PROFESSIONAL LICENSES
Licensed Professional Geologist (LG)—(Oregon, Idaho, Alaska, 1992) (Washington, 2002)
American Institute of Professional Geologists (AIPG) Certification, 1995
Department of Ecology UST Site Assessment and Decommissioner's Supervisor Licenses, 1992
PROFESSIONAL AFFILIATIONS
National Water Well Association
Association of Groundwater Scientist and Engineers
Geological Society of America
Society of Economic Geologists
American Association of Professional Geologists
PROFESSIONAL EXPERIENCE
Mr. Venchiarutti joined SCS in 1990. He has experience in the design and management of environmental investigations; implementation of soil, soil vapor, sediment and groundwater sampling programs; and site remediation. He is experienced with groundwater modeling and tracking contaminant plumes through a variety of media, and evaluating their impacts on human health and the environment.
Mr. Venchiarutti also has extensive experience with due diligence and compliance related issues, storm water management, underground storage tanks, hazardous waste minimization and spill plan preparation. He has managed numerous hazardous waste investigation projects including hazardous waste compliance and industrial discharge audits for facilities ranging from small businesses to large military bases. His stormwater related experience includes preparation of SWPPPs, construction and maintenance of BMPs, developing in-house stormwater monitoring programs, and training facility personnel.
Costco-Fresh Development PA/SI. Conducted a preliminary site assessment for Costco at a former Kmart retail facility in Bellevue, Washington. Based on historical site use, which included an automotive center and green house, a series of soil boring and groundwater monitoring wells were installed and soils and groundwater samples were analyzed. The presence of a nearby marsh and creek fill also required methane gas sampling. The results of the PA/SI were used to finalize the design and specifications for Costco’s proposed redevelopment.
Washington National Guard PA/SI. Washington Army National Guard, Watercraft Support Maintenance Center, Pier 23, Tacoma, WA. Dan assisted in a preliminary assessment involving a site inspection, review of historical records, interviews, assessment of local geology and hydrogeology, and evaluation of potential environmental contamination. Based on findings of the PA, a site investigation consisting of installation of monitoring wells and boreholes, and collection and analysis of soils, groundwater, and marine sediment samples was conducted.
Camp Zama Motor Pool PA/SI. Participated a preliminary assessment with site characterization at a motor pool facility at Camp Zama, Japan. The investigation involved and initial site inspection followed by the installation of soil borings and collection of subsurface soil samples. The study characterized the vertical and horizontal extent of long-term releases from several underground diesel storage tanks.
Yakama Nation Landfill Groundwater Investigation. Project hydrogeologist for an initial groundwater assessment for a closed landfill on the Yakama Reservation. Project included a detailed literature review of local and region aquifer systems, drilling three 150-200 foot deep borings and installation and sampling of groundwater monitoring wells. The collected data were used to develop a “common sense” monitoring program for the closed landfill.
CXY Chemicals Groundwater Assessments Squamish, B.C. Completed extensive soils and groundwater investigations at the site of former chlorate and chlor-alkali plants located on Howe Sound. Oversaw the installation and sampling of dozens of well points, monitoring wells on both facilities. Assisted with the development of a 3-layered, 3-D groundwater model to evaluate the discharge of mercury-contaminated groundwater to the adjacent marine waters. Provided oversight during the installation and operation of a pilot scale groundwater treatment system at the chlorate plant to remediation of chromium contaminated groundwater.
City of Seattle Charles Street Groundwater Investigations. Conducted a site investigation that delineated the extent of groundwater contamination at the City of Seattle's Charles Street maintenance yard and fueling station. After several years of groundwater monitoring petroleum hydrocarbon concentrations were decreased to the point where the City has been able to petition regulators for a no further action.
Rinker Site Assessments. Mr. Venchiarutti assisted in conducting subsurface soil investigations at a sand and gravel operation that included a concrete batch plant and an asphalt plant in Everett, Washington. The field investigations included the collection of soil, sediment, surface water and groundwater samples.
Hartman/Sheldon Property Investigation. Managed an environmental site assessment at a former junkyard to assess site contamination prior to a real estate transaction. SCS excavated a series of exploratory test pits, and used a Geoprobe drill rig to collected subsurface soil and groundwater samples for across the site. After sample analysis revealed several areas of contaminated fill, SCS developed a series of cleanup options to allow the expansion of our client’s manufacturing facility.
Kennametal, Inc., Vancouver, B.C., Environmental Site Assessments. Conducted a series of soil and groundwater site assessments at the Kennametal metals manufacturing facility. Soil borings and groundwater monitoring wells were installed at the facility to assess the distribution of heavy metals and associated contaminants.
Manhattan Village RI/FS. Project Manager for a staged remedial investigation at a dry cleaners facility located in the Manhattan Village Shopping Center in Normandy Park, Washington. Conducted soil and groundwater sampling at the site and, after discussions with the property owners and the Department of Ecology, the site was formally entered into Washington's Voluntary Cleanup Program. Provided recommendation and subsequently agreed on a cleanup approach consisting of active soil remediation (soil vapor extraction to remove the source of groundwater contamination and a five year period of groundwater monitoring. SCS successfully completed the soil cleanup, and groundwater monitoring is continuing at the site.
PACE Chemicals Property RI/FS. Project Manager for a remedial investigation at a former agricultural chemicals manufacturing facility located in a residential area in Kirkland, Washington. Completed an extensive soils and groundwater investigation to characterize residual soil and groundwater contamination. After confirming the presence of a chlorinated solvent groundwater plume, the costs and feasibility of remedial options were evaluated with the intent to restore the site to an unrestricted beneficial land use and allow for future development of single and multiple unit residential homes.
Lincoln Executive Center RI/FS. Project scientist for the due diligence effort pending sale of this 13-acre commercial property. Data collected during the installation of multiple soil borings and groundwater monitoring wells identified elevated concentrations of petroleum hydrocarbons and chlorinated solvents in the groundwater. The project was entered into Ecology's voluntary cleanup program (VCP). A long term monitoring program, coupled with a deed restriction prohibiting extraction and use of the shallow groundwater, was successfully negotiated with Ecology. The monitoring program will continue for up to five years, at which point a no further action (NFA) designation for the property will be requested.
Normandy Park Center Remediation. Project Manager for the independent cleanup of PCE contamination beneath the former Sooper Dry Cleaners site in Normandy Park, Washington. After preparing a remedial cleanup plan and negotiating with the Washington Department of Ecology, limited source removal including over 50 cubic yards of hazardous and non-hazardous soil was followed by the installation of a series of engineered controls to mange the remaining in-place residual soil contamination. A former dry well and three abandoned septic tanks were decommissioned and 6,800 pounds of hazardous waste septic sludge and over 2,500 gallons of hazardous waste septic tank water were removed from the site. Over 1,000 linear feet of new sanitary and stormwater utilities were installed as part of the engineered controls to isolate the remaining residual soil contamination and reduce future leaching to groundwater.
Wyckoff Superfund Site Pilot Scale Remediation. Prepared the Sampling and Analysis Plan and Quality Assurance Project Plan for monitoring the pilot scale thermal remediation PCP and creosote contamination at the Wyckoff/Eagle Harbor Superfund site located in Kitsap County, Washington. After the plans were reviewed and approved by USCOE and EPA, Dan managed the groundwater monitoring component of the remedial system.
Former Mercer Bus Barn Bioremediation. Monitored the operation of a large landfarming and soil bioremediation system during the treatment of 5,000 yards of gasoline and diesel contaminated soils in Seattle, Washington. SCS provided the design for the treatment pad and associated dewatering structures, and conducted all performance monitoring at the site. Field monitoring and soil sampling was routinely performed through the remediation to document the progress of the site clean-up.
RIPSAW Ecological and Human Health Risk Assessment. Managed a site investigation and human health and ecological risk assessment as part of an RI/FS at a former waste disposal site located on the RIPSAW aircraft gunnery range near Misawa Air Base, Japan. Field data collected during soil, sediment, groundwater and surface water sampling, and the results of extensive aquifer testing were used determine exposure pathways, define ecologically sensitive areas, and to identify the risks to human health.
Palmyra Hospital Dump Risk Assessment. Completed a qualitative environmental and human health risk assessment as part of an RI/FS at a former Navy hospital dumpsite on Quail Island located at Palmyra Atoll. The impacted areas of the site included a saltwater lagoon, vegetated shoreline and estuarine channel used to dispose of solid wastes, oils and hospital supplies. Based on the results of the risk assessment, the remoteness of the site, and the sensitivity of the surrounding environment to standard remedial technologies, a low-impact site cleanup and long-term risk management/natural attenuation was recommended for this site.
Tumon Gun Site Human Risk Assessment. Completed a qualitative human health risk assessment as part of an RI/FS at a former military dump located near Tumon Bay, Guam. Data obtained from surface and subsurface soil and groundwater sampling were used to assess the exposure risks from heavy metals, petroleum and unexploded ordnance, and to complete an evaluation of remedial alternatives for the site.
WMI Capital Disposal Landfill Groundwater Monitoring. Conducted data evaluation and reporting for the long-term groundwater monitoring program at Waste Management’s Capital Disposal Landfill, in Juneau, Alaska. As an Alaska registered professional geologist, Dan provides technical support and reporting for the groundwater, surface water and storm water monitoring programs at the site.
Clallam County Landfill Groundwater Monitoring. Managed and participated in the long-term groundwater monitoring at the closed Lake Creek Landfill, near Forks, Washington. SCS installed the groundwater monitoring system, characterized groundwater flow, developed the groundwater monitoring plan and performed quarterly groundwater sampling at the site. SCS succeeded in reducing the monitoring frequency at the site from quarterly to semiannually.
Seattle Center Groundwater Monitoring and Soil Remediation. Monitored the operation of a large landfarming and soil bioremediation system during the treatment of 5,000 yards of gasoline and diesel contaminated soils at an old bus barn site in Seattle, Washington. SCS provided the design for the treatment pad and associated dewatering structures, and conducted all performance monitoring at the site. Field monitoring and soil and groundwater sampling was performed quarterly through the remediation to document the progress of the site clean-up.
Cedar Hills Regional Landfill UST Closures and Site Characterization. Completed the environmental site assessments for a UST removal/replacement project during the upgrade of a large maintenance facility at the Cedar Hills Regional Landfill. Initially, a low-impact Strataprobe boring assessment was used to obtain site data to be incorporated into King County’s construction specifications and bidding documents. The UST closure assessment included the collection of soil samples from eight USTs, ranging to 20,000-gallons in capacity. SCS also helped the County sample, characterize and dispose of over 1,000 cubic yards of petroleum contaminated soil.
Friday Harbor Laboratory UST Decommissioning Assessment. Conducted site assessments for the decommissioning of 4 USTs at the University of Washington’s marine research laboratory in Friday Harbor. The tanks were closed under WAC 173-360 requirements, and replaced with new double-walled, aboveground storage tanks. Several hundred cubic yards of contaminated soil were removed from the site.
UW Motor Pool UST Closures and Site Assessment. Completed all the environmental site assessments for a UST removal/replacement project during the upgrade of the University of Washington’s main motor pool facility. Site information for the UW’s construction specifications and bidding documents was initially obtained by conducting a low-impact Strataprobe boring assessment. A total of 9 USTs, ranging to 10,000-gallons, were subsequently decommissioned at the site. Approximately 700 cubic yards of petroleum contaminated soil were characterized prior to off-site disposal. SCS also installed four shallow monitoring wells at the site to monitor petroleum contaminated groundwater.
Saskatoon Chemicals Operation Permit Regulatory Analysis. Completed a regulatory compliance analysis of a chemical plant in Saskatoon, Saskatchewan. The study included a site inspection, personnel interviews, and a review of the facility’s Permit To Operate and other documents. Recommendations included improvements to maintenance shops and dangerous goods storage, improved management of domestic sewage, secondary containment for fuel and chemical storage tanks, and repair of sumps discharging to storm water.
Waste Management Storm Water Pollution Prevention Plans. Prepared Notice of Intents (NOIs) and Storm Water Pollution Prevention Plans (SWPPP) for seven solid waste hauling and recycling facilities in Washington and Idaho. Work included site inspections, definition of Best Management Practices (BMPs), storm and sewer utility verification, and development of a yearly self-inspection checklist and preparation of the individual SWPPPs.
Washington National Guard Pollution Prevention Plan. Developed a comprehensive Pollution Prevention Plan (hazardous waste minimization) for Washington Army National Guard maintenance and training facilities, statewide. Work included a review of waste generation records, evaluation of operations, identification of waste recycling and reduction alternatives, cost benefit analysis, and preparation of a written 5 year plan for approval by the Washington Department of Ecology.
Storm Water and Spill Prevention Planning, Areojet Redmond Facility. Prepared facility-wide stormwater and spill prevention control and countermeasure plans for a large aerospace/rocket component manufacturer in Redmond Washington. Completed a Notice of Intent (NOI) form, Storm Water Pollution Prevention Plan (SWPPP) and Stormwater Monitoring Plan to comply with the state’s general industrial permit. Also completed a Spill Prevention Control and Countermeasure (SPCC) plan for managing petroleum based products and rocket fuels. Project included an inspection of the 70 acre facility, preparation of site maps and recommendation for appropriate Best Management Practices (BMPs).
Storm Water Sampling and Planning, US Gypsum Corp. Provided stormwater sampling and planning services for USG Corp’s facility in Auburn, Washington. In addition to conducting stormwater sampling, Dan prepared a stormwater monitoring plan for the site and trained facility personnel to conduct in-house stormwater sampling.
Storm Water Planning, Brem-Air Disposal & Olympic View Transfer Station. Completed a Notice of Intent (NOI) form and Storm Water Pollution Prevention Plan (SWPPP) for a large combined solid waste management facility located in Port Orchard, Washington. Project included an inspection of 4 stormwater infiltration ponds, preparation of site maps, development of a stormwater monitoring plan, and recommendation for appropriate Best Management Practices (BMPs) to ensure stormwater quality. Facility staff were also trained to conduct stormwater sampling in-house.
Washington National Guard SPCC Plans. Prepared SPCC Plans for 13 Washington Army National Guard facilities, including operational maintenance shops, tracked vehicle compounds and aircraft training facilities. Inspected oil and hazardous substance storage and handling, and assessed compliance with spill prevention and control regulations as specified in the Clean Water Act. Prepared recommendations for improving management practices and physical facilities to prevent of control spills.
Waste Management of Alaska Facilities SPCC Plans. Performed site inspections and prepared SPCC plans for four Waste Management facilities located in Anchorage, Wasilla, Soldotna and Fairbanks, Alaska. Work included preparation of oil and hazardous material inventories and site maps, identification of a spill prevent team, and definition of Best Management Practices (BMPs).
Oregon National Guard SPCC/ISCP Update. Prepared updates to SPCC Plans and Installation Contingency Plans for the Oregon Army National Guard at motor pool, OMS and armories along the Columbia River basin. Inspected selected oil and hazardous substance storage and handling facilities. Assessed compliance with spill prevention and control regulations. Prepared recommendations for improving management practices and physical facilities to prevent of control spills.
Facility Compliance Audit, Pendleton Flour Mills. Completed a regulatory compliance audit of the old Fisher Flour Mills facility located on the Duwamish River in Seattle, Washington. Work included a facility inspection, personnel interviews, and a review of the facility’s air, water and chemical storage permits and associated federal, state and local environmental documents. The audit results were summarized in an annual schedule to help the facility staff to meet their yearly environmental reporting requirements.
U.S. Marine Corps Industrial Discharge Survey, Okinawa, Japan. Managed an extensive survey of industrial discharges to storm water from seven U.S. Marine Corps bases located on Okinawa, Japan. The survey included the inspection of approximately 300 oil/water separator systems and over 50 unauthorized discharges that were impacted stormwater quality. The results of the field survey were used to identify any existing engineering deficiencies and to prepare Base Order SOPs for oil/water separator maintenance.
Saskatoon Chemicals Operation Permit Regulatory Analysis. Completed a regulatory compliance analysis of a chemical plant in Saskatoon, Saskatchewan. The study included a site inspection, personnel interviews, and a review of the facility’s Permit To Operate and other documents. Recommendations included improvements to maintenance shops and dangerous goods storage, improved management of domestic sewage, secondary containment for fuel and chemical storage tanks, and repair of sumps discharging to storm water.
Facility Compliance Audit, Pendleton Flour Mills. Completed a regulatory compliance audit of the old Fisher Flour Mills facility located on the Duwamish River in Seattle, Washington. Work included a facility inspection, personnel interviews, and a review of the facility’s air, water and chemical storage permits and associated federal, state and local environmental documents. The audit results were summarized in an annual schedule to help the facility staff to meet their yearly environmental reporting requirements.
Industrial Discharge Survey. Managed an industrial discharge survey and oil/water separator evaluation and inventory for seven U.S. Marine Corps bases on Okinawa and Honshu, Japan. Over 400 separate discharge sources were identified and evaluated for regulatory compliance. The efficiency of over 300 oil/water separators was calculated, deficient units were identified and engineering corrections proposed. The final report included a base order detailing standard operating procedures (SOP) for oil/water separators.
Spill Prevention and Contingency Plan. Preparation of a SPCC plan for an above ground diesel fuel storage facility at the NOAA weather station at Gowan Field in Idaho. Tasks include evaluating spill prevention measures, developing recommended corrective actions and modifications to operational practices, preparing a written prevention and response plan in accordance with Federal and State requirements.
Horns Rapids Landfill Groundwater Monitoring Plan and Statistical Program. Dan coordinated efforts for the City of Richland’s (Washington) ground water monitoring plan to be updated for compliance with WAC 173-351 requirements. He evaluated existing landfill ground water reporting software in order to automate their former reporting system. Using the GS/AS and Rockware programs specifically formatted for the Richland site, he assisted in the input of background and foreground monitoring data to statistically evaluate compliance with the new parameter standards. The annual report was prepared from the resulting data. The project provided the City with an up-to-date ground water monitoring program that satisfied the regulatory requirements and statistical analysis and reporting system that enables them to generate compliance reports internally.
Cedar Hills Regional Landfill UST Closures and Site Characterization. Completed the environmental site assessments for a UST removal/replacement project during the upgrade of a large maintenance facility at the Cedar Hills Regional Landfill. Initially, a low-impact Strataprobe boring assessment was used to obtain site data to be incorporated into King County’s construction specifications and bidding documents. The UST closure assessment included the collection of soil samples from eight USTs, ranging to 20,000-gallons in capacity. SCS also helped the County sample, characterize and dispose of over 1,000 cubic yards of petroleum contaminated soil.
Tulalip Landfill Superfund Site Closure, Marysville, WA. Provided technical support and quality assurance /quality control (QA/QC) review for leachate seep monitoring as part of a landfill closure project. Reviewed sampling and analytical reporting procedures to ensure data quality for the project.
Strandley/Manning RI/FS. Participated in remedial investigations at a former scrap yard located at the Strandley/Manning EPA Superfund site near Purdy, Washington. Field investigations included PCB and dioxin characterization of a 5,000 cubic yard soil pile, a boiler/incinerator unit and over 500 stockpiled drums. Dan also updated the remedial alternatives section of a preliminary feasibility study for the Strandley/Manning EPA Superfund site, including an Analysis of Applicable or Relevant and Appropriate Requirements (ARARs).
Sasebo Naval Base PCB Management Plan. Participated in the development of a PCB management plan for Sasebo Naval Base, Japan. The plan addressed compliance with both U.S., military, and Japanese regulations, standards, and guidelines. It addressed: inspection, training and maintenance procedures, development of a PCB elimination plan, update of the PCB inventory, testing of suspect dielectric fluid for PCB content, and development of an implementation plan coordinated with existing base systems and procedures.
Kunia Field Station PA/SI. Conducted an extensive preliminary assessment and site investigation at a military communications center at the Kunia Field Station in Oahu, Hawaii. The investigation included collection of several hundred shallow soil samples for immunoassay analysis for PCBs and petroleum hydrocarbons. Field splits were obtained for ten percent of the samples and submitted for standard laboratory testing to confirm the field screening results. Immunoassay field screening allowed for the inexpensive, rapid and accurate testing of suspect soils across a large investigative area.
Wyckoff Superfund Site Pilot Scale Remediation. Prepared the Sampling and Analysis Plan and Quality Assurance Project Plan for monitoring the pilot scale thermal remediation of polychlorinated phenols and creosote contamination at the Wyckoff/Eagle Harbor Superfund site located in Kitsap County, Washington. High temperature steam was injected into the contaminated media to mobile and capture PCP and creosote. After the plans were reviewed and approved by USCOE and EPA, Dan managed the groundwater monitoring component of the remedial system.
Washington National Guard PA/SI. Washington Army National Guard, Watercraft Support Maintenance Center, Pier 23, Tacoma, WA. Dan assisted in a preliminary assessment involving a site inspection, review of historical records, interviews, assessment of local geology and hydrogeology, and evaluation of potential environmental contamination. Based on findings of the PA, a site investigation consisting of installation of monitoring wells and boreholes, and collection and analysis of soils, groundwater, and marine sediment samples was conducted.
Washington National Guard Ruston Way RI/FS, Tacoma, Washington. Conducted soil, soil gas, sediment, building material and groundwater sampling for the remedial investigation at a former industrial shipbuilding facility located on Commencement Bay. The field data were incorporated into a human health and environmental risk assessment, and a Cleanup Action Plan (CAP) was prepared to address arsenic, lead, PAH, and PCB contamination at the site. Remediation was completed consistent with State and Federal requirements (funded under DERA), and an NFA was obtained.
