Census 2011 Ireland and Northern Ireland (PDF 5,626KB) 2011 Census of Population. Preliminary Results; This is Ireland - Highlights from Census 2011, Part 1; Census 2011 Population Classified by Area (Formerly Volume One) Census 2011 Profile 1 - Town and Country; Census 2011 Profile 2 - Older and Younger; Census 2011 This is Ireland (Part 2) Census 2011 Profile 3 At Work - Employment, Occupations and Industry
There may be a very small change in the pH of your softened water. It does not affect the day-to-day usage of softened water. For example, a water pH of 8.6 may be 8.5 after softening.
If you add acid or base to a buffered solution, its pH will not change significantly. Similarly, adding water to a buffer or allowing water to evaporate will not change the pH of a buffer.