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Yukon River Unified Watershed Assessment - Yukon River Inter ...

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<strong>Yukon</strong> <strong>River</strong> <strong>Unified</strong> <strong>Watershed</strong> <strong>Assessment</strong><br />

Category III – <strong>Watershed</strong> with Pristine/Sensitive Aquatic System Conditions on Lands<br />

Administered by Federal, State, or Tribal Governments<br />

<strong>Yukon</strong> <strong>River</strong><br />

Kaltag Creek<br />

Old Village <strong>River</strong><br />

Clearwater <strong>River</strong> (near Mtn. Village)<br />

Black <strong>River</strong> – Our <strong>Watershed</strong> is very important since it has a high population of fish,<br />

subsistence hunting, berries and swimming. Our drinking water is taken from the Black<br />

<strong>River</strong> and is treated at our washeteria. People also drink water straight from the river. We<br />

also have a contaminated slough near the Black <strong>River</strong>. The slough drains into the river<br />

during high water.<br />

Category IV – <strong>Watershed</strong> with Insufficient Data to Make an <strong>Assessment</strong><br />

<strong>Watershed</strong> suggested but no category specified<br />

• North and East Fork of the Koyukuk (referred to by residents as South Fork) and<br />

listed as Wild & Scenic <strong>River</strong>.<br />

Information Gaps<br />

The categorizations in this UWA are a sampling, as no community meetings were held for<br />

the ranking determination. Therefore, rivers are suggested. Future work to develop the<br />

longterm monitoring and assessment program will provide additional definition to<br />

categorizing the rivers.<br />

One of the major information gaps within the <strong>Yukon</strong> Drainage is the correct documentation<br />

of existing locations of impacts within the drainage. The maps provided in this document<br />

are for visual reference and not every point placed has been authenticated as for location.<br />

Cursory overviews of the publicly available data do indicate some discrepancies in location<br />

information. Future work would include the verification of existing location information as<br />

well as the documentation of site locations not currently listed in publicly available<br />

databases.<br />

Traditional knowledge of historic locations is currently being lost. The documentation of<br />

each of these historic sites as to location, type of impact and responsible party needs to be<br />

completed.<br />

Collection of histo ric water quality data and analysis of that data is another need. USGS<br />

samples obtained for 30 years at Pilot Station indicated dissolved oxygen levels below<br />

Alaska Water Standards during the winter months. Collection and analysis of this historic<br />

data will indicate other areas, which may have a problem such as dissolved oxygen.<br />

Current work in both the US and Canada to collect a database of historic studies within the<br />

<strong>Yukon</strong> <strong>Watershed</strong> is an ongoing project for the YRITWC. This information will provide the<br />

First Nations and Tribes with a comprehensive look at available information as well as<br />

providing researchers a resource for determining information gaps. This will enable future<br />

work within the watershed to address specific gaps in the information.<br />

June 2002 Page 41 of 44

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