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Guam Water Quality
8 public water systems serving 327,417 people.
Water Systems
8
Total Violations
203
Violation Rate
100%
PFAS Detection
60%
3 of 5 tested
Largest Water Systems
GWA NORTHERN WATER SYSTEM
MANGILAO, GU · 139,207 served
GUAM INTERNATIONAL AIRPORT AUTHORITY
TAMUNING, GU · 138,336 served
GWA CENTRAL WATER SYSTEM
MANGILAO, GU · 21,398 served
U.S. NAVY WATER SYSTEM
FP, GU · 12,780 served
ANDERSEN AIR FORCE BASE WATER SYSTEM
APO AP, GU · 7,700 served
GWA SOUTHERN WATER SYSTEM
MANGILAO, GU · 5,801 served
GUAM REGIONAL MEDICAL CITY
DEDEDO, GU · 1,100 served
GUAM PLAZA RESORT WATER SYSTEM
TUMON, GU · 1,095 served
Most Violations
#1 GWA CENTRAL WATER SYSTEM MANGILAO
106 #2 GWA NORTHERN WATER SYSTEM MANGILAO
30 #3 GWA SOUTHERN WATER SYSTEM MANGILAO
24 #4 U.S. NAVY WATER SYSTEM FP
23 #5 ANDERSEN AIR FORCE BASE WATER SYSTEM APO AP
10 #6 GUAM PLAZA RESORT WATER SYSTEM TUMON
5 #7 GUAM REGIONAL MEDICAL CITY DEDEDO
3 #8 GUAM INTERNATIONAL AIRPORT AUTHORITY TAMUNING
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