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Water rates in Guam

3 utilities with rate data. Estimated monthly bill at 6,000 gallons (main service areas): $80.25. That's 38% above the national average of $58.27.

Utility Monthly Bill
GWA SOUTHERN WATER SYSTEM
MANGILAO
$80.25
GWA CENTRAL WATER SYSTEM
MANGILAO
$80.25
GWA NORTHERN WATER SYSTEM
MANGILAO
$80.25

Each utility's bill is for a typical household (6,000 gallons a month, smallest meter) in its main service area. Rates can differ by location within a service area, including inside vs. outside city limits.