Environmental Field Services
Attention LSRP's  - Who is collecting your samples?  Are they experienced?                 Viridian has been conducting Vapor Intrusion Assessments for over 10 years!
Vapor Intrusion Assessment ASTM Vapor Intrusion Standards Expert Soil Vapor Surveys Soil Gas Sampling Near Slab Sub-Slab Soil Gas Sampling Dry Cleaner Investigations Indoor Air Sampling Methane Surveys Vapor Intrusion Assessment and Design Soil and Ground Water Direct Push Sampling Excavation Sampling Monitoring Well and Potable Well Sampling Remediation Systems O&M Ground Water Treatment System O&M In-Situ Soil Remediation System O&M Air and Water Sampling Regulatory Reporting Process Review and System Troubleshooting Mobile Lab VOC Analysis by Method 8021 Metals Analysis by XRF Detect Methane, Hydrocarbons, Other Gases Detect Tracer/Leak Compounds Typically Run >40 Analysis per Day Provides Chemist/Consultant in the Field Supports Vapor/ Indooor Air Risk Assessment
Vapor Intrusion Services Vapor intrusion services are critical investigative tools when assessing potential contamination from dry cleaners, gas service stations and other sites using volatile organic compounds and chlorinated hydrocarbons. Viridian conducts soil vapor surveys to assess upward vapor intrusion risk from volatile chemicals We provide active, passive and flux chamber soil vapor surveys using EPA-supported and multi-state guidance methods We have conducted soil vapor surveys in CA, CT, MA, MD, NY, MT, NC, NJ, PA, and VA Viridian has demonstrated soil vapor collection techniques for regulators in USEPA Region II, Region III and in CT, MA, NC, NH, NJ, NY, and PA.
Ground Water Remediation System Operations, Maintenance, and Consulting Services Viridian has 20+ years experience in the operation, maintenance and repair of all types of ground water remediation systems We are licensed for Sub Surface Evaluation , UST Closure, and Wastewater Treatment (N-3) Our Water treatment experience includes: Air Stripping Biological Treatment Filtration Systems Chemical Injection Oil/Water Seperation pH Adjustment In addition to standard Operation and Maintenance (O&M) services, Viridian offers: Discharge Monitoring Report (DMR) Preparation Operation and Maintenance (O&M) Manual Preparation Health and Safety Plan (HASP) System Process Review (SPR) Reports Operator Training at Client Facility