HomeMy WebLinkAbout992354.tiff EPA SUPERFUND PROGRAM ' '
REVISED REMOVAL ACTION PLAN sicEperiN
Weld County Waste °r "' s
Z1/41S
Disposal Site (WCWD)
Ft. Lupton, CO
Southern Weld County, Colorado
U.S. EPA Region 8, Denver, Colorado August 1999
BACKGROUND considered for the contamination. Under the new
clean up plan the soil will still be excavated, but
The WCWD site, a former oil-field brine disposal much of it will be sent off site to a permitted
facility, is located about 3 miles southeast of Ft. landfill.
Lupton. Due to concerns about volatile organic Soil will be stockpiled,allowed to drain and tested.
chemicals (VOCs) and salts entering the ground Soils without dangerous contaminants will be
water, the Environmental Protection Agency returned to the excavation. Those that have low
(EPA) ordered BP Amoco and HS Resources to
contamination levels will be disposed of off site.
conduct an investigation and cleanup of the oil
Soils with higher contamination levels will remain
field wastes. The order was issued and carried
temporarily on site. EPA will evaluate alternatives
out under the Resource Conservation and
Recovery Act (RCRA). RCRA is the federal law to determine an effective, as well as cost-
effective, approach for treating or removing the
governing waste-disposal facilities that were
active after 1980. remaining material.
Before excavation begins, measures to protect
During the course of their investigations,
human health will be set up. Dust will be
consultants for HS Resources and Amoco found
controlled, both on site and along County Road
certain chlorinated VOCs in soils and ground
water. These compounds were in the area refer- 35. EPA will monitor air during the excavation to
red to as Pond E. The former Pond E was closed check dust and chemical levels. If needed,
and covered with clean soil in late 1979. The stockpiled soils will be covered and/or treated to
chlorinated VOCs are not related to the oil field minimize odors. Those soils that remain on site
wastes being handled under RCRA. Instead,the into the winter will be covered.
contaminated soils in Pond E are being investi-
EPA is continuing to investigate the contaminated
gated and cleaned up by EPA's Superfund
Removal Program. ground water to determine if additional work is
needed to protect private wells down gradient
from the site.
In the spring of 1998, EPA conducted its own
investigations.Based on the findings,the Agency The Agency invites comments on this proposal,
recommended that all soils contaminated with by mail, fax or phone. A notice about the
chlorinated VOCs be excavated, thermally response period will be published in newspapers.
treated and replaced on site. In May 1999, EPA
announced that cleanup would be delayed while FOR MORE INFORMATION, or to comment on
further testing and evaluation of removal options the plan, by September 20, contact:
were carried out.
Johanna Miller
NEW REMOVAL PLAN EPA On-Scene Coordinator
U.S. EPA
999 18" Street Suite
EPA has revised the cleanup plan, based on 2- 500
information gathered between September 1988 Denver, CO 80202-2466
and July 1999. EPA collected close to 50 soil (303) 312-6804
(800) 227-8917 ext.6804
samples in June, 1999 and determined that
F
contaminant concentrations were lower than E-mail: -312-6071
previously estimated. Several options were then -mil: miller.johanna@epa.gov
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UNITED STATES
a ENVIRONMENTAL PROTECTION AGENCY
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. REGION 8
999 18TH STREET - SUITE 500
DENVER, CO 80202-2466
Weld County Commissioners
P.O. Box 758
Greeley, CO 80632
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The U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA)
The U.S. EPA invites comments on the revised removal plan for the Weld County
Waste Disposal, Inc. site. To comment by mail, e-mail, fax or phone,
not later than September 20, 1999, please contact:
Johanna Miller
EPA On-Scene Coordinator
U.S. EPA
999 18th Street Suite 500
Denver, CO 80202-2466
(303) 312-6804
(800) 227-8917 ext.6804
FAX: 303-312-6071
E-mail: miller.johanna@epa.gov
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