Expertise.
When You Need It Most.

High-quality, cost-effective
environmental consulting

Innovative environmental
services and solutions

Meeting our customers’
changing needs

How We Can Help You

For over 25 years, Cox-Colvin & Associates, Inc. has been recognized as a premier environmental consulting firm
serving a broad mix of private and public sector clients throughout the United States.

Data Management

Due Diligence and Brownfields

Environmental
Monitoring

Groundwater
Supply

Projects

Litigation
Support

Permitting and Compliance

RCRA/
CERCLA

Vapor Intrusion

Data Management

Cox-Colvin is well versed in handling large and complex datasets and has developed numerous GIS/Database management systems that are robust and tailored to meet specific project and client needs.

Our data management and related services include:

Data Importation from Legacy Systems
Data Normalization and Compilation
Physical File Capture and Storage
Geographic Information System (GIS) Application Development
Secure Internet-Enabled Database Access

Due Diligence and Brownfield Redevelopment

Cox-Colvin offers a wide range of due diligence and brownfield redevelopment services. These services identify and address potential environmental liabilities associated with property transactions and redevelopment.

Our due diligence and brownfield redevelopment services include:

Brownfield assessment and remediation
Phase I and II environmental site assessments
Asbestos and lead-based paint surveys
Voluntary cleanup
Brownfield grant funding applications and program management
Due care and continuing obligations assessment
Risk management and potential land use evaluation

Environmental Monitoring

Our professional staff of hydrogeologists, engineers, and environmental scientists conduct environmental monitoring on most, if not all, of our clients‘ projects.

Our environmental monitoring service include:

Groundwater and surface water
Soil and sediment
Indoor air
Sub-slab vapor and soil gas
Explosive Gas
Wastewater
Waste (for characterization)
Fence line ambient air
Statistics

Groundwater Supply, Exploration and Development

Cox-Colvin’s staff of professional hydrogeologists specialize in making hydrogeologic determinations that are necessary for the development, management, and protection of groundwater resources.

Our groundwater supply and related services include:

Hydrogeologic site assessment and characterization
Groundwater supply availability/feasibility studies
Aquifer testing and yield estimate
New well siting and well field design
Well maintenance and rehabilitation
Vertical and radial horizontal collector well design and performance evaluation
Source Water Protection
Bid specifications and construction oversight

Projects

Cox-Colvin has assisted our clients in the completion a wide variety of environmental projects over the years. These projects have been performed under diverse regulatory programs, a wide variety hydrogeologic conditions, and have involved a wide range of contaminant types and environmental media.

Litigation Support

Our experienced team of environmental professionals provides litigation support, expert opinion to clients nationally and have developed a reputation for technical integrity, working well with other consultants, and offering expert opinions based on sound science.

Our litigation support and related services include:

Second and Third-party oversight and document review
Expert testimony and depositions
Migration pathway and receptor analysis
Response action review and evaluation
Quantification of environmental liabilities
GIS/database applications for large, complex data sets
Data and document warehousing

Permitting and Compliance

Forward thinking organizations understand that successful business practices are increasingly linked to obtaining necessary permits as well as maintaining a framework of sound environmental compliance.

Our permitting and compliance services include:

RCRA permit applications, modifications, and renewals
NPDES permits, SWPPPs, and SPCC plans
Wastewater PTIs
TRI, Tier II, and biennial hazardous waste reporting
Cessation of regulated operation plans
RCRA closure and post closure plans and certifications
Variances from classification as a waste
Underground injection permits
Waste characterization
Air permitting, including PTIOs, PBRs, and de minimis demonstrations

RCRA/CERCLA

Cox-Colvin’s staff of RCRA and CERCLA professionals develop and implement comprehensive plans and have the knowledge to support navigating the regulations.

Our RCRA and CERCLA and related services include:

Closure of abandoned hazardous waste-sites
Remediation and Monitoring
Site characterization
Inspection and audit support
Underground Storage Tank Investigation and clean-up
Waste Characterization
Reporting Requirements

Vapor Intrusion

Cox-Colvin is an industry leader in Vapor Intrusion (VI) investigation and are globally recognized for our expertise in this field. We are versed in conducting VI projects in commercial, industrial, and residential properties, with minimal disruption and timely reporting.

Our vapor intrusion and related services include:

Conceptual Site Model Development
Vapor Intrusion Assessment
Sub-Slab Sampling
Soil Gas Sampling
Indoor Air Sampling
Sewer Gas Investigation
Mitigation
Source Area Characterization

Helping Everyone Large and Small

Our clients span the spectrum from primary metals, chemical, and consumer products manufacturers; to petroleum refineries, and permitted hazardous waste treatment, storage, and disposal facilities; to real estate developers and property management firms.

Law Firms

Steel Industry

Oil and Gas
(Upstream through
Downstream)

Water Utilities

Manufacturing

Metal wire fence with blurred background of chemical storage at the factory warehouse, Industrial workplace photo. Close-up and selective focus at foreground.

Hazardous Waste Industry

Solid Waste Industry

Energy Generation and Transmission

Expanded List

Our Experience At Your Service

As you get to know us, you will be impressed with our experience, recognize and value our credibility and integrity, and appreciate our responsiveness and commitment to you and your projects.