Although situated around 8 meters Le risque d'inondation de la centrale à Fessenheim sera réévalué Nouvelobs, published 2011-04-11, accessed 2011-04-13 below the level of the adjacent Grand Canal d'Alsace, it is not clear whether, taking into account the calculation methods in the 1960s, the design took adequate account the consequences of a breach in the canal.