Hawai’i

Over 77,000 PV systems interconnected or approved statewide. 17% of customers 500+ MW of PV installed Oahu: 32% of single family homes have rooftop PV

Source: Hawaiian Electric Company, Key Performance Metrics.

Installed or Approved NEM Capacity (MW) System Peak Load (MW) Installed or Approved PV as Percent of System Peak Hawaiian Electric ,206 29% Hawai’i Electric Light % Maui Electric - Maui % Maui Electric – Lana’i % Maui Electric – Moloka’i % Sources: Hawaiian Electric Companies’ Weekly Interconnection Report, 5/17/ Adequacy of Supply Reports for Hawaiian Electric, Hawai’i Electric Light, and Maui Electric. Installed or Approved NEM Capacity as a Percent of System Peak

Installed or Approved PV (MW) System Peak Load (MW) Installed or Approved PV as Percent of System Peak Hawaiian Electric ,206 38% Hawai’i Electric Light % Maui Electric - Maui % Maui Electric – Lana’i % Maui Electric – Moloka’i % Sources: Hawaiian Electric Companies’ Weekly Interconnection Report, 5/17/ Adequacy of Supply Reports for Hawaiian Electric, Hawai’i Electric Light, and Maui Electric. Installed or Approved PV Capacity as a Percent of System Peak

NEM Rate System Connections Total124 KIUC Photovoltaic Systems on Kauai NEM Pilot Rate System Connections Total130 Schedule Q Rate System Connections Total2,167 Source: Kauai Island Utility Cooperative.

UtilityNEM Installed MW No. of Installations Lost Contributions to Fixed Costs and Surcharges ($) Estimated 2016 Rate Impact (cents/kWh) Average Bill Impact* ($/month) Hawaiian Electric ,251 43,995, Hawai’i Electric Light 60 9,626 11,084, Maui Electric 64 9,265 8,471, Total ,142 63,551,680 NEM Installations and Estimated Lost Contributions to Fixed Costs For the Hawaiian Electric Companies, as of 12/31/2015 Source: Hawaiian Electric Companies’ Net Metering Status Report, as of 12/31/2015. * Average Bill Impact = estimated rate impact x average residential usage. The average residential usage is from the State of Hawaii Data Book, Table Kauai Island Utility Cooperative (KIUC) Installed MW NEM0.7 Schedule Q15.5 Source: KIUC 2015 Annual Net Energy Metering Program Activity Summary.

Average Load Profiles for Residential Customers with and Without PV Customers in the Hawaiian Electric Smart Meter Pilot Program, 11/01/14 – 10/31/15 Total Customers: 3,566 Customers with PV: 600 Customers without PV: 2,966 Orange: Average load profile of customer with PV. Blue: Average load profile of customer without PV. Source: Hawaii Energy.

Source: Presentation by Dora Nakafuji, Director of Renewable Energy Planning for Hawaiian Electric Company, 2014 DistribuTECH Conference.

Source: Hawaiian Electric Company.

Distributed Energy Resource Policies in Hawaii NEM – closed effective October 2015 Interim Distributed Generation Tariffs Customer Grid-Supply  Export rate based on each island’s on-peak avoided cost (12 mo. ending 6/2015). Customer Self-Supply  Energy exports restricted to less than 30 seconds, with cumulative exports not exceeding nameplate rating multiplied by one hour per month.  No participation cap. Export Rate (cents/kWh) Capacity (MW) Installed or Approved Capacity MW Applications Hawaiian Electric ,103 Hawai’i Electric Light Maui Electric – Maui Maui Electric – Lana’i Maui Electric – Moloka’i

Current Residential Time of Use Charges(cents/kWh) Priority Peak Weekdays, 5pm – 9 pm Mid-Peak Weekdays, 7am – 5 pm Sat/Sun, 5pm – 9pm* Off-Peak Daily, 9pm – 7am Sat/Sun, 7am – 5 pm* Hawaiian Electric Hawaii Electric Light** Maui Electric – Maui Maui Electric – Lanai Maui Electric - Molokai Source: Schedule TOU-R, Time-of-use charges. * For Maui, Lanai, and Molokai: the mid-peak periods on Saturday and Sunday are from 7am – 9pm, and off-peak is restricted to only Daily, 9pm – 7am. ** Hawaii Electric Light has two Time of Use periods: On-Peak (Daily, 3 pm – 8pm) and Off-Peak (Daily, 8 pm – 3 pm).

Current Commercial Time of Use Charges (cents/kWh) Priority Peak Weekdays, 5pm – 9 pm Mid-Peak Weekdays, 7am – 5 pm Sat/Sun, 7am – 9pm Off-Peak Daily, 9pm – 7am Hawaiian Electric Hawaii Electric Light Maui Electric – Maui Maui Electric – Lanai Maui Electric - Molokai Source: Schedule TOU-J, Energy Charges.

Mid-Day 9am – 5pm On-Peak 5pm – 10pm Off-Peak 10 pm – 9am Hawaiian Electric Hawaii Electric Light Maui Electric – Maui Maui Electric – Lanai Maui Electric - Molokai Candidate Residential Time of Use Rates (cents/kWh) Source: Hawaiian Electric’s Response to PUC-HECO-IR-20-a-i, filed in Docket No , on April 7, 2016.