Public water system · DE0020003
ActiveArtesian Northern Sussex Regional
At a glance
Artesian Northern Sussex Regional (PWSID DE0020003) is an active community water system in Sussex County, Delaware. It reports serving 5,511 people through 3,608 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,511
Service connections
3,608
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Artesian Northern Sussex Regional compare with other water systems in Sussex County?
By EPA's size categories, Artesian Northern Sussex Regional is a medium system (3,301 to 10,000 people). Sussex County has 246 active public water systems. Its population served is about 3.5 times the county average of 1,556 people per system, and accounts for 1.4% of the 382,753 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 Artesian Northern Sussex Regional is about 18% 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 459 Delaware systems (93%) list groundwater as their primary source.
Who owns and regulates Artesian Northern Sussex Regional?
EPA lists Artesian Northern Sussex Regional as privately owned. The DE state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 215 of the 246 active systems in Sussex County (87%) are also privately owned.
Does Artesian Northern Sussex Regional have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2015. By type: 1 public notice, recordkeeping or other. The contaminant or rule involved is Consumer Confidence Rule. EPA lists 1 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 |
|---|---|---|---|---|
| 2015-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
The one violation in EPA's records.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.
Artesian Northern Sussex Regional: frequently asked questions
Who runs Artesian Northern Sussex Regional?
Artesian Northern Sussex Regional (PWSID DE0020003) is a community water system privately owned. It is regulated by the DE state drinking water program.
How many people does Artesian Northern Sussex Regional serve?
Artesian Northern Sussex Regional reports serving 5,511 people through 3,608 service connections in Sussex County, Delaware.
Where does Artesian Northern Sussex Regional 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 Artesian Northern Sussex Regional have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in July 2015. 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 Artesian Northern Sussex Regional'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 one violation for this system; it is not health-based, and the most recent began in July 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the DE state drinking water program.
Where can I find Artesian Northern Sussex Regional's water quality report?
As a community water system, Artesian Northern Sussex Regional 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 Sussex County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rehoboth Pump District (Tui) | Sussex | 81,417 | Community | Groundwater |
| Bethany Bay Pump District | Sussex | 51,000 | Community | Groundwater |
| Dewey Beach Water Department | Sussex | 31,000 | Community | Purchased groundwater |
| Rehoboth Beach Water Department | Sussex | 25,000 | Community | Groundwater |
| Artesian Southern Sussex Regional | Sussex | 18,215 | Community | Groundwater |
| Sussex Shores Water Company | Sussex | 12,450 | 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, “Artesian Northern Sussex Regional, PWSID DE0020003, Delaware”, https://aquacensus.com/water-systems/delaware/artesian-northern-sussex-regional-de0020003 (data as of October 1, 2026).