Held at the House of the Province of Zuid-Holland, the Second meeting of the Dutch National Observers Group has been attended by representatives from four water boards, regional authorities, KNMI, Meteoconsult, universities and representatives of consultancy. An overview of the RainGain ongoing activities has been presented together with an insight on the installation of the X-band radar in Rotterdam. A discussion has been initiated, with the support of Jeroen Rombouts from the 3TU Datacentre, about management of radar data and future data use after the end of the project .