Silver Creek - Division of Water Quality - Utah.gov

Silver Creek Watershed TMDL Final Report
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TOTAL MAXIMUM DAILY LOAD FOR DISSOLVED ZINC AND CADMIUM IN
SILVER CREEK, SUMMIT COUNTY, UTAH,____________________
DRAFT Report: February 5, 2004
COMMENTS by
UTAH BLM
Salt Lake Field Office
Page #
Comment
3 Significant Sources: Note that the Floodplain tailings occur on the east
side of the Silver Maple Claims site and this land, according to our Realty
Specialist, belongs to Park City Municipal Corporation (Owner).
7 Fig 1 What do the numbers 695, 697, 685 and 680 represent?
7 Fig 1 There is a strange box-like polygon on highway U-248 in the figure. What is it?
8 How are the hydrologic data inconsistent and where are they limited in the
watershed?
30 Zinc, para 3, “However, careful consideration must also be given to the sequence
of clean up from an upstream to downstream order to insure that upstream sources
do not contaminate areas downstream that have been addressed earlier.” I agree
with this approach.
30 Zinc, 4.4, para 4, “Between Park City and Richardson, the incremental load
amounts to about 3,000 pounds per year. Therefore, the focus of attention as far as
remediation should be in the reach of Silver Creek between Park City and
Atkinson.” Should this be between Richardson and Atkinson instead of between
Prospector and Atkinson?
30 Zinc, 4.4, para 5, “It is expected that all future development activities will avoid
contaminated areas and as a result it is expected that these areas will not
contribute zinc or cadmium load to Silver Creek.” How can we protect cleaned
up areas ? I don’t think it is a good assumption that future development activities
will avoid these areas once they are cleaned up, do you? The Silver Maple Claims
site is a perfect example. The site has been annexed by Park City. Future plans by
the city for that area have never been fully discussed or clearly stated.
It may be useful to review from EPA’s website a description of the
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