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Intermountain Smelting and Refinery Superfund
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The International Smelting and Refining Environmental Protection Agency Superfund Site Informational Booklet is available to print on-line.  The booklet is printed front and back (double sided) on regular sized paper.  The link below will take you to the booklet.

 
Link to Intermountain Smelting BrochureIntermountain Smelting Brochure Link
   
 
Printing Instructions:
 
 
   

To print the document in booklet form, first default your printer to print the odd numbered pages.  Print the odd numbered pages.  Re-insert these printed pages back into your printer to print on the back side of the page.  Print the even numbered pages.  Place the pages in order (see below) and fold in half. Staple along the left edge. It can now be read in booklet form.  (Check your printer's instruction manual if you are not sure how to re-insert the paper for double sided printing.) Some printers won't specify printing even and odd numbered pages.  If your printer won't default to print the even and odd pages, print the brochure this way:

Print the first page.  (This is the one with the photo of the refinery.)  Re-insert the page into your printer to print on the reverse side.  Print the second page.  (It will be numbered 2 and 15).

Intermountain Smelting and Refiner
 

Print the third page.  (It will be numbered 14 and 3.)  Re-insert the page into your printer to print on the reverse side.  Print the fourth page (It will be numbered 4 and 13.)

Print the fifth page.  (It will be numbered 6 and 11.)  Re-insert the page into your printer to print on the reverse side.  Print the 6th page (It will be numbered 12 and 5.)

Print the 7th page (It will be numbered 8 and 9.)  Re-insert the page into your printer to print on the reverse side.  Print the 8th page (It will be numbered 10 and 7.)

Assemble the printed pages so that the first page is on top (this is the one with the Intermountain Smelting and Refinery Photo), face up.  Under that, place the page numbered 14 and 3, face up.  Under that, place the page numbered 12 and 5, face up.  Finally, place the last page, numbered 10 and 7, face up.  Fold the four pages in half and staple along the left edge.  It can now be read in booklet form.


IS&R Superfund Site

IS&R Refining Site
The International Smelting and Refining Company site was placed on the National Priority List in July of 2000.  Atlantic Richfield Company, a potentially responsible party at the site, conducted studies to characterize waste on and around the site.  Atlantic Richfield and the regulatory agencies evaluated a variety of clean up options.

In the early 1900's, when International Smelting and Refining (IS&R) began looking for a place to build a smelter, the mouth of Pine Canyon in the Tooele Valley was considered ideal. It was believed that predominant westerly winds would carry stack emissions up the canyon and away from Tooele City. It was also thought to be an ideal site because it was near large ore (copper) supplies. In addition, it was near the main-line railroad. Ore from the east side of Oquirrh Mountain was brought to the site by aerial tramway and the 4.36 mile long Elton Tunnel. The original IS&R operations consisted of approximately 1200 acres of land located on a broad bench at the mouth of Pine Canyon. The Carr Fork Milling Operations were located on 12.5 acres within Pine Canyon.

Copper, lead, and zinc ore mining and processing occurred over a period of about 70 years. Historically, the site included:

IS&R Superfund SiteMine workings IS&R Superfund SiteSmelter area
IS&R Superfund SiteMill site Tailings IS&R Superfund SiteSlag pile
IS&R Superfund SiteImpoundment IS&R Superfund SiteSettling pond
IS&R Superfund SiteLandfill area IS&R Superfund SiteIsolation Cell

Refining operations began in 1910. From 1910 through 1972, IS&R operated a copper and lead smelter. In the early years, tailings, slag, and flue dust were produced at an annual rate of 650,000 tons per year.


During this time, 326 acres of tailings were covered or disposed of on site. The copper smelter was closed in 1946. The lead smelter was closed in 1972, and was demolished during the years 1972 - 1974.

In 1974, Anaconda constructed and operated a copper mine and mill known as the "Carr Fork Operations". It was located just east of the IS&R Smelter Site in Pine Canyon. It was in operation from 1974 - 1981. (Atlantic Richfield purchased Anaconda in 1977.) As part of the Carr Fork Operation, a new tailings dam along the western edge of the original tailing site was constructed.

The mine stopped production in November 1981, while Anaconda waited for copper prices to rise. When this did not happen, the processing facilities were torn down, sold, and removed from the property in late 1984.

The Carr Fork Operation property was sold to Kennecott Copper in October 1985. This included the mine and mill along with several acres of land east of the smelter site. It excluded the settling and tailing ponds, currently owned by Atlantic Richfield.

 
 
 
 
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Tooele County Health Department Environmental Health
151 North Main Street • Tooele, Utah • 84074
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