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About SLATE QUARRY

SLATE QUARRY is one of 44 confirmed sand and gravel suppliers in Hello Gravel's Oregon network. Operated under license from Knife River, the Brownsville location supplies construction materials — including aggregate, sand, and gravel — to residential and commercial customers across the region.

Materials available include SLATE QUARRY - 1-1/2"- 0 Crushed Quarry, SLATE QUARRY - 1-1/2"- 3/4" Open Quarry, SLATE QUARRY - 3"- 0 Crushed Quarry, plus 5 additional aggregate products. Pricing is per ton and varies by product grade and delivery distance.

Hello Gravel can confirm current availability and match your project to the right material grade before you call. Use the phone number above to reach the supplier directly.

Contact & location

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(541) 766-3006

Hours

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A real person checked everything you see here.

  • Phone number live & answered
  • Physical address confirmed
  • Materials list current
  • Parent brand: Knife River