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The European XFEL GmbH is a new X-ray FEL user facility and started lasing in 2017. Three movable gap SASE Undulator Systems based on hybrid NdFeB permanent magnet technology were built. Radiation damage due to machine operation affects the magnetic propertiesof the segments and the quality of the SASE process.Dosimeters monitor the absorbed doses in every undulator segment and each SASE system is equipped with a diagnostic undulator (DU). We report on the profile of the absorbed doses seen indoi:10.3204/pubdb-2018-02060 fatcat:mo64ec6m2vg55n2vc4c4ajille