Preparation & Processing of Environmental Documents

Tierra Environmental Services is a San Diego, California-based consulting firm that specializes in preparation and processing of Environmental Assessments (EAs) for Native American tribes. We also specialize in identification, evaluation, and management of cultural and biological resources, and maintain expertise necessary to evaluate all other environmental issues associated with tribal development projects.

Incorporated in July 1993, Tierra Environmental Services prides itsself as a  consulting firm specializing in the preparation and processing of environmental review documents pursuant to the National Environmental Policy Act (NEPA), National Historic Preservation Act (NHPA), Endangered Species Act (ESA), and California Environmental Quality Act (CEQA).


Trusted Experience

Our experience comprises preparation and processing of the full range of environmental documents including Environmental Assessments (EAs) and Environmental Impact Statements (EISs) pursuant to NEPA, Environmental Impact Reports (EIRs), Negative Declarations (NDs) and Mitigated Negative Declarations (MNDs), Initial Studies, and other documentation pursuant to CEQA, and Joint documentation for projects to both NEPA and CEQA.


We  provide a full range of cultural resource studies in compliance with NEPA, NHPA, other Federal laws, and CEQA. We also specialize in projects that require Native American consultation and ethnographic, ethnohistoric, and historic research pursuant to Section 106 of the NHPA, including the identification and evaluation of Traditional Cultural Properties (TCPs) under the guidelines of National Register Buletin 38.

Contact Us

Let us know if we can help you on your next endeavor. Our staff will gladly contact you about possible ways we can assist.

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Our Office

10650 Scripps Blvd., Suite 105
San Diego, California 92131
Office:(858) 578-9064
FAX: (858) 578-3646
e-mail: TierraEnv@aol.com