Category Archives: Operations & Maintenance

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 Buildings & Facilities, Municipal/State, 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 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 Buildings & Facilities, Federal, 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 .

Historic Window Replacement

U.S. Custom House New Bedford, Massachusetts Watermark was awarded a contract with the General Services Administration (GSA) to replace 34 historic windows at the U.S. Custom House in New Bedford, Massachusetts. The project included the fabrication and installation of 24 true divided-lite 2/2 windows,  replacement of 9 basement windows and  removal of the existing shutters, priming and painting of all surfaces, and then reinstallation of the shutters.  Prior to work starting, Watermark was required to make anHistoric Preservation submission to State Historic Preservation Officer (SHPO) per Section 106 of the National Historic Preservation Act (NHPA).    

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

Embankment and Culvert Repairs

Cape Cod Canal Cape Cod, Massachusetts Watermark was awarded a contract to complete repairs to the drainage system and rip rap embankment slopes of the Cape Cod Canal in Bourne and Sagamore, MA.  This project included repairs to several drainage culverts entering the canal from drainage areas on both sides of the canal.  The purpose of the project was to repair a number of areas where erosion had occurred over time. The project required a significant effort to manage the logistics for the delivery of a large quantity of 6-inch to 12-inch rip rap and other fill materials necessary to…

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

Fuel Systems Repairs

U.S. Coast Guard Station Burlington, Vermont Watermark completed paving and fuel system repairs at U.S. Coast Guard Station Burlington to address damage from Hurricane Irene.  The work included removal and disposal of existing dispenser building including dispenser, pump, hose reel, piping, and disconnection of utilities for future reuse.  Also, removal and disposal of existing fuel house including 1,600 gallon diesel fuel tank, concrete tank supports, concrete foundation, concrete containment, and all associated piping and electrical wiring. Existing fuel oil piping from utility trench and wharf was removed. The existing concrete sidewalk, curbing, asphalt pavement were removed. The concrete floating dock…

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

Caretaker Services

Former Brunswick Naval Air Station Brunswick, Massachusetts Watermark provided year-round caretaker services for the Navy at the Former Naval Air Station (NAS) Brunswick located in Brunswick, ME.  Watermark was responsible for performing service and emergency trouble calls, utility locating services and gas free testing. The services also included ground maintenance services (tree, shrub, and hedge trimming; weed control; ditch cleaning), snow removal including application of sand/salt mixture, refuse collection and disposal, custodial services including cleaning of sewage lift stations and security services. For work involving significant health and safety challenges, a Hazard Specific Safety Plan was prepared which included an…

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This entry was posted in Buildings & Facilities, Federal, Operations & Maintenance, 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 .
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