Public water system · MD0070034
ActiveMountain Hill Water Company
At a glance
Mountain Hill Water Company (PWSID MD0070034) is an active community water system in Cecil County, Delaware. It reports serving 2,154 people through 191 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,154
Service connections
191
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Mountain Hill Water Company compare with other water systems in Cecil County?
By EPA's size categories, Mountain Hill Water Company is a small system (501 to 3,300 people). Cecil County has 11 active public water systems, and Mountain Hill Water Company is the 2nd-largest of them by population served. Its population served is about 145% above the county average of 878 people per system, and accounts for 22% of the 9,661 people reported by systems filed under the county. Across Delaware, the 494 active systems average 2,238 people each. Nationally, the average active community water system reports serving 6,703 people, so Mountain Hill Water Company 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. Delaware has 219 active community water systems, 44% of the state's 494 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 6 Delaware systems (1.2%) list purchased surface water as their primary source.
Who owns and regulates Mountain Hill Water Company?
EPA lists Mountain Hill Water Company 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. 6 of the 11 active systems in Cecil County (55%) are also privately owned.
Does Mountain Hill Water Company have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2009. The violations listed here began between January 2008 and April 2009. By type: 2 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR) and Nitrate. EPA lists 2 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 |
|---|---|---|---|---|
| 2009-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 2 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.
Mountain Hill Water Company: frequently asked questions
Who runs Mountain Hill Water Company?
Mountain Hill Water Company (PWSID MD0070034) is a community water system privately owned. It is regulated by the MD state drinking water program.
How many people does Mountain Hill Water Company serve?
Mountain Hill Water Company reports serving 2,154 people through 191 service connections in Cecil County, Delaware.
Where does Mountain Hill Water Company get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Mountain Hill Water Company have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in April 2009. 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 Mountain Hill Water Company'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 2 violations for this system; none is health-based, and the most recent began in April 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the MD state drinking water program.
Where can I find Mountain Hill Water Company's water quality report?
As a community water system, Mountain Hill Water Company 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 Cecil County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Elkton West | Cecil | 3,500 | Community | Purchased surface water |
| Pine Hills | Cecil | 953 | Community | Groundwater |
| Port Deposit | Cecil | 725 | Community | Surface water |
| Rodney Scout Camp | Cecil | 700 | Transient non-community | Groundwater |
| Harbor View | Cecil | 437 | Community | Groundwater |
| Carpenters Point Water Co. | Cecil | 400 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Mountain Hill Water Company, PWSID MD0070034, Delaware”, https://aquacensus.com/water-systems/delaware/mountain-hill-water-company-md0070034 (data as of October 1, 2026).