Public water system · PA4340812
ActiveMexico Mkt Deli
At a glance
Mexico Mkt Deli (PWSID PA4340812) is an active transient non-community water system in Juniata County, Pennsylvania. It reports serving 100 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mexico Mkt Deli compare with other water systems in Juniata County?
By EPA's size categories, Mexico Mkt Deli is a very small system (500 people or fewer). Juniata County has 38 active public water systems. Its population served is well below the county average of 368 people per system, and accounts for 0.7% of the 13,989 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Mexico Mkt Deli is about 31% 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. Pennsylvania has 4,429 active transient non-community water systems, 61% 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 Mexico Mkt Deli?
EPA lists Mexico Mkt Deli as privately owned. 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. 29 of the 38 active systems in Juniata County (76%) are also privately owned.
Does Mexico Mkt Deli have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2021. The violations listed here began between May 2014 and January 2021. By type: 4 monitoring and reporting, 3 public notice, recordkeeping or other, 2 monitoring, 2 required treatment not met and 1 reporting. The contaminant or rule involved most often is Groundwater Rule (4 of them). 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 |
|---|---|---|---|---|
| 2021-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2018-12-01 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2015-02-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2015-02-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-01-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2015-01-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2014-12-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2014-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | 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.
Mexico Mkt Deli: frequently asked questions
Who runs Mexico Mkt Deli?
Mexico Mkt Deli (PWSID PA4340812) is a transient non-community water system privately owned. It is regulated by the PA state drinking water program.
How many people does Mexico Mkt Deli serve?
Mexico Mkt Deli reports serving 100 people through 1 service connection in Juniata County, Pennsylvania.
Where does Mexico Mkt Deli 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 Mexico Mkt Deli have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2021. 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 Mexico Mkt Deli'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, 2 are health-based, and the most recent began in January 2021. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Mexico Mkt Deli's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mexico Mkt Deli 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 Juniata County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mifflintown Muni Auth | Juniata | 4,450 | Community | Surface water |
| Richfield Area Joint Auth | Juniata | 1,000 | Community | Groundwater |
| Thompsontown Muni Auth | Juniata | 1,000 | Community | Groundwater |
| Port Royal Muni Auth | Juniata | 950 | Community | Groundwater |
| Mcalisterville Area Joint Auth | Juniata | 850 | Community | Groundwater under influence of surface water |
| W E Schlegel Inc. | Juniata | 750 | Transient non-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, “Mexico Mkt Deli, PWSID PA4340812, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/mexico-mkt-deli-pa4340812 (data as of October 1, 2026).