Public water system · RI2980458
ActiveTiverton Four Corners
At a glance
Tiverton Four Corners (PWSID RI2980458) is an active non-transient non-community water system in Newport County, Rhode Island. It reports serving 297 people through 13 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
297
Service connections
13
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Tiverton Four Corners compare with other water systems in Newport County?
By EPA's size categories, Tiverton Four Corners 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 non-transient non-community water system reports serving 430 people, so Tiverton Four Corners is about 31% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Rhode Island has 81 active non-transient non-community water systems, 17% of the state's 465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 428 Rhode Island systems (92%) list groundwater as their primary source.
Who owns and regulates Tiverton Four Corners?
EPA lists Tiverton Four Corners as privately owned. 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. 38 of the 47 active systems in Newport County (81%) are also privately owned.
Does Tiverton Four Corners have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2023. The violations listed here began between October 2014 and January 2023. By type: 10 monitoring and reporting and 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2018-01-29 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-09-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Simazinecode 2037 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Methoxychlorcode 2015 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzo(a)pyrenecode 2306 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorobenzenecode 2274 | No | Resolved |
The 12 most recent 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.
Tiverton Four Corners: frequently asked questions
Who runs Tiverton Four Corners?
Tiverton Four Corners (PWSID RI2980458) is a non-transient non-community water system privately owned. It is regulated by the RI state drinking water program.
How many people does Tiverton Four Corners serve?
Tiverton Four Corners reports serving 297 people through 13 service connections in Newport County, Rhode Island.
Where does Tiverton Four Corners get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Tiverton Four Corners have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2023. 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 Tiverton Four Corners' 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. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2023. For current results, consult EPA ECHO, or the RI state drinking water program.
Where can I find Tiverton Four Corners' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Tiverton Four Corners is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
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, “Tiverton Four Corners, PWSID RI2980458, Rhode Island”, https://aquacensus.com/water-systems/rhode-island/tiverton-four-corners-ri2980458 (data as of October 1, 2026).