Public water system · MD1100059
ActiveGreen Valley Shopping Center
At a glance
Green Valley Shopping Center (PWSID MD1100059) is an active non-transient non-community water system in Frederick County, Maryland. It reports serving 40 people through 14 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2008.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
14
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Green Valley Shopping Center compare with other water systems in Frederick County?
By EPA's size categories, Green Valley Shopping Center is a very small system (500 people or fewer). Frederick County has 211 active public water systems. Its population served is well below the county average of 1,007 people per system, and accounts for less than 0.1% of the 212,367 people reported by systems filed under the county. Across Maryland, the 2,992 active systems average 1,947 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Green Valley Shopping Center is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Maryland has 491 active non-transient non-community water systems, 16% of the state's 2,992 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,870 Maryland systems (96%) list groundwater as their primary source.
Who owns and regulates Green Valley Shopping Center?
EPA lists Green Valley Shopping Center as privately owned. The MD state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 156 of the 211 active systems in Frederick County (74%) are also privately owned.
Does Green Valley Shopping Center have drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2008. The violations listed here began between January 1999 and July 2008. By type: 3 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Nitrate (2 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2008-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-07-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 1999-01-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 4 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.
Green Valley Shopping Center: frequently asked questions
Who runs Green Valley Shopping Center?
Green Valley Shopping Center (PWSID MD1100059) is a non-transient non-community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Green Valley Shopping Center serve?
Green Valley Shopping Center reports serving 40 people through 14 service connections in Frederick County, Maryland.
Where does Green Valley Shopping Center 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 Green Valley Shopping Center have any drinking water violations?
EPA's records list 4 violations for this system; 1 is health-based, and the most recent began in July 2008. 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 Green Valley Shopping Center'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 4 violations for this system; 1 is health-based, and the most recent began in July 2008. For current results, consult EPA ECHO, or the MD state drinking water program.
Where can I find Green Valley Shopping Center's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Green Valley Shopping Center is a non-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 Frederick County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New Design - Frederick County | Frederick | 74,911 | Community | Surface water |
| City of Frederick | Frederick | 54,000 | Community | Surface water |
| Town of Walkersville | Frederick | 8,440 | Community | Groundwater under influence of surface water |
| Fort Detrick | Frederick | 7,900 | Community | Surface water |
| City of Brunswick | Frederick | 7,312 | Community | Surface water |
| Town of Thurmont | Frederick | 6,200 | Community | Groundwater under influence of 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, “Green Valley Shopping Center, PWSID MD1100059, Maryland”, https://aquacensus.com/water-systems/maryland/green-valley-shopping-center-md1100059 (data as of October 1, 2026).