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• Notice of Radioactive Materials and Sources of Ionizing Radiation Permanent Regulation

  Notice of a regulatory amendment to adopt a permanent replacement for emergency regulations effective on 25 September 2025 and scheduled to expire on 24 March 2026. In doing so, this proposal maintains the Department’s enforcement authority over the use of radioactive materials and other sources of ionizing radiation. A public hearing was not requested by October 17, 2025, therefore the public hearing originally scheduled for October 30, 2025 has been cancelled. Written comments are due by November 3, 2025.

• New Britain Water Department, Kensington Fire District, Worthington Fire District

  Notice of a public informational hearing concerning applications by the New Britain Water Department, Kensington Fire District, and Worthington Fire District for water diversion permits for New Britain and Berlin, Connecticut. The hearing is to be held on January 14, 2026. Written comments are due by January 21, 2026.

• John Heerdt - Notice of Public Hearing (Branford)

• Notice of Intent to Submit a Regional Haze Progress Report for the Second Planning Period (2018-2019) to EPA and Opportunity for Public Comment

  Notice of Intent to Submit a Regional Haze Progress Report for the Second Planning Period (2018-2028) to EPA and Opportunity for Public Comment. Written comments are due by February 28, 2025.

• Significant Industrial Users in Significant Non -Compliance During Federal Fiscal Year 2024

  Notice of Significant Industrial Sewer Users that were in significant non-compliance with pretreatment standards and other pretreatment requirements during the preceding federal fiscal year 2024.

• Industrial Pretreatment Program Significant Industrial Users in Significant Non-Compliance During Federal Fiscal Year 2023

  Notice of Significant Industrial Sewer Users that were in significant non-compliance with pretreatment standards and other pretreatment requirements during the preceding federal fiscal year 2023.

• Availability of Environmental Impact Evaluation, Bridgeport

  Notice of availability of environmental impact evaluation for both wastewater treatment facilities that serve Bridgeport's combined sewer overflow (CSO) communities - West side plant and East side plant. Comments are due by July 23, 2021.

• Significant Industrial Users in Significant Non-Compliance during Federal Fiscal Year 2021

  Notice of those Significant Industrial Sewer Users that were in Significant Non-compliance with pretreatment standards and other pretreatment requirements during the preceding federal fiscal year 2021.