Public water system · RI2000137

Active

State Line Diner

At a glance

State Line Diner (PWSID RI2000137) is an active transient non-community water system in Providence County, Rhode Island. It reports serving 70 people through 3 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in March 2018.

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

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDRI2000137

System typeTransient non-community water system

Activity statusActive

Population served70

Service connections3

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyRI state drinking water program

City servedFoster

StateRhode Island

ZIP—

CountyProvidence County

How does State Line Diner compare with other water systems in Providence County?

By EPA's size categories, State Line Diner is a very small system (500 people or fewer). Providence County has 182 active public water systems. Its population served is well below the county average of 3,535 people per system, and accounts for less than 0.1% of the 643,368 people reported by systems filed under the county. Across Rhode Island, the 465 active systems average 2,508 people each. Nationally, the average active transient non-community water system reports serving 144 people, so State Line Diner is about half of that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Rhode Island has 295 active transient non-community water systems, 63% 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 State Line Diner?

EPA lists State Line Diner 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. 139 of the 182 active systems in Providence County (76%) are also privately owned.

Does State Line Diner have drinking water violations?

EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in March 2018. The violations listed here began between July 1991 and March 2018. By type: 5 monitoring and reporting, 2 public notice, recordkeeping or other, 2 contaminant level above the legal limit and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 10 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
2018-03-23	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2017-10-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2016-07-24	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2015-04-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2008-04-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2003-10-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21	Total coliform bacteria (TCR)code 3100	Yes	Resolved
1999-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
1992-10-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1992-07-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
1991-07-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved

All 10 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.

State Line Diner: frequently asked questions

Who runs State Line Diner?

State Line Diner (PWSID RI2000137) is a transient non-community water system privately owned. It is regulated by the RI state drinking water program.

How many people does State Line Diner serve?

State Line Diner reports serving 70 people through 3 service connections in Providence County, Rhode Island.

Where does State Line Diner 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 State Line Diner have any drinking water violations?

EPA's records list 10 violations for this system; 2 are health-based, and the most recent began in March 2018. 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 State Line Diner's 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 10 violations for this system; 2 are health-based, and the most recent began in March 2018. For current results, consult EPA ECHO, or the RI state drinking water program.

Where can I find State Line Diner's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. State Line Diner is a 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 Providence County

Water system	County	Population served	Type	Source
Providence-City of	Providence	333,142	Community	Surface water
Pawtucket Water Supply Board Veolia-Na	Providence	98,130	Community	Surface water
East Providence-City of	Providence	47,618	Community	Purchased surface water
Woonsocket Water Division	Providence	45,828	Community	Surface water
Lincoln Water Commission	Providence	21,664	Community	Purchased surface water
Cumberland, Town of	Providence	21,235	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, “State Line Diner, PWSID RI2000137, Rhode Island”, https://aquacensus.com/water-systems/rhode-island/state-line-diner-ri2000137 (data as of October 1, 2026).