Public water system · VA3740650
ActiveNsa Hampton Roads, Portsmouth Annex
At a glance
Nsa Hampton Roads, Portsmouth Annex (PWSID VA3740650) is an active community water system in Virginia. It reports serving 6,072 people through 48 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by the federal government. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,072
Service connections
48
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Nsa Hampton Roads, Portsmouth Annex compare with other water systems in Virginia?
By EPA's size categories, Nsa Hampton Roads, Portsmouth Annex is a medium system (3,301 to 10,000 people). Across Virginia, the 2,420 active systems average 3,122 people each. Nationally, the average active community water system reports serving 6,703 people, so Nsa Hampton Roads, Portsmouth Annex is roughly in line with 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. Virginia has 844 active community water systems, 35% of the state's 2,420 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 162 Virginia systems (6.7%) list purchased surface water as their primary source.
Who owns and regulates Nsa Hampton Roads, Portsmouth Annex?
EPA lists Nsa Hampton Roads, Portsmouth Annex as owned by the federal government. The VA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.
Does Nsa Hampton Roads, Portsmouth Annex 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 Nsa Hampton Roads, Portsmouth Annex. For the latest compliance status, check EPA ECHO for current compliance history.
Nsa Hampton Roads, Portsmouth Annex: frequently asked questions
Who runs Nsa Hampton Roads, Portsmouth Annex?
Nsa Hampton Roads, Portsmouth Annex (PWSID VA3740650) is a community water system owned by the federal government. It is regulated by the VA state drinking water program.
How many people does Nsa Hampton Roads, Portsmouth Annex serve?
Nsa Hampton Roads, Portsmouth Annex reports serving 6,072 people through 48 service connections in Virginia.
Where does Nsa Hampton Roads, Portsmouth Annex 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 Nsa Hampton Roads, Portsmouth Annex have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Nsa Hampton Roads, Portsmouth Annex'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 the system's annual water quality report, EPA ECHO, or the VA state drinking water program.
Where can I find Nsa Hampton Roads, Portsmouth Annex's water quality report?
As a community water system, Nsa Hampton Roads, Portsmouth Annex 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 Virginia
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Fairfax County Water Authority | Fairfax | 1,121,613 | Community | Surface water |
| Virginia Beach, City of | — | 437,994 | Community | Purchased surface water |
| Newport News, City of | — | 407,300 | Community | Surface water |
| Chesterfield Co Central Water System | Chesterfield | 389,897 | Community | Surface water |
| Loudoun Water - Central System | Loudoun | 334,808 | Community | Surface water |
| Henrico County Water System | Henrico | 330,000 | Community | Surface water |
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, “Nsa Hampton Roads, Portsmouth Annex, PWSID VA3740650, Virginia”, https://aquacensus.com/water-systems/virginia/nsa-hampton-roads-portsmouth-annex-va3740650 (data as of October 1, 2026).