ENR Top Environmental Firm

GLA was ranked #134 (up from #137) on the 2024 Engineering News-Record (ENR) Top 200 Environmental Firms list. GLA and its wholly owned subsidiaries, including  Clear Creek Associates,  Daniel B. Stephens & Associates, Kunkel Engineering Group, Geo-Logic Perú, Summit Water Resources, and The MINES Group provide environmental consulting and engineering services to reduce risks to human…

Effective-Stress Site Response Analysis Published

Seismic site response analysis is an analysis performed to evaluate the behavior of soil deposits and/or earthfill facilities such as landfills and dams when subjected to strong ground shaking.  The most advanced version of this analysis is called effective-stress site response analysis because it includes seismically-induced pore water pressure generation and dissipation.  Effective-stress analysis is…

The ART of Water Wells by Marvin Glotfelty

  The ART of Water Wells: Technical and Economic Considerations for Water Well Siting, Design, and Installation by Marvin Glotfelty, R.G., was recently published by The National Ground Water Association (NGWA) Press. The text is written for anyone working in the groundwater field—well designers, contractors, engineers, water managers, and hydrogeologists. The book discusses practical techniques…