Charlton
This USEMCO pump station was factory built and one of two installed in central
Massachusetts in 2020. It features Grundfos pumps and USEMCO controls.
Bangor
A wastewater treatment plant in Maine replaced their existing submersible pumps with Sulzer
pumps featuring the Contra-block impeller. These 12in discharge, 139hp pumps were installed in 2021.
Littleton
A new water treatment plant in Massachusetts was designed to eliminate PFAS. The plant
utilizes five Grundfos vertical multistage pumps ranging from 5hp to75hp and two 30hp PACO vertical
inline pumps. The plant was started up in 2022.
Harbor Brook
Completed in 2021 this sewage pump station in central Connecticut utilizes 16”
discharge, 140hp Sulzer submersible horizontal dry-pit wastewater pumps with a service trolley.
Interlaken
A customer in Connecticut was looking to retrofit an existing wet well and dry pit
pump station with four pumps. Two pumps in series. Our solution was to replace the system
with two, single, 25HP 4” wet pit Sulzer submersible wastewater pumps and USEMCO control
panel. The dry pit was put out of service.
Bristol
In 2023 Duperon FlexRake® Screens replaced old catenary screens in the main
influent channel at a wastewater treatment plant in CT. Each screen has 3/8” openings and a
capacity of 20 MGD. A Duperon Washer-Compactor receives screenings from both screens via
a belt conveyor.
Portland
This wastewater treatment plant in Maine features Evoqua Envirex Loop chain
collectors, CST extruded aluminum flat covers, and a 40 year old CST dome.
Bristol - In 2023 Duperon FlexRake® Screens replaced old catenary screens in the main
influent channel at a wastewater treatment plant in CT. Each screen has 3/8” openings and a
capacity of 20 MGD. A Duperon Washer-Compactor receives screenings from both screens via
a belt conveyor.
St Johnsbury
BDP Industries supplied a Model DSP 18 Screw Press dewatering unit
to St Johnsbury VT that was skid mounted to allow for temporary operation until the
permeant installation could be completed.
Carlsen Systems, LLC
41 Crossroads Plz #107
West Hartford, CT 06117