Cresta Hydrologics

Cresta Hydrologics, LLC is a water resources consulting firm based in Denver, Colorado, focused on sustainable water management and environmental protection. Led by principal Donald Anderson, the firm provides technical expertise to community organizations, nonprofits, and government agencies, particularly in Latin America and the Caribbean. It helps clients pursue grant funding and bring together professional expertise to address priority water and environmental needs. Cresta also welcomes small assignments, including technical report reviews, spreadsheet analysis, and technical training, and offers reduced rates to nonprofits.

Its services include hydrologic modeling and analysis to assess water movement, storage, availability, erosion, and sediment transport, including the effects of land-use and water-management changes. The firm also supports water resources planning and protection, helping identify priorities and develop watershed strategies that protect water quality and manage resources across river basins. Workshops and training provide structured learning for water users, reservoir managers, community organizations, and environmental groups. Listed clients include the American Institute of Hydrology, The Nature Conservancy, and the Colorado River Water Conservation District.