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U.S. NAVY WATER SYSTEM

Community Water System · AP · FP

PWSID: GU0000010

Has Violations

Population Served

12.8K

Service Connections

1.1K

Total Violations

Health-Based Violations

Lead & Copper Data

Safe

0.44 ppb

Action Level: 15 ppb (EPA) · Sampled: 2025-12-31

015 ppb action level

1600 ppb

Action Level: 1,300 ppb (EPA) · Sampled: 1992-12-31

Copper action level exceeded

Water Source: Surface Water
System Type: Community Water System
City: FP
ZIP Code: 96540
Cities Served: GUAM NAVAL MAGAZINE, APRA HEIGHTS, GUAM NAVAL FACILITY, GUAM NAVAL REGIONAL MEDICAL CE, GUAM NAVAL SHIP REPAIR FACILIT, GUAM NAVAL STATION, GUAM NAVAL SUPPLY DEPOT, NAVAL COMMUNICATIONS AREA MAST + 3 more
Open Violations: 0
State: AP

Total Violations

Health-Based

Open Now

Most recent violation: 2023-07-01

See all water systems, lead data, and violation trends for AP.

Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: GU0000010.SafeWater Home