Irish Water say works on the Wastewater Treatment Plant in Blessington are due to be completed by the end of the month.
Once completed the plant is expected to serve a population of up to 9,000 residents in the area.
Councillor Gerry O' Neill says the works have stalled new housing developments in the area which are badly needed.
Wicklow Businesses Are Staying Competitive with Skills Training
Almost all businesses taking part in training were small and medium-sized enterprises.
Joy Unconfined As Wicklow Town's Shrine To Mayo Bears Fruit At Long Last!
May-O, May-O Maaaaayyyyyyyyyooooooo ....... ''Sam Maguire is coming home to Mayo'', and for one Rathdrum based homeowner, it's manna from heaven!
Wicklow Households Among 1.7 Million Impacted By Uisce Éireann's Bank Holiday Repair Plan
Wicklow customers are encouraged to sign up for text alerts ahead of the bank holiday weekend to receive real-time updates specific to their area during the repair operation.
Early Hours Rescue Brings Three People To Safety
Wicklow RNLI towed a vessel to safety after its engine developed mechanical issues 11 miles southeast of Wicklow Harbour late last night.
Irish Coast Guard, RNLI and Water Safety Ireland urge everyone to 'Unite to Turn the Tide
July has been one of the busiest months in years for rescue services, with warm weather bringing more people to Wicklow beaches, rivers and lakes.
8:00pm - 10:00pm
Love Songs on the Coast
Sunny intervals
High: 22°C | Low: 16°C
Sunny intervals
High: 22°C | Low: 16°C
Medium-level cloud
High: 25°C | Low: 15°C
Sunny intervals
High: 25°C | Low: 15°C
Sunny intervals
High: 24°C | Low: 15°C