Has Si Nva05a, LLC And Si Nva05d, LLC had environmental violations?

DataCentersExposed tracks 1 EPA enforcement record linked to Si Nva05a, LLC And Si Nva05d, LLC.

Where is Si Nva05a, LLC And Si Nva05d, LLC located?

Si Nva05a, LLC And Si Nva05d, LLC is in MANASSAS, Manassas (city) County, VA.

Operating

Si Nva05a, LLC And Si Nva05d, LLC

Q: What do data center tax breaks cost in Virginia?

Virginia reported $1B in Data Center Retail Sales and Use Tax Exemption (Va. Code § 58.1-609.3(18)) for FY2024 (Virginia Joint Legislative Audit and Review Commission (JLARC) / Weldon Cooper Center). That is a statewide program figure, not attributable to one site.

9101 FREEDOM CENTER BOULEVARD · MANASSAS, Manassas (city) County, VA

Source: Primary source

Si Nva05a, LLC And Si Nva05d, LLC is an operating data center in Manassas (city) County, VA. DataCentersExposed has documented 1 tracked EPA enforcement record at this site.

Reporting by Eric Keller · Updated Jun 12, 2026

Report a concern at this facility Watch this facility (email alerts)

Real parent

—

Operator

—

Utility

Northern Virginia Elec Coop

Grid

PJM

Attribution & capacity confidence:mediumprimary source

Status · click to filter

Most sites are mapped — located but awaiting a second source. How we verify

Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.

Overview

source: link

No description yet.

In the news

source: Google News

Tax breaks & subsidies

source: Good Jobs First / GASB 77

No per-deal tax break is linked to this site yet. No state discloses the recipient of a data-center abatement at the facility level, so per-site deals are rare in the public record. If you have a development agreement or board resolution for this site, send it to us.

Statewide cost of this incentive

Virginia reported $1B in Data Center Retail Sales and Use Tax Exemption (Va. Code § 58.1-609.3(18)) for FY2024 (Virginia Joint Legislative Audit and Review Commission (JLARC) / Weldon Cooper Center). Program-wide, not attributable to this site.

source · All Virginia subsidies →

Water use

No public record of this facility's water use. We check state withdrawal reporting for self-supplied sites; municipally supplied sites only become visible through a public-records request to the local water utility — a per-facility request tool is coming. If you have a utility document for this site, send it to us.

EPA permits & violations

source: EPA ECHO

Clean Air Actno penalty
formal · reported 2025-11-05

Environmental permits

source: Permit register

Clean Air Act permitted sourceVA0000005168374246
NAICS 518210; ECHO compliance status: Violation w/in 1 Year
Clean Air Act permitted sourceVA0000005110701057
NAICS 518210; ECHO compliance status: No Violation Identified
Clean Air Act permitted sourceVA0000005115374224
NAICS 518210; ECHO compliance status: No Violation Identified
VA DEQ air permit (minor NSR)74079
Diesel backup-generator air permit. Program: mNSR. Reg. 74079.
VA DEQ air permit (minor NSR)74246
Diesel backup-generator air permit. Program: mNSR. Reg. 74246.
VA DEQ air permit (minor NSR)74224
Diesel backup-generator air permit. Program: mNSR. Reg. 74224.

What this site costs the grid

source: PJM RPM auction reports

Dominion (Virginia / NC) · 2027/28 auction

$333 /MW-day

Peaked at $444/MW-day in 2025/26 — 1.65× the rest of PJM

PJM's capacity auction sets a $/MW-day price that utilities pass on to every household and business in the zone. This site sits in PJM's DOM pricing zone, where soaring data-center demand is a documented driver. See the full zone-by-zone breakdown →

Separately, a typical home in this zone pays an estimated $4 to $10/mo more on the capacity portion of its bill that PJM's market monitor attributes to data-center demand. See your address's full impact →

Air quality near this site

source: AirNow

PM2.5

Moderate

Good

PM10

Good

Air Quality Index from the nearest AirNow reporting area (Northern Virginia), as of 2026-06-10. Regional context — not this facility's own emissions.

Who lives nearby

source: Census ACS 2023

Median household income

$129.5K

People of color

55%

Below poverty

Tract population

9,185

Demographics of the census tract this facility sits in (American Community Survey 5-year estimates). Environmental-justice context for who bears the local impacts.

Nearest school

source: HIFLD / NCES

The nearest public school, Unity Reed High in Manassas, is 0.7 mi from this site (2,316 students). 2 public schools sit within a mile of the site.

Schools are sensitive receptors for the noise, backup-generator exhaust, and traffic a large data center brings. Straight-line distance to the nearest public school (HIFLD/NCES, US public schools only).

Hearings timeline

No public-hearing records linked to this site yet. We surface planning-commission and board-of-supervisors dates when a record names a facility. If you know of a hearing on this site, tell us.