The all-new Pay GPWA Mobile App is live! Here's another convenient way to pay your GPA or GWA bill. Download it today on the App Store or Google Play.

Please read our FAQs for more information.

Guam Emergency Rental Assistance

Emergency Rental Assistance (ERA) ‘s Cycle 4 rent and utility relief services are available now.

Funding is through the Department of Administration’s (DOA) Emergency Rental Assistance (ERA) Program, to assist households unable to pay rent and utility expenses dating back to March 3, 2020. 

Eligible households may receive up to 15 months of assistance, to include current rent and utility payments, and arrears. Ratepayers are encouraged to call (671) 638-4518/4519, email or visit for more information.

An DOA-ERA representative is available at the GPWA Fadian, Mangilao Customer Service Lobby on Thursdays from 9:00a.m. to 1:00p.m.

GPA can assist customers eligible for ERA assistance by providing account information directly to DOA. GPA account information release forms are available at the DOA program website, village mayors’ offices, GPA customer lobbies and by downloading the GPA ERA Release Form.

For more information, email or call (671) 647-5787/8/9.

We're her to help payment plan

Avoid power service account interruptions. Disconnections resumed June 1, 2021 for non-payment. GPA offers flexible, affordable payment plan options.

Please read our FAQs for more information.

Contact us at (671) 647-5787/8/9 or email or

If you are a customer with a past-due balance, we’re here to help. We’ll work together to find a solution for you.


The Guam Power Authority and Guam Waterworks Authority provide essential, continuous electrical power and water infrastructure services that are critical to our island. GPA and GWA will ensure continuity of essential electric and water/wastewater services for all our customers.

GPA and GWA remain committed to protecting the safety of all employees, ratepayers and the general public.

GPWA Fadian, Mangilao Drive-thru Payment Window
The GPWA drive-thru hours are from 7:30a.m. to 3:30 p.m.

GPA/GWA Upper Tumon Drive-thru Payment Window
The GPA and GWA drive-thru hours are Monday-Friday from 7:30a.m. to 3:30p.m., and Saturdays from 8:00am to 12:00p.m.

In-Person Customer Service Lobbies
The GPA and GWA Customer Service Lobby at Fadian, Mangilao is open Monday-Friday from 7:00 a.m. to 5:00 p.m.

GPA and GWA Customer Service Lobby at the Julale Center in Hagatna is open Monday-Friday from 8:00 a.m. to 5:00 p.m.

The GPWA Customer Service Lobby in Upper Tumon is open Monday-Friday from 7:30 a.m. to 6:00 p.m., and on Saturdays from 8:00a.m. to 12:00 noon. Onsite payment can only be made using the GWA drive-thru option, open Monday-Friday from 7:30a.m. to 3:30p.m., and Saturdays from 8:00a.m. to 12:00p.m.

Various options for account inquiries and contacting GPA and GWA are available for all customers:

1. Online Services: GPA and GWA online services can help customers monitor their energy and water consumption and view their account information details. Review or verify your account information and payment: and, or the mobile GPWA app.

a. Applications and supporting documents for new power accounts can be emailed to Business customers can email requests and documents to GPA will prioritize processing of these requests on a case-by-case basis according to needs and resources.

b. Live chat with a Customer Service Representative via Direct Message (DM) on Facebook.

c. Monitor your household energy consumption: Every customer can take charge and control their energy consumption to save energy at home during at this time.

Questions, applications and supporting documents can be emailed to

2. Telephone Services:
a. Customer service representatives are available via telephone to discuss account information or to assist with payment arrangements.

a. To speak with a Customer Service Representative, call (671) 647-5787/8/9 Monday-Friday from 8 a.m. to 5 p.m.

b. To make a payment over the phone, call Pay by Phone at (671) 647-5787/8/9 Monday-Friday from 8 a.m. to 5 p.m. An automated attendant via GPA’s Interactive Voice Response (IVR) line at (671) 648-3000 and/or 1(855) 977-2002 is available to receive phone payments after hours.

a. To speak with a Customer Service Representative, call (671) 647-7800/7803, Monday-Friday from 6:30 a.m. to 6:00 p.m. or

b. Call GWA at (671) 647-4PAY (4729) through a secure automated payment system available 24/7, or speak to a live customer service representative Monday-Friday from 7:30 a.m. to 6 p.m.

3. Payment Drop Box (checks only):
Gloria B. Nelson Public Service Building, 688 Route 15, Fadian, Mangilao along back road to Andersen and the GPWA Upper Tumon location (behind GTA), 578 N. Marine Corps Drive. Check payments can be dropped off anytime.

4. Cash Payments:
Cash payments are accepted at: Customer Service Lobbies at the Gloria B. Nelson Public Service Building in Fadian, Mangilao Monday-Friday from 7:00 a.m. to 5:00 p.m. and the Hagåtña Satellite Office at the Julale Shopping Center Monday-Friday from 8 a.m. to 5 p.m.

a. Drive-Thru Payment Windows - Upper Tumon Monday-Friday from 6:30 a.m. to 3:30 p.m. and Fadian, Mangilao Monday-Friday from 7:30 a.m. to 3:30 p.m. Customers utilizing the drive-thru payment windows are reminded to utilize face masks when conducting payment transactions.

b. Payments may also be made at all local banks (subject to their payment policies) and all Treasurer of Guam locations.

5. Mail-in Payment(s): GPA Send to: P.O. Box 21868, Guam Main Facility, Guam 96921 or to GWA at P.O. Box 3010, Hagåtña, GU 96932.

6. Permits, Inspections & Engineering Services:
GPA. Inspections for new power service and installations are accepted on a case-by-case basis until further notice. Inspections already in process and scheduled will be completed. Please have all required documents completed upon submittal. You may send your email to or

GWA. Inspections for new water/sewer service and installations can be scheduled by appointment. Customers can make inquiries by calling (671) 300-6058 Monday-Friday from 8:30 a.m. to 4:30 p.m. or email

7. Trouble Calls / Emergencies / Service Interruptions. GPA 24/7 Dispatcher at (671) 475-1472/3/4. GWA 24/7 Emergency Dispatchers at (671) 646-4211.

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Guam Emergency Rental Assistance Program

Through the Department of Administration, the Emergency Rental Assistance (ERA) Program provides funding to assist households that are unable to pay rent and utilities dating back to March 13, 2020. Ratepayers are encouraged to visit for specific ERA Program details. For more information, email or call 647-5787.

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Welcome to Power Alerts

GPA's Outage messaging service! Text OUT to report outage, STATUS for update, HELP for further assistance, QUIT to unsubscribe.

Find out more >
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Keep Your Own Energy Costs Down At Home.

Buying a New Appliance?
Before you shop, take a look Energy Sense for the latest rebate offerings from local appliance dealers.

Find out more >

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How does GPA restore power to your home after a storm?

Learn about GPA’s order of priorities in recovering power to our island after tropical storms and typhoons. What repairs are the customer’s responsibility? And what to do to keep you and your family safe from electrocution.

Download informative pdf >

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GPA to replace existing streetlights with efficient led streetlights starting in the southern villages

  • GPA is upgrading streetlights to efficient LED to save GPA ratepayers about $1.4 million a year.
  • 6,060 LED streetlights have been installed.
  • Crews have commenced work in the central villages (Mangilao – Hagatña areas).
Full announcement >
CCU initiative >
Advantages of LED lighting slideshow >
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New Power Plant Project

  • The new 180-megawatt power plant is crucial for Guam’s sustainable energy requirements.
  • The $400 million investment will be located in Dededo.
  • Replaces the two power Cabras plants left inoperable by the explosion and fire of August 2015.
  • Allows for retirement of Cabras 1 and Cabras 2 plants.
  • Allows integration of existing solar photovoltaic sources of renewable energy and an additional 130 megawatts from planned solar photovoltaic farms.
  • Complies with federal environmental standards.

Find out more >