Exhibit 10.23.3 THIRTY-SEVENTH AGREEMENT AMENDING NEW ENGLAND POWER POOL AGREEMENT THIS THIRTY-SEVENTH AGREEMENT AMENDING NEW ENGLAND POWER POOL AGREEMENT, dated as of August 15, 1998 ("Thirty-Seventh Agreement"), is entered into by the signatory...Thirty-Seventh Agreement • March 23rd, 1999 • North Atlantic Energy Corp /Nh • Electric services
