Environmental Remediation And Treatment Solutions

We stand ready to tackle environmental stewardship challenges across air, land, and water. Leveraging advanced technologies, our team delivers innovative solutions that create a cleaner, safer planet for our customers and future generations. Whether it’s hazardous, toxic, or radioactive waste (HTRW) remediation, contaminant hydrogeology, or subsurface monitoring, our multidisciplinary toolbox and expertise empower us to find the most cost-effective strategies. We help clients reduce long-term liability, safeguard human health, and preserve the environment every step of the way.

Solutions For A Cleaner Planet

Our environmental programs guide clients from the initial assessment and design phases all the way through project closure and long-term monitoring and maintenance. By partnering with us, customers benefit from comprehensive regulatory compliance and effective risk management at every stage. Our capabilities span detailed design, procurement, contract administration, project and construction management (PM/CM), and post-remediation monitoring. These are seamlessly delivered through a collaborative experience that increases innovation, reduces risk, and improves cost efficiencies.

Groundwork

We deliver comprehensive ground remediation solutions, addressing everything from the simplest contaminants to the most complex and high-risk environmental challenges. Our forward-thinking team prioritizes sustainable and cost-effective approaches, ensuring that our clients achieve optimal project delivery and operational efficiency while minimizing environmental impacts and conserving natural resources.

Mining Environmental Management & ZEM icon

Mining Environmental Management And ZEM

Oil And Gas Decommissioning

Munitions And Chemical Warfare Materiel Remediation

Geophysics

Thermal Remediation

Water Solutions

Our experience in delivering water solutions is unparalleled. Our full spectrum of capabilities, combined with our in-house state-of-the-art treatability and R&D laboratory, empowers our team to pioneer cutting-edge solutions for even the most complex water challenges, ensuring that every client benefits from innovation, efficiency, and proven results.

PFAS

Sediment Remediation

Water Treatment And Reuse

Groundwater Remediation

Water And Wastewater

Making A Positive Environmental Impact

Our commitment to environmental stewardship and regulatory compliance ensures that our projects not only meet legal requirements but also contribute to the long-term well-being of ecosystems and communities.

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Featured Projects

Onondaga Lake Cleanup – Syracuse, NY

Sustainable Restoration Onondaga Lake is located northwest of Syracuse, NY, extending 4.6 mi long and 1 mi across. Nearly 100 years of population growth and industrial activity significantly impacted Onondaga […]

Seattle Seawall Project – Seattle, WA

Waterfront Resiliency For more than 75 years, the original Seattle Seawall—built between 1916 and 1934 using 20,000 old-growth timber piles—protected the city’s waterfront, but due to seismic vulnerability, aging, and […]

Syrian Chemical Weapons Elimination Project – Mediterranean Sea

Global Security The destruction of a chemical agent arsenal in the Mediterranean Sea was undertaken with funding from the Nunn–Lugar Cooperative Threat Reduction (CTR) Program. Established in 1991, the CTR […]

Al Seeb Wastewater Project – Muscat, Oman

The Al Seeb Wastewater Project involved building the first wastewater management system in Muscat, Oman; and is the primary element of the Muscat Wastewater Master Plan. Its function is to […]

Southern Nevada Water Authority Program And Construction Management — Las Vegas, Nevada

Since 1993, Parsons has provided program and construction management services to the Southern Nevada Water Authority (SNWA)—the agency responsible for addressing Southern Nevada’s water needs—on its major capital program. Our […]

Giant Mine Long-Term Remediation Project – Yellowknife, Canada

Giant Mine is an abandoned, 2,300-acre, gold mine near Yellowknife, Canada, about 250 miles south of the Arctic Circle. The mine operated from 1948 to 2004 under a series of […]

San Francisco Southeast Water Pollution Control Plant – San Francisco, CA

We are providing programmatic construction management (PCM) services at the San Francisco Public Utilities Commission’s (SFPUC’s) Southeast Water Pollution Control Plant (SEP). Our Services Project Background What Is The Southeast […]

Hialeah Reverse Osmosis Water Treatment Plant – Hialeah, FL

The City of Hialeah was faced with the need to increase its water supply capacity and provide an alternative water supply to the Biscayne Aquifer. The City constructed a new […]

Miami-Dade Water and Sewer Department Consent Decree PM/CM – Miami, FL

As a major sub-consultant on the Miami-Dade Water and Sewer Department Consent Decree Program Management/Construction Management Team, we provided project validation, planning, design consultant management, technical reviews, risk management, quality […]

Deer Creek Sanitary Tunnel And Pump Station —St. Louis, MO

We have been working with the Metropolitan St. Louis Sewer District (MSD) since 2011 on the Deer Creek Sanitary System Program, and in 2016 design work was completed for the […]

Safeguarding Health And Safety At Canada’s Giant Mine

From 1948 to 2004, owners of the Giant Mine in Yellowknife, Northwest Territories, Canada, extracted more than 7 million ounces of gold. These riches left behind significant contamination – as […]

Environmental Surveillance Of Pathogens

Technical Webinar Series Background/Objectives The recent COVID-19 pandemic has sensitized the public, government, and scientific community to the threat of pathogens that may spread by air and water. However, the […]

Energy And Climate Resilience For Environmental Remediation

A Technical Webinar Series Background/Objectives We strive to increase resilience and sustainability for our client’s projects and portfolios through a holistic approach that incorporates innovative approaches and provides added value. […]

“Green” Hydrogen — The Fuel That Leaves No Carbon Footprint

The United States—and the world—wants to achieve carbon neutrality by the year 2050. Hydrogen (H2) is an attractive alternative energy source because of its high energy density (141.8 x 106 […]

Parsons Supporting $1.1 Billion Army Munitions Identification And Recovery Effort

CENTREVILLE, VA (Oct. 21, 2021) – Parsons Corporation (NYSE: PSN) today announced the award of a potential ten-year, $1.1 billion multiple award task order contract (MATOC) by the United States […]

Cleaning Up The Hole Of Hades

4825 Glenbrook Finishing Ceremony Concludes 28-Year Spring Valley Remediation We frequently say that Parsons creates a safer world – and on November 23rd, Project Manager Sean Buckley represented Parsons in […]

Operating a Dynamic Man-Portable Vector (MPV) Sensor at Hurricane Mesa Test Site in Utah.

Identifying A Geophysics Winning Streak

Our munitions response team is on a winning streak this year thanks to the foresight of geophysicists and project managers who, 15 years ago, recognized the opportunity potential in emerging sensor technology. Now called advanced geophysical classification (AGC) sensors, our expertise with this technology differentiated Parsons’ capabilities from those of competitors.