null,"unit":"\u00b0C","referencePeriod":null},"precipitation":{"yearlyAverage":null,"monthlyAverage":null,"unit":"mm","referencePeriod":null},"biogeographicalRegion":"mediterranean","biome":null,"ecosystemType":null,"eunisHabitat":null,"landforms":null,"geoBonBiome":null,"geology":null,"hydrology":null,"soils":null,"vegetation":null},"geographic":{"boundaries":null,"coordinates":"POINT (4.3472984 43.8373489)","country":["France"],"elevation":{"avg":null,"min":null,"max":null,"unit":"msl"},"size":{"value":5500,"unit":"ha"},"relatedLocations":null},"focusDesignScale":{"experiments":{"design":null,"scale":null},"observations":{"design":null,"scale":null},"observedProperties":null},"infrastructure":{"accessibleAllYear":false,"accessType":null,"allPartsAccessible":false,"maintenanceInterval":null,"permanentPowerSupply":false,"operation":{"permanent":false,"notes":null,"siteVisitInterval":null},"notes":null,"collection":null,"data":{"policy":{"url":[{"title":"Data portal \u0026 Data policy ","value":"https:\/\/data.oreme.org\/observation\/snokarst"}],"rights":["Formal acknowledgement of the dataset providers","The opportunity to collaborate on the project using the dataset","The opportunity to review the results based on the dataset","Reprints of articles using the dataset must be provided to the data provider","The dataset provider is given a complete list of all products that make use of the dataset"],"notes":null}}},"relatedResources":null,"projectRelated":{"lter":{"lterSiteClassification":"Extensive Site"}}}}