Maps, Data Resources and Specifications
The OPW makes available a range of maps, hydrometric data resources and technical specifications and guidance notes to assist our Stakeholders and inform policy and planning.
Information and relevant links for Flood Hazard Maps and the Irish Coastal Protection Strategy Study (ICPSS) can be found here:
Information and relevant links for real-time and archived water level data can be found here:
The OPW has also developed the following applications website to host maps of completed flood defence schemes and arterial drainage schemes and to provide access to the draft Flood Risk Management Plans:
The OPW has prepared a number of technical specifications and guidance notes that it makes use of when commissioning work, such as the design of flood relief schemes and the preparation of flood maps. These may be applied as relevant by other authorities where there is an intention to work with the OPW.