Geo-Environmental Services

GRAM Northwest delivers complete geology and hydrogeology services for clients.  Our services include supporting various environmental and water-resource projects involving wide-ranging groundwater and vadose-zone studies.  We offer a full spectrum of geo-environmental support, specializing in Site Characterization, Well Drilling and Construction Oversight, and Hydrogeologic Analysis.



Initial and Supplemental Site Assessments

Development of Characterization Plans

Sample Collection and Field Oversight

Field Data Collection and Onsite Analysis

Analytical and Field Data Interpretation

Development of Conceptual Site Models



Development of Field Planning Documents

Development of Drilling Contract Documents

Field Oversight of Well Drilling and Sampling

Geologic Analysis and Well Design

Field Oversight of Well Construction and Development

Field Documentation and Summary Reports



Aquifer Slug Tests and Pumping Tests

Field Sample and Data Collection

Particle Size (Sieve) Analysis and Interpretation

Interpretation of Hydrogeologic Data

Geophysical Log Interpretation

Groundwater and Vadose Zone Studies

Boat Support for Riparian, Aquatic, and Hyporheic Water Quality Monitoring


GRAM Northwest demonstrates the highest ethics in all business dealings with clients, employees, subcontractors, and competitors. At GRAM Northwest, our top priority is to conduct all work safely, to the highest industry standards, and in the most efficient manner possible.  The GRAM Northwest staff is highly experienced and highly qualified to consistently deliver a quality product.


With more than 200 years of combined experience, GRAM Northwest is a diverse science and engineering consulting company equipped with a wide range of interdisciplinary expertise in hydrogeology, geology, environmental science, environmental engineering, archaeology, cultural resources, technical writing and editing, and project management.


GRAM Northwest’s environmental and project-management professionals develop, design, and manage the implementation of a wide variety of environmental projects, providing both technical and field support on many small- and large-scale projects.  We consistently provide quality results and compliant solutions through superior service and timely performance.