Ireland's State of the Environment Report 2024

27 Chapter 1: Introduction a The information provided under the various years relates to the closest year in parenthesis where data is available. b The peak in fish kills reported in the 1980s coincided with an intensification of agriculture in Ireland (Matson and Kelly, 2024). Sources: Numbers compiled from AFF, 1985; CSO, 2023; EPA, 2016; and various EPA data and publications Fish kills (3 year moving average) b 1973 23 1998 61 2023 28 (2021) Lead emissions (t) 1973 700 1998 85.1 2023 7.1 (2022) Seriously polluted rivers 1973 7% (1971) 1998 0.6% 2023 0.1% High quality river sites 1973 31.6% (1987) 1998 25.7% 2023 17.7% Chemical and related products exports 1973 €74.5m 1998 €8.54bn 2023 €126bn SO ² in Dublin city (µg/m 3 ) 1973 83 1998 14 (1999) 2023 1.6 Private dwellings with piped water supply 1973 78.8% (1971) 1998 98.6% (1991) 2023 99.9% (2021) SOx emissions (kt) 1973 190 1998 179 2023 9.5 SOx