Category Archives: Environmental

Groundwater Treatment Plant Operations and Maintenance

Silresim Superfund Site Lowell, Massachusetts Watermark was awarded a contract to monitor contaminated groundwater and to perform Operations & Maintenance (O&M) at the groundwater treatment plant (GWTP) at the Silresim Superfund Site. Watermark’s personnel have been involved at this challenging site since the GWTP was designed and constructed in 1994.  The source area was approximately 4 acres in size and contaminated with non-aqueous phase liquids (NAPLs) consisting of many types of organic solvents. Watermark handles hazardous waste on a daily basis.  On average, Watermark has shipped approximately 100 drums of hazardous waste per year.  To date, Watermark has handled and…

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This entry was posted in Commercial, Environmental, Operations & Maintenance on by .

Remedial Action Operations and Long Term Monitoring

Former Brunswick Naval Air Station Brunswick, Maine Watermark was awarded a Remedial Action Operations (RAO) and Long Term Monitoring (LTM) contract with Naval Facilities Engineering Command (NAVFAC) Mid-Atlantic.  Watermark conducted the Operations & Maintenance of the groundwater extraction and treatment system (GWETS) and performed LTM at the Former Naval Air Station (NAS) Brunswick, Maine.  Since 2011, the GWETS treated a large dissolved phase chlorinated volatile organic plume, which covered approximately 61 acres in what is known as the Eastern Plume.  Semi-annual LTM and reporting are conducted at 6 sites encompassing over 100 wells. Watermark’s initial effort was to review and…

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This entry was posted in Environmental, Federal, Operations & Maintenance on by .

Sewer Force Main Condition Assessment and Repair

Portsmouth Naval Shipyard Kittery, Maine Watermark was awarded a Maintenance and Construction Job Order Contract (MCJOC) by the U.S. Navy to provide facilities and public works related construction, repair and maintenance services including planning, engineering and construction for federal installations located in Maine, New Hampshire, New York, Vermont, Massachusetts, Connecticut and Rhode Island. This project consisted of several tasks including inventorying the existing conditions of the sanitary sewer collection system, conducting continuous flow monitoring including salinity and pH monitoring, monitoring rainfall and tidal fluctuations, analyzing and categorizing data flow, performing manhole inspections and preparing a Sewer System Evaluation Survey Report…

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This entry was posted in Design & Consulting, Environmental, Federal, Project Type, Projects on by .

Remedial Investigation

Fletcher’s Paint Works and Storage Facility Superfund Site Milford, New Hampshire Watermark prepared a Remedial Investigation (RI) Report for Operable Unit 2 (OU2) at the Fletcher’s Paint Works and Storage Facility Superfund Site. The Site was officially listed on the National Priorities List (NPL) by the USEPA on March 31, 1989, as a result of investigations related to the 1984 closure of the Keyes Municipal Supply Well. The detection of Volatile Organic Compounds in the Keyes Well by the New Hampshire Department of Environmental Services triggered the removal of the Keyes Well from service and prompted a series of investigation…

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This entry was posted in Design & Consulting, Environmental, Federal, Project Type, Projects, Services on by .

Wastewater Discharge Sampling and Reporting

Food Manufacturing Facility Northeast, Massachusetts Watermark provided wastewater discharge sampling, reporting and permitting services for the facility’s discharge permit compliance program. The project required close coordination with the City’s Publicly Owned Treatment Works (POTW).  Sampling was comprised of both grab and composite samples, utilizing an ISCO Auto Sampler and conducted on a monthly basis in accordance with the requirements set forth in the Industrial User Wastewater Discharge Permit.  Watermark reviewed analytical results and compared them to acceptable discharge concentrations. Monthly reports were prepared on the results of the wastewater sampling and the daily total flow records through both outfalls, as…

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This entry was posted in Commercial, Environmental, Operations & Maintenance, Project Type, Projects, Services on by .

Groundwater Treatment Plant Operations and Maintenance

Fortune 500 Company Watermark was awarded a contract to provide licensed industrial wastewater treatment operators (Grade 4I) and additional support staff as necessary for the Operation &Maintenance, Long Term Monitoring, and optimization of the on-site groundwater and soil remediation system.  This project involved active groundwater and soil vapor extraction and on-site physical/chemical treatment to remove contaminants from groundwater and soil prior to discharging to the stormwater system. The source of the contamination was attributed primarily to an unleaded gasoline pipeline release at the petroleum distribution facility.  Also contributing to the contamination was the accidental overfilling of a diesel fuel underground…

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This entry was posted in Commercial, Environmental, Operations & Maintenance on by .

Groundwater Treatment Plant Operations and Maintenance

Silresim Superfund Site Lowell, Massachusetts Watermark was awarded a contract to monitor contaminated groundwater and to perform Operations & Maintenance (O&M) at the groundwater treatment plant (GWTP) at the Silresim Superfund Site. Watermark’s personnel have been involved at this challenging site since the GWTP was designed and constructed in 1994.  The source area was approximately 4 acres in size and contaminated with non-aqueous phase liquids (NAPLs) consisting of many types of organic solvents. Watermark handles hazardous waste on a daily basis.  On average, Watermark has shipped approximately 100 drums of hazardous waste per year.  To date, Watermark has handled and…

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This entry was posted in Environmental, Municipal/State, Operations & Maintenance on by .

Remedial Action Operations and Long Term Monitoring

Former Brunswick Naval Air Station Brunswick, Maine Watermark was awarded a Remedial Action Operations (RAO) and Long Term Monitoring (LTM) contract with Naval Facilities Engineering Command (NAVFAC) Mid-Atlantic.  Watermark conducted the Operations & Maintenance of the groundwater extraction and treatment system (GWETS) and performed LTM at the Former Naval Air Station (NAS) Brunswick, Maine.  Since 2011, the GWETS treated a large dissolved phase chlorinated volatile organic plume, which covered approximately 61 acres in what is known as the Eastern Plume.  Semi-annual LTM and reporting are conducted at 6 sites encompassing over 100 wells. Watermark’s initial effort was to review and…

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This entry was posted in Construction & Remediation, Environmental, Federal on by .

Remediation of Contaminated Soils

Baker’s Island Salem, Massachusetts Watermark completed remediation of lead-impacted soil and a lead-based paint abatement project at the historic Baker’s Island Light on Baker’s Island, Salem, Massachusetts.  Work was completed on behalf of the United States Coast Guard (USCG) to address environmental impacts to soil associated with the weathering of lead-based paint on the lighthouse, keeper’s dwellings, and other USCG structures occupying approximately 10 acres on the north side of the island. The project presented numerous unique logistical challenges due to its geographic location five  miles off-shore, the absence of a permissible docking facility, avoidance of beach crossings, tidal impacts…

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This entry was posted in Construction & Remediation, Environmental, Federal, Project Type, Projects, Services on by .

Facility Deconstruction and Restoration

Ipswich Antenna Test Facility Ipswich, Massachusetts Watermark was awarded a contract by the U.S. Army Corps of Engineers, New England District (CENAE) to perform the planning, execution, and closure reporting for the deconstruction and restoration of the Ipswich Antenna Test Facility located in Ipswich, Massachusetts.  The work included the demolition of 10 buildings encompassing over 25,000 square feet, located throughout the 65 acre property including the deconstruction of a three-story reinforced concrete antenna test facility that contained offices, classrooms, laboratories, freight elevator, and testing facilities.  Work  also included the relocation of an emergency generator and roof-top chiller; decommissioning, demolition, and…

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This entry was posted in Construction & Remediation, Environmental, Federal, Project Type, Projects, Services on by .
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