Public water system · NH0325060
ActiveStoney Ledge Plaza
At a glance
Stoney Ledge Plaza (PWSID NH0325060) is an active non-transient non-community water system in Hillsborough County, New Hampshire. It reports serving 70 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
70
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Stoney Ledge Plaza compare with other water systems in Hillsborough County?
By EPA's size categories, Stoney Ledge Plaza is a very small system (500 people or fewer). Hillsborough County has 279 active public water systems. Its population served is well below the county average of 1,206 people per system, and accounts for less than 0.1% of the 336,507 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Stoney Ledge Plaza is well 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. New Hampshire has 453 active non-transient non-community water systems, 18% of the state's 2,450 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,374 New Hampshire systems (97%) list groundwater as their primary source.
Who owns and regulates Stoney Ledge Plaza?
EPA lists Stoney Ledge Plaza 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. 238 of the 279 active systems in Hillsborough County (85%) are also privately owned.
Does Stoney Ledge Plaza have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Stoney Ledge Plaza. For the latest compliance status, check EPA ECHO for current compliance history.
Stoney Ledge Plaza: frequently asked questions
Who runs Stoney Ledge Plaza?
Stoney Ledge Plaza (PWSID NH0325060) is a non-transient non-community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Stoney Ledge Plaza serve?
Stoney Ledge Plaza reports serving 70 people through 2 service connections in Hillsborough County, New Hampshire.
Where does Stoney Ledge Plaza 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 Stoney Ledge Plaza have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Stoney Ledge Plaza'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Stoney Ledge Plaza's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Stoney Ledge Plaza 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 Hillsborough County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Manchester Water Works | Hillsborough | 123,500 | Community | Surface water |
| Pennichuck Water Works | Hillsborough | 88,853 | Community | Surface water |
| Merrimack Village Dist | Hillsborough | 25,500 | Community | Groundwater |
| Hudson Water Dept | Hillsborough | 16,700 | Community | Groundwater |
| Milford Water Utilities Dept | Hillsborough | 9,500 | Community | Purchased surface water |
| Litchfield | Hillsborough | 6,920 | Community | Purchased surface water |
Related pages
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, “Stoney Ledge Plaza, PWSID NH0325060, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/stoney-ledge-plaza-nh0325060 (data as of October 1, 2026).