Public water system · AK2120737

Active

Lighthouse Grocery

At a glance

Lighthouse Grocery (PWSID AK2120737) is an active transient non-community water system in Ketchikan Gateway Borough County, Alaska. It reports serving 28 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024.

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

PWSIDAK2120737

System typeTransient non-community water system

Activity statusActive

Population served28

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyAK state drinking water program

City servedKetchikan

StateAlaska

ZIP—

CountyKetchikan Gateway Borough County

How does Lighthouse Grocery compare with other water systems in Ketchikan Gateway Borough County?

By EPA's size categories, Lighthouse Grocery is a very small system (500 people or fewer). Ketchikan Gateway Borough County has 22 active public water systems. Its population served is well below the county average of 560 people per system, and accounts for 0.2% of the 12,315 people reported by systems filed under the county. Across Alaska, the 1,322 active systems average 653 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Lighthouse Grocery is well below 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. Alaska has 689 active transient non-community water systems, 52% of the state's 1,322 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,054 Alaska systems (80%) list groundwater as their primary source.

Who owns and regulates Lighthouse Grocery?

EPA lists Lighthouse Grocery as privately owned. The AK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 15 of the 22 active systems in Ketchikan Gateway Borough County (68%) are also privately owned.

Does Lighthouse Grocery have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. The violations listed here began between December 2017 and July 2024. By type: 10 monitoring and 2 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (10 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
2024-07-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2022-08-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-02-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2020-09-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-05-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-01-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2019-09-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2019-01-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2018-11-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2018-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2017-12-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	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.

Lighthouse Grocery: frequently asked questions

Who runs Lighthouse Grocery?

Lighthouse Grocery (PWSID AK2120737) is a transient non-community water system privately owned. It is regulated by the AK state drinking water program.

How many people does Lighthouse Grocery serve?

Lighthouse Grocery reports serving 28 people through 1 service connection in Ketchikan Gateway Borough County, Alaska.

Where does Lighthouse Grocery 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 Lighthouse Grocery have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. 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 Lighthouse Grocery'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. For current results, consult EPA ECHO, or the AK state drinking water program.

Where can I find Lighthouse Grocery's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Lighthouse Grocery 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 Ketchikan Gateway Borough County

Water system	County	Population served	Type	Source
Ketchikan Public Utilities	Ketchikan Gateway Borough	8,937	Community	Surface water
South Tongass Water Utility	Ketchikan Gateway Borough	975	Community	Surface water
Saxman	Ketchikan Gateway Borough	450	Community	Surface water
Point Higgins Elementary School	Ketchikan Gateway Borough	300	Non-transient non-community	Groundwater
Knudson Cove Marina	Ketchikan Gateway Borough	233	Transient non-community	Groundwater
Vallenar View Mobile Home Park	Ketchikan Gateway Borough	225	Community	Surface water

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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, “Lighthouse Grocery, PWSID AK2120737, Alaska”, https://aquacensus.com/water-systems/alaska/lighthouse-grocery-ak2120737 (data as of October 1, 2026).