Public water system · NH0153040
ActiveLee Oak Cooperative
At a glance
Lee Oak Cooperative (PWSID NH0153040) is an active community water system in Strafford County, New Hampshire. It reports serving 163 people through 69 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
163
Service connections
69
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Lee Oak Cooperative compare with other water systems in Strafford County?
By EPA's size categories, Lee Oak Cooperative is a very small system (500 people or fewer). Strafford County has 131 active public water systems. Its population served is well below the county average of 825 people per system, and accounts for 0.2% of the 108,010 people reported by systems filed under the county. Across New Hampshire, the 2,450 active systems average 508 people each. Nationally, the average active community water system reports serving 6,703 people, so Lee Oak Cooperative is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New Hampshire has 706 active community water systems, 29% 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 Lee Oak Cooperative?
EPA lists Lee Oak Cooperative 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. 108 of the 131 active systems in Strafford County (82%) are also privately owned.
Does Lee Oak Cooperative have drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2019. The violations listed here began between April 2005 and October 2019. By type: 1 public notice, recordkeeping or other, 1 required treatment not met, 1 monitoring and reporting, 1 monitoring, 1 reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2019-10-08 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-08-15 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2019-07-11 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2005-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 6 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.
Lee Oak Cooperative: frequently asked questions
Who runs Lee Oak Cooperative?
Lee Oak Cooperative (PWSID NH0153040) is a community water system privately owned. It is regulated by the NH state drinking water program.
How many people does Lee Oak Cooperative serve?
Lee Oak Cooperative reports serving 163 people through 69 service connections in Strafford County, New Hampshire.
Where does Lee Oak Cooperative 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 Lee Oak Cooperative have any drinking water violations?
EPA's records list 6 violations for this system; 2 are health-based, and the most recent began in October 2019. 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 Lee Oak Cooperative'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 6 violations for this system; 2 are health-based, and the most recent began in October 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the NH state drinking water program.
Where can I find Lee Oak Cooperative's water quality report?
As a community water system, Lee Oak Cooperative must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Strafford County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dover Water Dept | Strafford | 29,000 | Community | Groundwater |
| Rochester Water Dept | Strafford | 25,000 | Community | Surface water |
| Unh/Durham Water Sys | Strafford | 16,000 | Community | Surface water |
| Somersworth Water Works | Strafford | 12,200 | Community | Surface water |
| Farmington Water Dept | Strafford | 3,250 | Community | Groundwater |
| Rollinsford Water Sewer Dist | Strafford | 1,688 | Community | Groundwater |
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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, “Lee Oak Cooperative, PWSID NH0153040, New Hampshire”, https://aquacensus.com/water-systems/new-hampshire/lee-oak-cooperative-nh0153040 (data as of October 1, 2026).