Using Rocket Scream Low Power Library https://github.com/rocketscream/Low-Power
Breadboard Arduino using 16 MHz resonator and 5V power supply from FTDI
Current Reading Results
Task 1: Baseline Readings: LED On .069 A / Chip IDLE .013 A
Task 2: RocketScream Low-Power Library IDLE Mode: LED On .069 A / Chip IDLE .004 A
Task 3: RocketScream Low-Power Library Power Down Mode: LED On .069 A / Chip Powered Down .000 A