Licensed Septic Companies in Harney County, OR
10 septic companies serve Harney County, Oregon, and 10 of them hold a Oregon septic license or certification matched to the Oregon Department of Environmental Quality list (data as of October 2026).
10 septic companies in Harney County
Burns 5
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2L Construction Inc
70954 Red Barn Rd, Burns, OR 97720
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #1195 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Chris Nisbet
PO Box 723, Burns, OR 97720
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3853 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Palmer Excavation
539 E Adams St, Burns, OR 97720
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #545 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Plumb Oregon LLC
30536 Culp Lane, Burns, OR 97720
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3740 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Plumb Oregon LLC
30532 Culp Lane, Burns, OR 97720
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3742 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
Hines 3
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Ebar Septic & Backhoe
PO Box 682, Hines, OR 97738
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #68 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Jonathan Vinzant
154 N Peter French Ave., Hines, OR 97738
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #4008 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Mark Palmer
PO Box 979, Hines, OR 97738
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3529 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
Diamond 1
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East Cascades Excavation
41165 s Diamond Ln, Diamond, OR 97722
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3852 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
La Pine 1
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Leonardo Excavation LLC
PO Box 504, La Pine, OR 97736
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #908 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in Oregon
Oregon licenses sewage disposal businesses and certifies the installers who work for them. The Oregon DEQ, Sewage Disposal Service licensing issues these credentials: Sewage disposal service license (installer, pumper); DEQ installer certification.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Harney County and whether the permit fee is in their quote.
Oregon septic licensing: agencies, license types and how to check a license →
Septic companies in Harney County: common questions
How many licensed septic companies are in Harney County, OR?
10 septic companies serve Harney County, Oregon, and 10 of them hold a Oregon septic license or certification matched to the Oregon Department of Environmental Quality list (data as of October 2026). Each license badge on this page names the agency and links to its lookup so you can confirm it.
Who licenses septic contractors in Oregon?
Oregon licenses sewage disposal businesses and certifies the installers who work for them. The licensing body is the Oregon DEQ, Sewage Disposal Service licensing.
Which companies install septic systems in Harney County?
10 listings in Harney County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their Oregon license.
How do I check a septic contractor's license in Oregon?
Use the Oregon DEQ, Sewage Disposal Service licensing's lookup (https://www.oregon.gov/deq/permits/Pages/YDO-Public-Records.aspx) and search the contractor's name or license number. Our guide to checking a septic license walks through it.