Our Services

On any given day, you may find TRINITY personnel: Investigating large-scale subsurface contaminants. Performing CERCLA and RCRA preliminary assessments, site inspections, remedial investigations, and feasibility studies. Sampling surface and subsurface soil, ground and surface water, air, and other media. Developing two and three-dimensional groundwater models. Providing permit support (initial and renewal). Formulating forest fire prevention and control plans. Providing NEPA services for infrastructure upgrades and roadway expansion. Supporting emergency spill cleanup. Offering landfill services for local counties and municipalities.

TRINITY has a proven track record of assisting our clients, both federal and private/municipal, in navigating the complexity of environmental regulations and permit requirements to develop and implement cost effective compliance strategies. From the broad-sweeping rules for Greenhouse Gas Emissions and Hazardous and non-Hazardous Solid Waste management, to the more prescriptive reporting requirements of EPCRA, TRINITY has consistently provided expertise to support our clients’ regulatory programs to ensure business continuity and mission sustainability. Our technical staff have hands-on experience developing custom compliance strategies down to the shop floor level to meet and exceed environmental requirements at an affordable cost. Our suite of Environmental Compliance Competency includes:

  • Clean Air Act (CAA) permitting and reporting
  • Solid Waste Management and landfill compliance
  • Hazardous Waste Management
  • Pollution Prevention Opportunity Assessments (P2OA)
  • Spill Prevention, Control and Countermeasures (SPCC)
  • Compliance Audits
  • Stormwater Management Planning (Industrial, Construction, and MS4)
  • NPDES permitting and reporting
  • Safe Drinking Water Act (SDWA) compliance
  • Sustainability Planning
  • Emergency Planning and Community Right-to-Know (EPCRA) reporting
  • Storage tank compliance
  • Environmental training

TRINITY has investigated and assessed environmental conditions at numerous government and private sector sites across the United States and abroad, under a variety of contract vehicles (unit rate, fixed price, and performance-based). We provide science-based, practical experience in solving our customers’ complex site conditions.  Our technical staff and field crews are experienced with a wide variety of hazardous wastes and chemicals; petroleum, oil, and lubricants; hazardous building materials; and munitions constituents.  TRINITY’s approach considers our customers environmental risks in balance with comprehensive financial analyses and accurate scheduling forecasts. We understand that your environmental issues impact your ability to perform, whether it is power generation, manufacturing, or readying your military mission.  Therefore, our job is to get in and out as quickly and efficiently as possible, while providing technically proficient results.  Our team identifies the constituents of concern, characterizes site-specific conditions, ensures the site conceptual model is correct, quantifies human health and ecological risks, and addresses both regulatory and public concerns to ensure our clients’ specific requirements are met.

Specific areas of investigation study and program expertise include:

  • RCRA Investigations (RFI/CMS)
  • CERCLA Investigations (PA/SI/RI/FS)
  • State-specific environmental programs
  • Long-Term Monitoring (LTM)
  • Down-hole geophysics/Surface geophysics
  • Cone penetrometer testing (CPT)
  • Discrete, direct-push soil and groundwater sampling to define the extent of contamination
  • Membrane interface probe (MIP) contaminant delineation
  • Soil boring and monitoring well installation
  • Aquifer testing and 2D/3D modeling
  • Global Positioning System (GPS) surveys
  • Data interpretation techniques: CADD, GIS, and modeling
  • Data validation, ERPIMS, and Quality Control Summary Reports

TRINITY routinely manages and/or self-performs diverse remedial actions.  TRINITY approaches all site remedial actions in a cost-effective, value-added manner—clearly identifying the extent of our clients’ potential environmental liability and, where possible, incorporating sustainable “green” technologies and business practices. We understand the need to minimize costs, while at the same time achieving effective remediation of every site.

Specific areas of remedial design and remedial action expertise include:

  • AS/SVE/Bioventing/Multi-phase Extraction
  • ORC® and HRC®
  • Air stripping and activated carbon absorption systems
  • Groundwater extraction/treatment
  • In-situ Chemical Oxidation
  • Landfill caps/covers
  • Bioremediation
  • Asbestos/lead abatement and demolition
  • UST/AST removal, upgrades, and replacement
  • Long-Term Monitoring (LTM)/Long-Term Operations (LTO)

TRINITY understands the importance of integrating environmental considerations throughout all stages of the planning process. We work collaboratively alongside our customers to ensure compliance with Federal, state, and local regulations, while ensuring timely delivery and quality work products.  We provide science-based, practical experience in solving our customers’ planning requirements. TRINITY’s approach balances environmental risks with comprehensive financial analyses and accurate scheduling forecasts.  Our job is to quickly and efficiently analyze potential environmental effects of planned actions, assist in identifying minimization efforts to reduce these effects, and ensure project goals are met and implemented without delay.

Our technical staff have experience working with a wide variety of disciplines, and have an average 20-years of experience as environmental professionals. Our multi-disciplinary staff offer a wide array of professional expertise including preparation and management of:

  • National Environmental Policy documents, including Environmental Impact Statements (EISs), Environmental Assessments(EAs), and support for Categorical Exclusions (CATEXs)
  • Executive Order 12114 documents, including Overseas Environmental Assessments (OEAs)
  • Environmental Baseline Surveys (EBSs)
  • Navy Encroachment Plans
  • Coastal Zone Management Act (CZMA) determinations
  • Endangered Species Act Section 7 consultations (formal and informal)
  • Marine Mammal Protection Act Permits
  • NHPA/NRHP consultations
  • Tribal consultations
  • Public Involvement Plans

TRINITY’s NEPA experience includes actions such as:

  • MILCON Projects
  • S. Navy Training and Testing Activities
  • New general aviation airports
  • General aviation airport taxiway and runway improvements
  • Roadway Expansions
  • Roadway Improvements
  • Shoreline Restoration
  • Building Demolition/Restoration
  • Aircraft Beddowns
  • Airfield Improvements
  • National Park Service river access facilities

We have supported projects in numerous states across the United States including: Florida, Georgia, Tennessee, South Carolina, Ohio, Pennsylvania, New York, Virginia, California, Colorado, South Dakota, Indiana, Texas, Alabama, Hawaii, and New Mexico. We also have experience supporting overseas projects in Germany, Japan, and Canada.

TRINITY provides on-site federal facilities support at numerous government sites nationwide under a variety of contract vehicles (unit rate, fixed price, performance-based, and time and materials cost reimbursable). TRINITY’s DCAA auditable cost accounting system and IT and cyber security systems together with our world class Program Management capabilities and Human Resources team create the necessary infrastructure package to meet federal facilities’ on-site staff support demands. With an in-depth understanding of facility mission and technical/site-logistical needs of our federal clients, TRINITY applies a tailored staffing approach to each client site depending on specific technical requirements of the positions at a competitive price for short and long-term assignments.

Below are just a few of our current federal facilities technical on-site support programs:

  • Army Installation Multi-Media Environmental Program Management
  • Aerospace Ground Equipment (AGE) Maintenance and Corrosion Control
  • Explosive Ordnance and Static Display Maintenance and Corrosion Control
  • Waste Water Treatment Plant (WWTP) Operations and Maintenance
  • Natural Resources Management
  • Forestry and Wildlife Management
  • Remediation System Operation and Maintenance
  • BRAC Facility Post Closure
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We invite you to explore this website to gain a sense of our services, qualifications, and experience. Please don’t hesitate to call our office at 850-613-6800 or email us at info@trinityadc.com.