Text Size: A A


OASIS means an Open Access Same-time Information System (OASIS). The purpose of the OASIS is to provide open access transmission customers and potential open access transmission customers, through an electronic medium, with relevant information regarding available transmission capacity, prices, and other matters to enable them to obtain open access non-discriminatory transmission service from transmitting utilities.

Transmission Services:

By District:
Bangor Hydro District Maine Public District
Transmission System Administrator
ISO-NE for BH District NMISA for MP District
Bangor Hydro District OATT Tariff Maine Public District OATT Tariff
Ferc Order 890Ferc Order 890
Compliance Filing Compliance Filing
Creditworthiness Contact Transmission Planning
Wheeling Off the Emera Maine Electric System 6/1/2013-5/31/2014
Wholesale Load on the Emera Maine Electric System
Retail Load on the Emera Maine Electric System  
Retail Customer Transmission Prices  
Transmission Line Segment Ratings  
Transmission Impedances and Short Circuit Capabilities  
Transmission Disruptions
Disruption - 01-06-2014
Transmission Planning
Rebuilds and Re-Ratings, Enhancements and Expansions
Emera Maine 2014 Chapter 330 filing
BHD 2013 Chapter 330 filing MPD 2013 Chapter 330 filing
Final Transmission Reliability Plan
Planning Study Work
BHD Local System Plan MPD Local System Plan

Please Identify Your Service Area


Emera Maine provides electric delivery service to two areas – the Bangor Hydro District and the Maine Public District.

  • The Bangor Hydro District includes Hancock, Piscataquis and Washington Counties and most of Penobscot County.
  • The Maine Public District serves Aroostook County and a small piece of Penobscot County.

Because some information varies by District, please identify your District on the map above, or enter your town or zipcode. If you need information on both Districts,  switch back and forth at any time by selecting the district selector button.

If the browser you are using has cookies enabled, you will only have to make this selection once.( If your browser has cookies disabled your selection will be remembered until you close the browser, but not when you return to the site.)