Public water system · NH0977040
ActiveGreenfield St Pk Pump House
At a glance
Greenfield St Pk Pump House (PWSID NH0977040) is an active transient non-community water system in Hillsborough County, New Hampshire. It reports serving 550 people through 55 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 7 violations for this system; 5 are health-based, and the most recent began in June 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
550
Service connections
55
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Greenfield St Pk Pump House compare with other water systems in Hillsborough County?
By EPA's size categories, Greenfield St Pk Pump House is a small system (501 to 3,300 people). Hillsborough County has 279 active public water systems. Its population served is about half of the county average of 1,206 people per system, and accounts for 0.2% 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 Pump House is about 3.8 times 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 Pump House?
EPA lists Greenfield St Pk Pump House 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 Pump House have drinking water violations?
EPA's records list 7 violations for this system; 5 are health-based, and the most recent began in June 2020. The violations listed here began between April 2006 and June 2020. By type: 5 contaminant level above the legal limit, 1 reporting and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2020-06-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2013-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 7 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.
Greenfield St Pk Pump House: frequently asked questions
Who runs Greenfield St Pk Pump House?
Greenfield St Pk Pump House (PWSID NH0977040) 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 Pump House serve?
Greenfield St Pk Pump House reports serving 550 people through 55 service connections in Hillsborough County, New Hampshire.
Where does Greenfield St Pk Pump House 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 Pump House have any drinking water violations?
EPA's records list 7 violations for this system; 5 are health-based, and the most recent began in June 2020. 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 Greenfield St Pk Pump House'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 7 violations for this system; 5 are health-based, and the most recent began in June 2020. For current results, consult EPA ECHO, or the NH state drinking water program.
Where can I find Greenfield St Pk Pump House's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Greenfield St Pk Pump House 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 |
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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, “Greenfield St Pk Pump House, PWSID NH0977040, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/greenfield-st-pk-pump-house-nh0977040 (data as of October 1, 2026).