Loudoun County

PEC stands with citizens to build excellent communities, relieve taxes and traffic, and protect open space in Loudoun. We work to maintain a balance between the towns, the suburbs and the country so residents can enjoy each of them.

Piedmont Environmental Council Statement on Department of Environmental Quality Variance Withdrawal

Piedmont Environmental Council Statement on Department of Environmental Quality Variance Withdrawal

The Virginia Department of Environmental Equality’s withdrawal of its proposed variance that would have allowed data centers to circumvent Virginia’s air pollution control regulations limiting the use of heavily polluting, industrial sized, emergency diesel generators is a step in the right direction, and although we’d like to think it’s an indication that DEQ recognizes its waiver would be harmful to human health and the environment, the DEQ notice unfortunately makes it clear that the agency has done the right thing for the wrong reason. 

PEC Presentation on Data Centers & Potential Reliance on Backup Diesel Generators

PEC Presentation on Data Centers & Potential Reliance on Backup Diesel Generators

On March 28, 2023, The Piedmont Environmental Council hosted a local information session in Loudoun County about a variance being proposed by The Virginia Department of Environmental Quality to allow Loudoun data centers to use their backup diesel generators more frequently during the coming summer.

2022 Land Conservation Totals

2022 Land Conservation Totals

Last year, landowners partnered with The Piedmont Environmental Council (PEC) and other land trusts and conservation agencies to permanently protect 6,651 acres of land in Albemarle, Clarke, Culpeper, Fauquier, Greene, Loudoun, Orange and Rappahannock counties.

Data Centers, Diesel Generators and Air Quality – PEC Web Map

Data Centers, Diesel Generators and Air Quality – PEC Web Map

PEC requested the air permits for all of the approximately hundred data center facilities covered under the proposed DEQ variance, including the number of commercial generators per facility. We determined that there are 4,632 commercial diesel generators in total and that these generators have a total capacity of 11.1 gigawatts of power. Our web map displays the data centers locations, as well as nearby schools, nursing homes and low income communities.

Take Action: The Air We Breathe Is at Risk

Take Action: The Air We Breathe Is at Risk

The Virginia Department of Environmental Quality (DEQ) is considering adopting a variance that would allow the data center industry to run backup diesel generators for longer and more frequent periods of time from March to July – allowing them to circumvent Virginia’s air pollution control laws that limit dangerous pollutants and emissions.

Fairfax, Loudoun, and Prince William Air Quality in Jeopardy

Fairfax, Loudoun, and Prince William Air Quality in Jeopardy

The VA Department of Environmental Quality (DEQ) is seeking comment on an order that will temporarily allow data centers in Fairfax, Loudoun, and Prince William counties to operate their generators for longer and more frequent periods of time due to projected grid instability issues during peak summer energy usage.

Nine-county land conservation totals 6,651 acres in 2022

Nine-county land conservation totals 6,651 acres in 2022

Last year, landowners partnered with The Piedmont Environmental Council (PEC) and other land trusts and conservation agencies to permanently protect 6,651 acres of land in Albemarle, Clarke, Culpeper, Fauquier, Greene, Loudoun, Orange and Rappahannock counties.