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Rex Tennant is the Environmental Chemist for Steptoe & Johnson PLLC with more than 22 years’ experience. Rex has experience in regulatory interaction, remediation, RCRA waste units, and water/wastewater treatment.  He also has significant experience in preparation of NPDES permit applications and renewals (individual and general) for manufacturing and commercial clients; Spill Prevention Control and Countermeasure plans preparation; Best Management Practices/Storm Water Pollution Prevention plan preparation; Groundwater Protection Plan preparation; performance of Phase I Environmental Site Assessments; preparation of SARA Toxic Release Inventories and Tier II Reporting; and preparation of reports for above ground storage tank installation and closure.

Memberships & Awards

American Chemical Society

Key Experience

Individual NPDES permit applications and renewals for multiple manufacturing clients
Chemistry reviews of raw materials, intermediates, and products for compatibility and fate/transport assessments
SARA Toxic Release Reporting determination through knowledge of chemistry

Work Experience

2020 Steptoe & Johnson PLLC
1997-2020 MSES Consultants, Inc.
1979-1996 Chemist, Lab Manager, Lab Director, Vice President, Sturm Environmental Services
1975-1979 Chemist, U.S. Army Environmental Hygiene Agency