Water / Wastewater

For more than 50 years, PC has specialized in water and wastewater construction. Our long presence in this market has allowed us to pioneer the use of collaborative delivery methods and successfully incorporate the latest treatment technologies.

We understand the challenges of executing complex construction activities at operating plants or greenfield sites – and have the expertise to manage them. Projects benefit from our reliable cost estimating, interactive planning and preconstruction, self-perform capabilities and dedicated teams of employee-owners. We maintain the highest quality and safety standards and focus on seamlessly integrating construction and plant operations to deliver projects on schedule and within budget. Our commitment to excellence makes us a trusted partner our clients rely on time and time again.


Water and Wastewater Projects Completed


Collaborative Delivery Water/Wastewater Projects


Water/Wastewater Project in the US by ENR

Water / Wastewater Projects

Arlington Re-Gen Biosolids Upgrade incorporates thermal hydrolysis process (THP)

Arlington Re-Gen Biosolids Upgrade

Arlington, VA

WSSC Piscataway WRRF Bioenergy Project Site Overview

WSSC Piscataway WRRF Bioenergy Project

Accokeek, MD

Atlanta Water Supply Program Pump Station and Quarry

Atlanta Water Supply Program

Atlanta, GA

Henry Fork WWTF Solids Handling Facilities Upgrade Rendering

Henry Fork WWTF Solids Handling Facilities Upgrade

Hickory, NC

Water Treatment Plant

Richland Creek Water Supply Program

Dallas, GA

Treatment Plant

Killian Creek WWTP Phase 3 Upgrades

Stanley, NC

Stuart WTP Reverse Osmosis Facility for PFAS Removal

Stuart WTP Reverse Osmosis Treatment Facility

Stuart, FL

Blue Plains AWWTP Main Process Train

Washington, DC

Westside Regional WRF Improvements

Daytona Beach, FL

Intrenchment Creek WRC Decommissioning and South River WRC Primary Clarifiers

Atlanta, GA

Treatment Plant

Potomac Water Supply Program Trap Rock Water Treatment Facility

Leesburg, VA

Treatment Plant Building

Mallard Creek WRF and Lee S. Dukes WTP Standby Power and Electrical Improvements

Charlotte & Huntersville, NC

PurposeEnergy Middlebury Resource Recovery Center / Anaerobic Digester

PurposeEnergy Middlebury Resource Recovery Center

Middlebury, VT

Ralph Brennan WTP Gravity Filter Upgrade

Daytona Beach, FL

Treatment Plant Facilities

Blue Plains AWWTP Wet Weather Treatment Facility

Washington, DC

PurposeEnergy Anaerobic Digester

South Burlington, VT

Palm Beach County WTP No. 2 Construction

Palm Beach County WTP No. 2 Improvements

West Palm Beach, FL

Manchester WWTF Solids Train Upgrade

Manchester WWTF Solids Train Upgrade

Manchester, NH


Westside Regional WRF Biosolids Dewatering System Improvements

Daytona Beach, FL

Electrical Panels

Lynchburg WWTP CSO Reduction Improvements

Lynchburg, VA

Treatment Plant

Binghamton-Johnson City Joint STP BAF Restoration

Vestal, NY

Treatment Plant Facilities

Hanahan WTP Plate Settler Basins and Solids Handling Improvements

Hanahan, SC

Large Tanks

Noman M. Cole, Jr. PCP Solids Processing Rehabilitation

Lorton, VA

Pump Station

Pump Station S-5A Repowering and Automation

Loxahatchee, FL


Brunswick WWTF Upgrade Phase 1

Brunswick, ME

Cox Creek WRF Enhanced Nutrient Removal Upgrade Site

Cox Creek WRF Enhanced Nutrient Removal Upgrade

Curtis Bay, MD

Pump Station

Potomac Water Supply Program River Intake and Pumping Station

Leesburg, VA

Frederick WWTP ENR Upgrade

Frederick, MD

Treatment Plant Facilities

Blue Plains AWWTP Filtrate Treatment Facility

Washington, DC

Treatment Plant Facilities

Blue Plains AWWTP Final Dewatering Facility

Washington, DC

Palm Coast WWTP No. 2

Palm Coast, FL

Treatment Plant Facilities

Hopewell Regional WWTF Phase II Nitrogen Removal Improvements

Hopewell, VA

Treatment Plant

Shakerag Water Reclamation Facility

Suwanee, GA

Maryland City WRF Expansion

Laurel, MD

37th Street WTP Phase III Upgrade

Norfolk, VA

Kent County Regional Resource Recovery Facility Nutrient Removal and Capacity Expansion

Milford, DE

Treatment Plant Facilities

UOSA Regional WRP Upgrade and Improvement Projects

Centreville, VA

Tupelo Bayou WWTP

Conway, AR

Lonoke White WTP and Intake Structure

Pearson, AR

McMillan Stormwater Storage

Washington, DC


Atlantic WWTP Cogeneration System

Virginia Beach, VA

Water Reclamation Facility

Yellow River WRF Improvements

Lilburn, GA

Blue Plains AWWTP ENR First Contract Slurry Wall and Tankage

Washington, DC

Abingdon WTP Expansion

Abingdon, MD

Treatment Plant Facilities

Atlantic WWTP Expansion Phase 1, Contract C

Virginia Beach, VA

Treatment Plant

H.L. Mooney WRF Expansion and Upgrade Stage 2

Woodbridge, VA

Water Treatment Plant

Corbalis WTP Phase III Upgrade

Herndon, VA

Durbin Creek WWTP Improvements

Fountain Inn, SC

Broad Run WRF Contracts 2 and 3

Ashburn, VA

Pelham WWTP Upgrade and Expansion

Greenville, SC

Port Royal Island WRF

Port Royal, SC

Purrysburg WTP

Hardeeville, SC

David L. Tippin WTF Upgrade

Tampa, FL