SPRING RIVER LAKE – Michael and Debi Murphy of Addison are happy to announce the engagement of their daughter Jennifer Murphy to Keegan Beal, the son of James and Yasmin Beal of Spring River Lake. Jennifer is a 2001 graduate of Narraguagus High School in Harrington, a 2005 graduate of the University of New Hampshire in Durham, N.H., with a Bachelor of Science degree in nursing and will graduate in May 2011 from the family nurse practitioner program at University of Maine in Orono with a Master of Science degree in nursing. She is a registered nurse in the intensive care unit at Eastern Maine Medical Center in Bangor. Keegan is a 1995 graduate of Narraguagus High School in Harrington. He is a self-employed lobster fisherman in Milbridge. The couple is planning an Oct. 8, 2011, wedding and reception at the Lucerne Inn in Dedham with Tody Justice officiating.