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Caltha LLP Project Summary Project: Phase II Investigation For Former WWTP Site Client: Prospective Buyer Location(s): Minneapolis / Saint Paul, Minnesota Metropolitan Area Key Elements: Phase 2 Site investigation, GPRS, Ground Penetrating Radar, Wastewater treatment...read more
Caltha LLP Project Summary Project: Phase 1 ESA For Historical Mixed Use Site Client: Prospective Buyer Location(s): Minneapolis, Minnesota Key Elements: Phase 1 Site investigation, Tier I Vapor Encroachment Screening Assessment, ASTM E2600-10 Overview: Caltha LLP...read more
What do I need to do when I remove an above ground tank? Above ground tanks are regulated under a number of Federal, State and in some places Local regulations. Which rules apply will depend on location, size and contents of the tank. In some cases, site...read more
South Dakota DENR General Permit for Stormwater Discharges Associated with Industrial Activities expired September 30, 2017, and has been administratively extended. DENR has sent a renewal notice to each permitted facility with instructions for submitting a Notice of...read more
Effective April 1, 2018, South Dakota's General Permit for Stormwater Discharges Associated with Construction Activities was reissued. New applications for permits must be submitted at least 15 days prior to the project start date on the new forms beginning May 1,...read more
The Iowa Department of Natural Resources general permit for industrial stormwater water discharges was revised in 2018 and the new permit became effective on March 1, 2018. The revised permit includes additional requirements which apply to those facilities that report...read more