An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

Hazardous Waste Cleanup: Edmund Optics (Formerly: Plummer Precision Optics Company) in Pennsburg, Pennsylvania

On this page:

Cleanup Status

The soil sampling results revealed that there is no soil or groundwater contamination at the facility. No further actions are necessary at the Facility. EPA's Final Decision of Corrective Action Complete without controls for the Facility became effective September 25, 2009.




Top of Page

Site Description

Interactive map of Edmund Optics (Formerly: Plummer Precision Optics Company), Pennsburg, PA

View larger map

The Facility is located at 601 Montgomery Avenue in Pennsburg, Upper Hanover Township, Montgomery County, Pennsylvania. Adjacent properties to the north and east of the facility are residential, to the west are vacant and unimproved, and to the south consist of the Joint Water Authority facility and Green Lane Reservoir. The Facility covers 7.65 acres.

In October, Edmund Optics purchased the property from Plummer Precision Optics. Plummer owned and operated the facility from 1973 through the date of the sale. The site has been operated as a precision optical equipment manufacturer since 1973.

Top of Page

Contaminants at this Facility

EPA determined that the facility had met both environmental indicators: (1) Current Human Exposures Under Control and (2) Migration of Contaminated Groundwater Under Control and no further remediation  is required at the facility.

Top of Page

Institutional and Engineering Controls at this Facility

The Institutional Controls were not required at the site.

Top of Page

Land Reuse Information at this Facility

The site is under continued use.

Top of Page

Site Responsibility at this Facility

Resource Conservation and Recovery Act (RCRA) Corrective Action activities at this facility have been conducted under the direction of EPA Region 3.

Top of Page