1. (1) For each water source, the date on which these regulations took effect (effective date), the date on which the first set of permits did or will expire (first expiration date), and the expiration date for the second set of permits (second expiration date) are as follows:

Water Source Effective Date First Expiration Date Second Expiration Date Hudson Basin August 31, 1988 August 31, 2008 December 6, 20331,2

Blackstone Basin February 28, 1989 February 28, 2009 June 5, 20341,2 Charles Basin February 28, 1989 February 28, 2009 June, 5, 20341,2 Ipswich Basin August 31, 1989 January-March 20151 August 31, 2029 North Coastal Basin August 31, 1989 August 31, 2009 December 6, 20341,2

Boston Harbor Basin February 28, 1990 February 28, 20151 June 5, 20312 Taunton Basin February 28, 1990 February 28, 20151 June 5, 20312 South Coastal Basin August 31, 1990 August 31, 20151 December 6, 20312 Cape Cod Basin November 30, 1990 November 30, 20141 March 6, 20322

Islands Basin February 28, 1991 February 28, 20151 June 4, 20322 Buzzards Bay Basin May 31, 1991 May 31, 20151 September 4, 20322 Concord Basin August 31, 1991 August 31, 20151 December 6, 20322 Ten Mile Basin November 30, 1991 November 30, 20151 November 30, 2031

Deerfield Basin February 29, 1992 February 29, 20161 June 4, 20332 Housatonic Basin May 31, 1992 May 31, 20161 May 31, 2032 Farmington Basin August 31, 1992 August 31, 20161 August 31, 2032 Westfield Basin November 30, 1992 November 30, 20161 November 30, 2032

1 Expiration dates extended by four years by St. 2010, c. 240, as amended by St. 2012, c. 238, collectively known as the Permit Extension Act.

2 Permit expiration dates extended by 462 days by the Governor’s COVID-19 Order No. 42, “Order Resuming State Permitting Deadlines and Continuing to Extend the Validity of Certain State Permits,” July 2, 2020.

3/17/23 (Effective 1/20/23) - corrected 310 CMR - 1409

Water Source Effective Date First Expiration Date Second Expiration Date Millers Basin February 28, 1993 February 28, 20171 February 28, 2033 Chicopee Basin May 31, 1993 May 31, 20171 May 31, 2033 Quinnebaug Basin August 31, 1993 August 31, 20171 August 31, 2033 Connecticut Basin November 30, 1993 November 30 20171 November 30, 2033

Nashua Basin February 28, 1994 February 28, 20181 February 28, 2034 French Basin May 31, 1994 May 31, 20181 May 31, 2034 Shawsheen Basin August, 31, 1994 August 31, 20181 August 31, 2034 Merrimack Basin November 30, 1994 November 30, 20181 November 30, 2034

Parker Basin February 28, 1995 February 28, 20191 February 28, 2035 Narragansett Basin May 31, 1995 May 31, 20191 May 31, 2035

1Expiration dates extended by four years by St. 2010, c. 240, as amended by St. 2012, c. 238,

2 Permit expiration dates extended by 462 days by the Governor’s COVID-19 Order No. 42, “Order Resuming State Permitting Deadlines and Continuing to Extend the Validity of Certain State Permits,” July 2, 2020.

1. (2) Except for the Hudson, Blackstone, Charles and North Coastal basins, subsequent expiration dates for each water source will automatically reset in 20-year increments calculated from the second expiration date listed at 310 CMR 36.17(1). For the Hudson, Blackstone, Charles and North Coastal basins, the third expiration date will be August 31, 2048, February 28, 2049, February 28, 2049 and August 31, 2049 respectively, and subsequent expiration dates for those water sources will automatically reset in 20-year increments calculated from their third expiration date.
2. (3) The Department may establish a new expiration date for a water source by amending 310 CMR 36.00 at any time. Any such amendment shall provide six months notice of the new expiration date for the water source.