A report shows it's one of 50 large urban areas that have failed to meet the EU's standards
They say the Irish government is not doing enough to protect areas like Mount Leinster in Carlow
A member of the public alerted the local authorities to the issue
A total of just over €41,000 is being divided locally
The Environmental Protection Agency had called on the local authority to investigate the matter.
In recent weeks a large number of the freshwater fish were found dead in the river
The EPA reports there's been a rise in ambient air pollution, coinciding with the cold weather.