The waves covered the quays in some places to a depth of three and four feet, and rolled in to the adjoining streets with resistless fury. Shannon-street, Charlotte’s Quay, and the Mall were completely inundated, and in the corn stores on Honan’s-quay, Harvey’s quay, &c, the water reached a height of four feet in some instances.
I already had a page about the floods in Limerick in November 2009; here is an account of the floods in Limerick in 1850.
Irish waterways history 