SERVICES PUMPS APPLICATIONS ABOUT DEWATERING HUB RESOURCES CONTACT PRE-CONSTRUCTION SERVICES Griffin’s professional engineers can assist in the planning phase before construction begins. DEWATERING SYSTEM DESIGN Dewatering systems are custom designed & engineered to meet all project requirements. Engineers analyze site & hydrogeologic information to determine the following: Flow rates, time, system required Cost-effective solution to discharge dewatering effluent Treatment system design to meet permitted requirements Technical expertise, coupled with extensive experience, allows us to design effective solutions for any groundwater control project DEWATERING PLANS Dewatering plans determine how dewatering activities will integrate with your project. Creating plans before the construction phase keeps your project on schedule. BUDGETING Consider the risk and cost of falling behind schedule. We can assist with budgeting during the design phase to ensure there are no surprises later. PERMITTING Griffin is licensed to permit dewatering and treatment systems. Most of the U.S. requires permits for dewatering and groundwater discharge. Requirements vary by geography and permitting authority. LOCATIONS READY FOR YOUR PROJECT? GET A QUOTE CONNECT WITH US Services DEWATERING HUB PROJECTS LOCATIONS JOBS CONTACT © 2021 Griffin Dewatering

SERVICES PUMPS APPLICATIONS ABOUT DEWATERING HUB RESOURCES CONTACT GROUNDWATER TREATMENT & filtration We offer complete groundwater treatment and filtration services capable of removing, treating, and discharging site groundwater. ENGINEERING & DESIGN In-house engineering and design capabilities allow dewatering and water treatment to be supplied by a single source minimizing risk. MOBILE FLEET Mobile equipment and services bring our water treatment expertise directly to your site, saving time, & keeping system performance levels high. GROUNDWATER TREATMENT SYSTEMS ADSORPTION Adsorption removes heavy metals, VOCs, and other contaminants. Media beds target site-specific pollutants and can minimize required maintenance. FILTRATION Filtration removes contaminants that can be oxidized easily, such as suspended solids, iron, and other pollutants. Our bag and sand filters treat a wide range of constituents. SPECIALIZED SYSTEMS ADDRESS: PFOS, PFOA Hydrogen sulfide Arsenic, other heavy metals Radium, radon, uranium VOC contamination STANDARD SYSTEMS ADDRESS: Total suspended solids Iron Hardness pH DEEP EXPERTISE IN DEWATERING CONSTRUCTION DEWATERING READY FOR YOUR PROJECT? GET A QUOTE CONNECT WITH US Services DEWATERING HUB PROJECTS LOCATIONS JOBS CONTACT © 2021 Griffin Dewatering