Public water system · RI1900046

Active

United States Navy -Fort Adams

At a glance

United States Navy -Fort Adams (PWSID RI1900046) is an active community water system in Newport County, Rhode Island. It reports serving 320 people through 45 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in November 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

320

Service connections

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDRI1900046

System typeCommunity water system

Activity statusActive

Population served320

Service connections45

Primary water sourcePurchased surface water

Owner typeFederal government

Primacy agencyRI state drinking water program

City servedNewport

StateRhode Island

ZIP—

CountyNewport County

How does United States Navy -Fort Adams compare with other water systems in Newport County?

By EPA's size categories, United States Navy -Fort Adams is a very small system (500 people or fewer). Newport County has 47 active public water systems. Its population served is well below the county average of 2,018 people per system, and accounts for 0.3% of the 94,859 people reported by systems filed under the county. Across Rhode Island, the 465 active systems average 2,508 people each. Nationally, the average active community water system reports serving 6,703 people, so United States Navy -Fort Adams is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Rhode Island has 89 active community water systems, 19% of the state's 465 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 21 Rhode Island systems (4.5%) list purchased surface water as their primary source.

Who owns and regulates United States Navy -Fort Adams?

EPA lists United States Navy -Fort Adams as owned by the federal government. The RI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 2 of the 47 active systems in Newport County (4.3%) are also owned by the federal government.

Does United States Navy -Fort Adams have drinking water violations?

EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in November 2025. The violations listed here began between April 1993 and November 2025. By type: 4 monitoring and reporting, 3 contaminant level above the legal limit, 1 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 9 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2025-11-11	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2017-07-01	Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71	Consumer Confidence Rulecode 7000	No	Resolved
2011-10-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2009-12-01	Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24	Total coliform bacteria (TCR)code 3100	No	Resolved
2009-11-01	Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26	Total coliform bacteria (TCR)code 3100	No	Resolved
2007-09-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2005-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved
1997-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved
1993-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Total trihalomethanes (TTHM)code 2950	Yes	Resolved

All 9 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

United States Navy -Fort Adams: frequently asked questions

Who runs United States Navy -Fort Adams?

United States Navy -Fort Adams (PWSID RI1900046) is a community water system owned by the federal government. It is regulated by the RI state drinking water program.

How many people does United States Navy -Fort Adams serve?

United States Navy -Fort Adams reports serving 320 people through 45 service connections in Newport County, Rhode Island.

Where does United States Navy -Fort Adams get its water?

EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.

Does United States Navy -Fort Adams have any drinking water violations?

EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in November 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is United States Navy -Fort Adams' water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 9 violations for this system; 3 are health-based, and the most recent began in November 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the RI state drinking water program.

Where can I find United States Navy -Fort Adams' water quality report?

As a community water system, United States Navy -Fort Adams must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Newport County

Water system	County	Population served	Type	Source
Newport-City of	Newport	42,155	Community	Surface water
Portsmouth Water & Fire District	Newport	17,090	Community	Purchased surface water
North Tiverton Fire District	Newport	8,969	Community	Purchased surface water
Naval Station, Newport	Newport	7,870	Community	Purchased surface water
Jamestown Water Department	Newport	3,348	Community	Surface water
Tiverton Water Authority, Town Hall	Newport	3,213	Community	Purchased surface water

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “United States Navy -Fort Adams, PWSID RI1900046, Rhode Island”, https://aquacensus.com/water-systems/rhode-island/united-states-navy-fort-adams-ri1900046 (data as of October 1, 2026).