Public water system · NH0977090
ActiveGreenfield St Pk Day Use Area
At a glance
Greenfield St Pk Day Use Area (PWSID NH0977090) is an active transient non-community water system in Hillsborough County, New Hampshire. It reports serving 25 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Greenfield St Pk Day Use Area compare with other water systems in Hillsborough County?
By EPA's size categories, Greenfield St Pk Day Use Area 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 transient non-community water system reports serving 144 people, so Greenfield St Pk Day Use Area 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. New Hampshire has 1,291 active transient non-community water systems, 53% 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 Greenfield St Pk Day Use Area?
EPA lists Greenfield St Pk Day Use Area as owned by a state government. 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. 2 of the 279 active systems in Hillsborough County (0.7%) are also owned by a state government.
Does Greenfield St Pk Day Use Area 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 Greenfield St Pk Day Use Area. For the latest compliance status, check EPA ECHO for current compliance history.
Greenfield St Pk Day Use Area: frequently asked questions
Who runs Greenfield St Pk Day Use Area?
Greenfield St Pk Day Use Area (PWSID NH0977090) is a transient non-community water system owned by a state government. It is regulated by the NH state drinking water program.
How many people does Greenfield St Pk Day Use Area serve?
Greenfield St Pk Day Use Area reports serving 25 people through 2 service connections in Hillsborough County, New Hampshire.
Where does Greenfield St Pk Day Use Area 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 Greenfield St Pk Day Use Area have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Greenfield St Pk Day Use Area'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 Greenfield St Pk Day Use Area's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Greenfield St Pk Day Use Area 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 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, “Greenfield St Pk Day Use Area, PWSID NH0977090, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/greenfield-st-pk-day-use-area-nh0977090 (data as of October 1, 2026).