Arsenic Fact Sheet, Oregon Department of Human Services, April, 2002. (pdf only, see below)
For information about where arsenic occurs in Oregon, see:
Arsenic in Ground Water of the Willamette Basin, Oregon, U.S. Geological Survey, 1999
Arsenic in ground water of the United States, USGS web site.
For more arsenic information:
Agency for Toxic Substances and Disease Registry, FAQ: Arsenic
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Wondering if your water is safe for livestock? Several states have publications that may be of help. |
Livestock Water Quality (Nebraska, does not have limits for arsenic listed)
Livestock Drinking Water Quality (Colorado State, limits for many contaminants from 1970's sources. Page was updated in 2001, so values should represent current recommendations.)
Water Quality for Livestock and Poultry (New Mexico, describes effects of high level of contaminants along with limits.)
When is Water Good Enough for Livestock?Montana, short article with just the numbers, not much text...)
What about arsenic in irrigation water?
- Plants vary in their susceptibility to arsenic. Recommended limits for reclaimed irrigation water are 0.5 mg/l for long-term use and 2.0 mg/l for short-term use.
Is arsenic from treated lumber a concern?
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