Antelope Reservoir and Jordan Creek
SE Oregon, Malheur County
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Very high mercury levels - Women ages 18-45, children under 6, pregnant and/or nursing women, and people with liver and kidney problems should avoid eating fish from these waters.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal per month of fish caught in these waters.
- Mercury cannot be removed through cleaning or cooking methods.
- Sport-fishing & methylmercury.
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Bonneville Dam
On the Columbia River, from the dam, upstream to Ruckel Creek |
PCB and Mercury Levels |
Brownlee Reservoir
On the Snake River - including the Powder River arm
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Mercury Levels
- All individuals should limit consumption of warm water fish to three meals a month. A "meal" is about the size and thickness of a person's hand.
- Warm water species include smallmouth bass, white and black crappie, and yellow perch.
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Lower Columbia River
Columbia River Zone
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PCB Levels - All persons, especially women who are pregnant, nursing or between the ages of 18-45, should avoid eating the fatty parts of fish caught in the Lower Columbia River.
- Removing and throwing away the skin, fat, eggs, and internal organs will reduce exposure to PCBs in fish. See fish cleaning diagram.
- Learn more about PCBs in Fish.
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Columbia Slough
Willamette Zone, Multnomah County, the full length of the slough from the mouth of Fairview Lake on the east to its discharge into the Willamette River on the west
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PCB Levels - Pregnant women, nursing mothers, children, and women ages 18-45 should limit consumption of carp, black crappie, bluegill, largemouth bass and sunfish to no more than two meals per month.
- All persons should avoid eating fatty parts of fish caught in these waters.
- Removing and throwing away the skin, fat, eggs and internal organs will reduce exposure to PCBs in fish. See fish cleaning diagram.
- Learn more about PCBs in Fish.
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Cooper Creek Reservoir
Willamette Zone, East of Sutherlin, Douglas County
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High mercury levels - Children under 6 should eat no more than one meal every two months.
- Women ages 18-45should eat no more than one meal every month.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Cottage Grove Reservoir
Willamette Zone, Lane County |
Very high mercury levels - Women ages 18-45, children under 6, and people with liver and kidney problems should avoid eating fish from these waters, with the exception of hatchery raised rainbow trout that are 12" or less in length.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal per month, with the exception of hatchery-raised rainbow trout 12" or less in length.
As of May, 2012 - new "green advisory" issued: 
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Dorena Reservoir
Willamette Zone, Lane County |
High mercury levels - Children under 6 should eat no more than one meal every two months, with the exception of hatchery-raised rainbow trout 12" or less in length.
- Women ages 18-45should eat no more than one meal every month, with the exception of hatchery-raised rainbow trout that are 12" or less in length.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks with the exception of hatchery-raised rainbow trout 12" or less in length.
As of May, 2012, new "green advisory" issued:
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East Lake, in Newberry Crater
Central Oregon, Deschutes County
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High mercury levels
- Do not eat brown trout 16" or larger, and follow the guidelines below for other fish caught in these waters:
- Children under 6 should eat no more than one meal every two months.
- Women aged 18-45should eat no more than one meal every month.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Emigrant Lake
SW Oregon, Jackson County |
Very high mercury levels - Women of childbearing age, children under 6, and people with liver and kidney problems should avoid eating fish from these waters.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal per month.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Galesville Reservoir
SW Oregon, East of Azalea, in Southern Douglas County |
High mercury levels
- Children under 6 should eat no more than one meal every two months.
- Women ages 18-45should eat no more than one meal every month.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Owyhee Reservoir
SE Oregon, Malheur County |
Very high mercury levels - Women ages 18-45, children under 6, and people with liver and kidney problems should avoid eating fish from these waters.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal per month.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Owyhee River
SE Oregon, Malheur County, upstream of Owyhee Reservoir to Three Forks |
High mercury levels - Children under 6 should eat no more than one meal every two months.
- Women ages 18-45should eat no more than one meal every month.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Phillips Reservoir
On the upper Powder River, about 5 miles east of Sumpter
Brownlee and Phillips reservoirs: New advisories warn of high mercury levels found in fish (pdf)
05-21-2012 |
Mercury Levels
- All individuals should limit their consumption of Yellow Perch to two meals per month.
- A serving, or a "meal", is about the size and thickness of a person's hand.
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Plat I Reservoir
SW Oregon, East of Sutherlin, Douglas County |
Moderate mercury levels - Children under 6 should eat no more than one meal per month.
- Women ages 18-45 should eat no more than one meal every two weeks.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal per week.
- Mercury cannot be removed through cleaning or cooking methods.
- Learn more about Sport-fishing & methylmercury.
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Portland Harbor
Extending from the Freemont Bridge northward to Sauvie Island |
PCB levels |
Willamette River Main stem, including the Coast Fork.
The mainstem of the Willamette River goes from the most northern reach where it empties into the Columbia, southward to Eugene.
This includes the Coast Fork of the Willamette to Cottage Grove Reservoir.
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High mercury levels & PCB levels
- All Resident fish in the mainstem of the Willamette River should be eaten in moderate amounts. "Resident" fish are those that spend their entire lives within a certain territory, and do not migrate. This advisory does not include migratory fish such as Salmon, Steelhead, and Lamprey.
- Children under 6 should eat no more than one meal every two months.
- Women ages 18-45 should eat no more than one meal per month.
- Healthy women beyond childbearing age (>45 years) and healthy adult males should eat no more than one meal every two weeks.
- All persons should reduce or avoid eating fatty parts of fish.
- Removing and throwing away the skin, fat, eggs, and internal organs can reduce exposure to PCBs in fish. See fish cleaning diagram.
- Mercury cannot be removed through cleaning or cooking methods.
- PCBs in Fish.
- Sport-fishing & methylmercury.
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