Licensed Septic Companies in The Dalles, OR
10 septic companies serve The Dalles, 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).
Septic services in The Dalles
Guides: Septic tank pumping · Septic system installation · Septic inspection · Septic repair · Drain field repair · Installation cost · Pumping cost
10 septic companies in The Dalles
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Arod Enterprises DBA Roto Rooter
PO Box 1365, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #933 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Bronson Excavating LLC
1106 E 10th St., The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #4012 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Carlstrom Management Group LLC
3321 W 13th St., The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #1250 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Crestline Construction
3600 Crates Way Suite 100, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3722 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Crestline Construction
3600 Crates Way Suite 100, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3725 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Genesis Septic Solutions LLC
1837 E 14th St, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #822 (Oregon Department of Environmental Quality, verify)
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3518 (Oregon Department of Environmental Quality, verify)
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3534 (Oregon Department of Environmental Quality, verify)
- +2 more credentials
Per state license: Installation
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Gorge Grown
919 Chenoweth Loop W, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3581 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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MBR Construction
3265 Sandlin Rd, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #150 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Shearer Worx LLC
914 E 12th St, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3911 (Oregon Department of Environmental Quality, verify)
Per state license: Installation
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Speedy Septic
309 W 10th St, The Dalles, OR 97058 · Wasco County
- Licensed: Oregon DEQ Certified Onsite (Septic) Installer · #3731 (Oregon Department of Environmental Quality, verify)
From their website: Pumping · Installation · Inspection · Repair · Drain field · Risers & lids · Grease traps
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 The Dalles and whether the permit fee is in their quote.
Oregon septic licensing: agencies, license types and how to check a license →
Septic companies in The Dalles: common questions
How many licensed septic companies are in The Dalles, OR?
10 septic companies serve The Dalles, 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 pump septic tanks in The Dalles?
1 of the 10 listings in The Dalles offer septic tank pumping, either on their own website or under a state pumper license. Use the service filter above to show only those companies.
Which companies install septic systems in The Dalles?
10 listings in The Dalles 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.