Public water system · NH2048070
ActiveStar Island Water Sys
At a glance
Star Island Water Sys (PWSID NH2048070) is an active transient non-community water system in Rockingham County, New Hampshire. It reports serving 403 people through 31 service connections. Its primary water source is surface water, and EPA lists it as privately owned. EPA's records list 2 violations for this system; none is health-based, and the most recent began in November 2007.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
403
Service connections
31
Primary source
SW
Surface water
System type
TNCWS
Transient non-community water system
System record
How does Star Island Water Sys compare with other water systems in Rockingham County?
By EPA's size categories, Star Island Water Sys is a very small system (500 people or fewer). Rockingham County has 554 active public water systems. Its population served is about 18% below the county average of 492 people per system, and accounts for 0.1% of the 272,726 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Star Island Water Sys is about 180% above 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. New Hampshire has 1,291 active transient non-community water systems, 53% of the state's 2,450 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 39 New Hampshire systems (1.6%) list surface water as their primary source.
Who owns and regulates Star Island Water Sys?
EPA lists Star Island Water Sys as privately owned. The NH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 477 of the 554 active systems in Rockingham County (86%) are also privately owned.
Does Star Island Water Sys have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in November 2007. The violations listed here began between July 2007 and November 2007. By type: 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminants or rules involved are Public Notice and Total coliform bacteria (TCR). EPA lists 2 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 |
|---|---|---|---|---|
| 2007-11-06 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2007-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 2 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.
Star Island Water Sys: frequently asked questions
Who runs Star Island Water Sys?
Star Island Water Sys (PWSID NH2048070) is a transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Star Island Water Sys serve?
Star Island Water Sys reports serving 403 people through 31 service connections in Rockingham County, New Hampshire.
Where does Star Island Water Sys get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Star Island Water Sys have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in November 2007. 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 Star Island Water Sys' 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 2 violations for this system; none is health-based, and the most recent began in November 2007. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Star Island Water Sys' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Star Island Water Sys 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 Rockingham County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Aquarion Water/Nh | Rockingham | 34,000 | Community | Groundwater |
| Portsmouth Water Works | Rockingham | 33,000 | Community | Surface water |
| Salem Water Dept | Rockingham | 21,000 | Community | Surface water |
| Derry Water Dept | Rockingham | 17,370 | Community | Purchased surface water |
| Seabrook Water Dept | Rockingham | 14,000 | Community | Groundwater |
| Exeter Water Dept | Rockingham | 12,236 | Community | 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, “Star Island Water Sys, PWSID NH2048070, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/star-island-water-sys-nh2048070 (data as of October 1, 2026).