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Where Portland gets its drinking water from
Here's a look inside Portland's secondary source of drinking water
Groundwater: Portland's 'critical drinking water resource'
City of Portland will cover its drinking water reservoirs
Concerns over water infrastructure in Portland
The Future of Portland's Water Supply | Think Out Loud
The Portland Water Bureau tests out its emergency treatment trailer.
Lead detected in water in certain Portland homes
OMSI science pub focuses on Portland water
Ask a water expert: How does Portland use its groundwater?
What's REALLY in Our Drinking Water?
“Water: Portland’s Precious Heritage” (1984)
