Gredell Engineering offers environmental services that span practically all facets of the regulated community.
Our staff have exceptional knowledge and experience in compliance with federal, state and local jurisdictional requirements and permits and regulatory compliance. Through client and customer satisfaction and word-of-mouth advertising, Gredell Engineering’s reputation as a premiere engineering and environmental consultant throughout Missouri continues to grow and expand.
LOCAL, STATE & FEDERAL PERMITTING
Gredell Engineering is one of Missouri’s top engineering consultants in the areas of solid waste management, preliminary and detailed site investigations for environmental permits, permitting for environmental protection, operational consulting for regulated facilities and regulatory consulting. We have completed local, state and federal permit applications, preliminary and detailed site investigations and final designs for various commercial and industrial facilities across the state of Missouri.
- City/County Building & Zoning Permits
- United States Army Corps of Engineers (USACE) Section 404 Permits
- National Pollutant Discharge Elimination System (NPDES) Permits
REGULATORY COMPLIANCE / TECHNICAL ASSISTANCE
At Gredell Engineering, we apply a broad array of regulatory compliance and technical assistance services for utilities, industry, public agencies and private developers. Our resume includes the preparation of annual compliance calendars, environmental audits, annual and semi-annual air permit reports and emission inventory questionnaires, and employee training for utility waste management, municipal and commercial entities. Our services also include the preparation of project specific Health and Safety Plans (HASP), Quality Assurance Project Plans (QAPP) and Standard Operating Procedures (SOPs).
Compliance / Assistance Services
- Annual Compliance Calendar Preparation
- Environmental Audits
- Annual/Semi-Annual Air Permit Reports
- Emission Inventory Questionnaires
- Employee Training
- Preparation of Health and Safety Plans (HASP), Quality Assurance Project Plans (QAPP) & Standard Operating Procedures
Phase I & II Environmental Site Assessments (ESA) performed by Gredell Engineering follow the current Environmental Protection Agency (EPA) guidelines outlined in 40 CFR Part 312 Standards and Practices for All Appropriate Inquiry (AAI) and the American Society of Testing and Materials (ASTM) guidelines. Services include the review of regulatory databases; land title records, liens and easements; site visits; interviews; and site characterizations consisting of the collection of soil and groundwater samples.
- Limited Environmental Site Assessments
- Phase I Environmental Site Assessments (ESA), Phase II ESAs and Transaction Screens per ASTM Standards
- Brownfields & Voluntary Cleanup Program
- Missouri Risk-Based Corrective Action (MRBCA) Guidance
Gredell Engineering has diverse environmental experience related to hazardous waste, environmental auditing, environmental emergency response, and compliance assistance related to Resource Conservation and Recovery Act (RCRA) treatment, storage and disposal (TSD) facilities. Services include RCRA generator registration assistance, TSD permitting, preparation of remediation and site characterization work plans, Quality Assurance Project Plans (QAPP), and Health and Safety Plans (HASP). Our hazardous waste services include field support, environmental sampling, monitoring and quality control observation, toxic release inventory (TRI) reporting, and assistance with the necessary applications required to obtain local, state and federal permits.
Hazardous Waste Services
- Resource Conservation and Recovery Act (RCRA) Facilities
- Treatment, Storage, and Disposal (TSD)
- RCRA Generator Registration
- Toxic Release Inventory (TRI) Reporting
Gredell Engineering has the knowledge and experience providing the services related to petroleum leaking underground storage tanks (LUSTs) and aboveground storage tanks. Our staff have a thorough understanding of Missouri Department of Natural Resources (MDNR) and Missouri Department of Agriculture (MDA) rules, regulations, policies and procedures; the Petroleum Storage Tank Insurance Fund (PSTIF); and the Missouri Risk-based Corrective Action (MRBCA) Petroleum Storage Tank guidance document to execute assigned duties and interact with MDNR and MDA personnel in an efficient and cost-effective manner.
Storage Tank Servies
- Aboveground Storage Tanks (AST)
- Leaking Underground Storage Tank (LUST) Closure & Characterization
- Secondary Containment Structure Sufficiently Impervious Inspections
SPILL PREVENTION, CONTROL, & COUNTERMEASURES (SPCC)
Spill Prevention, Control, and Countermeasures (SPCC) plan preparation is another service we can provide at Gredell Engineering. In accordance with the requirements of 40 CFR Part 112, these services include a substantial harm criteria evaluation; site evaluation; inventory, type and contents of oil storage containers; discharge prevention measures and drainage controls; secondary containment evaluations; spill response countermeasures; and personnel training.
- Plan Development
- Inspections & Training
Phase I & II ESAs:
Completed Phase I & II Environmental Site Assessments (ESA) following the current United States Environmental Protection Agency (USEPA) and the American Society of Testing and Materials (ASTM) guidelines for a historic clay mining and brick manufacturing plant property in Morgan County, Missouri. Reviewed historical documents and public records; conducted interviews with past and current owners, the local historical society, and adjacent property owners; and performed a site characterization consisting of the collection of soil and groundwater samples. Compared the analytical results to current Missouri Risk-based Corrective Action (MRBCA) guidance Risk-Based Target Levels (RBTLs) and prepared ESA reports.
Brownfield/Voluntary Cleanup Program:
Development of a Remedial Action Plan and leaking underground storage tank (LUST) closure report for a petroleum contaminated site in Cole County, Missouri. Field activities included the collection of environmental samples and removal of petroleum-contaminated soil and LUSTs in accordance with the Missouri Risk-based Corrective Action (MRBCA) Petroleum Storage Tank (PST) technical guidance document. Project work was performed under the Missouri Brownfields Revolving Loan Fund administered by the Missouri Environmental Improvement and Energy Resources Authority (EIERA) with oversight by the MDNR Brownfields/Voluntary Cleanup Program (B/VCP).
Prepared a Spill Prevention, Control and Countermeasure (SPCC) Plan for a petroleum bulk storage facility in Franklin County, Missouri in accordance with the United States Environmental Protection Agency (USEPA) requirements of 40 CFR Part 112. The SPCC Plan included the identification of potential sources of oil discharges and provided solutions to minimize the possibility of discharge occurrence. Services included a site inspection, oil inventory, secondary containment evaluation, and the development of procedures and site plans.