Carbon polishing units at UniFirst (Details)
Before release to sewer treated effluent passed through two carbon polishing units: a 502 by 358 pixel JPEG
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Gravel bed at Beatrice 15 acres (Details)
Gravel bed at Beatrice that holds the soil-vapor extraction lines and piping for the air sparging system: a 524 by 796 pixel JPEG
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Inside the treatment plant at Beatrice 15 acres (Details)
Treatment plant for handling captures contaminated water and air from the soil vapor extraction and groundwater extraction wells at Beatrice. Carbon polishing units on the left.: a 518 by 784 ...
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Air stripping unit at Beatrice (Details)
Air stripping unit used to remove organic compounds from the 5 groundwater extraction wells and condensate water from the soil-vapor extraction system: a 750 by 500 pixel JPEG
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Catalytic oxidation unit at Beatrice (Details)
Catalytic oxidation unit at Beatrice to remove organic compounds from the air collected in the soil-vapor extraction system. This technology was later replaced by a ______ system.: a 750 by ...
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

3 acre gravel bed at Beatrice (Details)
Another view of the 3 acre gravel bed in the Beatrice remediation system: a 250 by 375 pixel JPEG
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Remediation system at New England Plastics (Details)
Remediation (air sparging, soil-vapor extraction) system behind New England Plastics where Prospect Tool & Die kept a storage trailer. Small diameter wells = air sparging. Larger pipes = SVA.: ...
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Pollution Sources

Riley Tannery (Details)
Riley Tannery buildings, 15-acre property in background along river: a 461 by 619 pixel JPEG
Resource Type: Photos
Topics: Woburn:Wells G and H Superfund Site, Federal Trial, Pollution Sources, People:Defendants

Monitoring wells at Debris Pile E (Details)
Monitoring wells drilled at site of Debris Pile E contained BIG concentrations of TCE: a 500 by 750 pixel JPEG
Resource Type: Photos
Topics: Federal Trial, Woburn:Wells G and H Superfund Site, Pollution Sources, Hydrogeology, People:Defendants

Security houses protecting pressure transducers (Details)
Potable toilets were used to protect the pressure transducers installed in monitoring wells on the 15-acre property during the 30-day aquifer test: a 650 by 1018 pixel JPEG
Resource Type: Photos
Topics: Federal Trial, Woburn:Wells G and H Superfund Site, Pollution Sources, Wells, Hydrogeology, People:Plaintiffs