Public water system · DE0000402
ActivePort Delmarva Inc.
At a glance
Port Delmarva Inc. (PWSID DE0000402) is an active transient non-community water system in Sussex County, Delaware. It reports serving 300 people through 145 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
300
Service connections
145
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Port Delmarva Inc. compare with other water systems in Sussex County?
By EPA's size categories, Port Delmarva Inc. is a very small system (500 people or fewer). Sussex County has 246 active public water systems. Its population served is well below the county average of 1,556 people per system, and accounts for less than 0.1% 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 transient non-community water system reports serving 144 people, so Port Delmarva Inc. is about twice 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. Delaware has 193 active transient non-community water systems, 39% 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 Port Delmarva Inc.?
EPA lists Port Delmarva Inc. 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 Port Delmarva Inc. have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Port Delmarva Inc.. For the latest compliance status, check EPA ECHO for current compliance history.
Port Delmarva Inc.: frequently asked questions
Who runs Port Delmarva Inc.?
Port Delmarva Inc. (PWSID DE0000402) is a transient non-community water system privately owned. It is regulated by the DE state drinking water program.
How many people does Port Delmarva Inc. serve?
Port Delmarva Inc. reports serving 300 people through 145 service connections in Sussex County, Delaware.
Where does Port Delmarva Inc. 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 Port Delmarva Inc. have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Port Delmarva Inc.'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the DE state drinking water program.
Where can I find Port Delmarva Inc.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Port Delmarva Inc. 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 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 |
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, “Port Delmarva Inc., PWSID DE0000402, Delaware”, https://aquacensus.com/water-systems/delaware/port-delmarva-inc-de0000402 (data as of October 1, 2026).