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Title: Superfund Record of Decision (EPA Region 3): Tyson Dump Number 1, Upper Merion Township, Montgomery County, PA. (Third remedial action), September 1990

Technical Report ·
OSTI ID:5038380

The 4-acre Tyson Dump No. 1 site is an abandoned septic and chemical waste disposal area in Upper Merion Township, Montgomery County, Pennsylvania. The site consists of a series of abandoned unlined lagoons in a former sandstone quarry, and is bordered by unnamed tributaries to the Schuylkill River on the east and west, and a railroad switching yard to the north. Beyond the railroad yard is a floodplain/wetlands area and the Schuylkill River, which flows southeast toward Philadelphia. The river is the main source of drinking water in the area. From 1960 until 1973, the privately owned site was used for the disposal of liquid septic tank wastes, sludges, and chemical wastes that were hauled onsite in bulk tank trucks. The third ROD addresses OU3, the further remediation of the contaminated ground water that has migrated under the Schuylkill River. Additional ground water investigations will be conducted on the north side of the river, and based on the results, a fourth operable unit may be identified. The primary contaminants of concern affecting the ground water are VOCs including toluene and xylenes.

Research Organization:
Environmental Protection Agency, Washington, DC (United States). Office of Emergency and Remedial Response
OSTI ID:
5038380
Report Number(s):
PB-91-921516/XAB; EPA/ROD/R-03-90/102
Resource Relation:
Other Information: See also PB89-233894.Portions of this document are not fully legible
Country of Publication:
United States
Language:
English