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NEWPORT-CITY OF

PWS ID: RI1592010 · NEWPORT, Rhode Island 02840

NEWPORT-CITY OF serves 42,155 people in NEWPORT, Rhode Island using Surface Water water sources. It has 134 recorded EPA violations, including 60 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (3 compounds found).

Water Quality Snapshot: NEWPORT-CITY OF

NEWPORT-CITY OF is a local-owned community water system that delivers drinking water to 42,155 residents in NEWPORT, Rhode Island (Newport County) through 15,709 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 134 total violations for this system , of which 60 (45%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 68 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is TTHM, recorded in 40 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 3 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 0.0061 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Rhode Island, EPA tracks 463 public water systems serving 1,159,492 people, with 33,766 cumulative violations and 8,949 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 72.9 violations. NEWPORT-CITY OF's 134 violations sit above the Rhode Island average. Statewide, 15 of 29 UCMR5-tested systems have reported PFAS detections (51.7%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

3 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
42,155
Total Violations
134
Health-Based Violations
60
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
15,709
County
Newport
School/Daycare
No
MCL Violations
50
Monitoring Violations
68
Treatment Tech Violations
10

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 40 2013
Coliform (TCR) MCL 10 1995
Turbidity MR 10 2018
E. COLI MR 10 2018
Cryptosporidium MR 10 2018
Fluoride MR 9 1990
Atrazine MR 8 1995
CARBON, TOTAL TT 6 2002
Coliform (TCR) MR 5 2002
Chlorine dioxide MR 5 2007
Chlorite MR 5 2024
Public Notice Other 4 2010
Interim Enhanced Surface Water Treatment Rule TT 4 2002
Chlorine MR 3 2024
CARBON, TOTAL MR 3 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 5 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 8/23/2023 <9 µg/L 9 µg/L Not Detected
9Cl-PF3ONS 8/23/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 8/23/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFBA 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
11Cl-PF3OUdS 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/23/2023 0.0037 µg/L 0.003 µg/L Detected
PFMBA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFUnA 8/23/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/23/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/23/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/23/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/23/2023 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 8/23/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/23/2023 <0.003 µg/L 0.003 µg/L Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for NEWPORT-CITY OF.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID RI1592010 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Rhode Island Drinking Water Authority

Rhode Island's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find RI regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 Chlorite MR 5 SDWIS / RI1592010 / 1009
2024 Chlorine MR 3 SDWIS / RI1592010 / 0999
2024 CARBON, TOTAL MR 3 SDWIS / RI1592010 / 2920
2018 Turbidity MR 10 SDWIS / RI1592010 / 0100
2018 E. COLI MR 10 SDWIS / RI1592010 / 3014
2018 Cryptosporidium MR 10 SDWIS / RI1592010 / 3015
2013 TTHM MCL 40 SDWIS / RI1592010 / 2950
2010 Public Notice Other 4 SDWIS / RI1592010 / 7500
2007 Chlorine dioxide MR 5 SDWIS / RI1592010 / 1008
2002 CARBON, TOTAL TT 6 SDWIS / RI1592010 / 2920
2002 Coliform (TCR) MR 5 SDWIS / RI1592010 / 3100
2002 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / RI1592010 / 0300
1995 Coliform (TCR) MCL 10 SDWIS / RI1592010 / 3100
1995 Atrazine MR 8 SDWIS / RI1592010 / 2050
1990 Fluoride MR 9 SDWIS / RI1592010 / 1025

How NEWPORT-CITY OF Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric NEWPORT-CITY OF Rhode Island avg Federal benchmark
Total violations 134 72.9 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 60 19.3 Indicates a contaminant exceeded a federal MCL
PFAS detection 3 compounds 51.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 42,155 2,504 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 463 regulated public water systems in Rhode Island.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is NEWPORT-CITY OF water safe to drink? ▼
NEWPORT-CITY OF (PWS ID: RI1592010) has 134 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 3 PFAS compounds found. This system serves 42,155 people using Surface Water sources.
How many people does NEWPORT-CITY OF serve? ▼
NEWPORT-CITY OF serves 42,155 people in NEWPORT, Rhode Island. It is a Local-owned system using Surface Water water sources with 15,709 service connections.
What type of violations does NEWPORT-CITY OF have? ▼
NEWPORT-CITY OF has 134 total violations: 60 health-based violations (MCL exceedances or treatment failures), 68 monitoring/reporting violations, and 10 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NEWPORT-CITY OF water? ▼
Yes. UCMR5 testing detected 3 PFAS compounds in NEWPORT-CITY OF's water supply: PFPeA, PFBA, PFHxA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does NEWPORT-CITY OF use? ▼
NEWPORT-CITY OF uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial