Public water system · PA1090121
ActiveUpper Makefield Enclave
At a glance
Upper Makefield Enclave (PWSID PA1090121) is an active community water system in Bucks County, Pennsylvania. It reports serving 25 people through 97 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
97
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Upper Makefield Enclave compare with other water systems in Bucks County?
By EPA's size categories, Upper Makefield Enclave is a very small system (500 people or fewer). Bucks County has 298 active public water systems. Its population served is well below the county average of 1,996 people per system, and accounts for less than 0.1% of the 594,687 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active community water system reports serving 6,703 people, so Upper Makefield Enclave 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. Pennsylvania has 1,762 active community water systems, 24% of the state's 7,217 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,632 Pennsylvania systems (92%) list groundwater as their primary source.
Who owns and regulates Upper Makefield Enclave?
EPA lists Upper Makefield Enclave as owned by a local government. The PA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 67 of the 298 active systems in Bucks County (22%) are also owned by a local government.
Does Upper Makefield Enclave have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2018. The violations listed here began between July 2016 and April 2018. By type: 12 monitoring and reporting. The contaminants or rules involved are Chlorine, 1,2-Dibromo-3-chloropropane (DBCP), Ethylene dibromide (EDB) and Glyphosate. EPA lists 12 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 |
|---|---|---|---|---|
| 2018-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2016-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dibromo-3-chloropropane (DBCP)code 2931 | No | Resolved |
| 2016-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylene dibromide (EDB)code 2946 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Glyphosatecode 2034 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Oxamylcode 2036 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toxaphenecode 2020 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dinosebcode 2041 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endrincode 2005 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Simazinecode 2037 | No | Resolved |
| 2016-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dalaponcode 2031 | No | Resolved |
The 12 most recent 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.
Upper Makefield Enclave: frequently asked questions
Who runs Upper Makefield Enclave?
Upper Makefield Enclave (PWSID PA1090121) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Upper Makefield Enclave serve?
Upper Makefield Enclave reports serving 25 people through 97 service connections in Bucks County, Pennsylvania.
Where does Upper Makefield Enclave 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 Upper Makefield Enclave have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2018. 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 Upper Makefield Enclave'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the PA state drinking water program.
Where can I find Upper Makefield Enclave's water quality report?
As a community water system, Upper Makefield Enclave 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 Bucks County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lower Bucks Co Joint Mun Auth | Bucks | 63,007 | Community | Surface water |
| Aqua Pa Bensalem | Bucks | 59,001 | Community | Purchased surface water |
| Bcwsa Main Lower South | Bucks | 52,621 | Community | Purchased surface water |
| Newtown Artesian Water Co | Bucks | 38,500 | Community | Purchased surface water |
| Northampton Bucks Co Mun Auth | Bucks | 36,750 | Community | Purchased surface water |
| Warminster Municipal Authority | Bucks | 36,000 | 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, “Upper Makefield Enclave, PWSID PA1090121, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/upper-makefield-enclave-pa1090121 (data as of October 1, 2026).