Licensed Septic Companies in Mercer County, ND
8 septic companies serve Mercer County, North Dakota, and 8 of them hold a North Dakota septic license or certification matched to the North Dakota Department of Environmental Quality / local health districts list (data as of October 2026).
8 septic companies in Mercer County
Hazen 4
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Dug Rite Excavating
860 51st Ave SW, Hazen, ND 58545
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
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Kollman Construction
4630 8th St NW, Hazen, ND 58545
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
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Pride Contracting, Inc.
309 2nd Ave NW, Hazen, ND 58545
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
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Traiser Backhoe Services LLC
5241 12th St SW, Hazen, ND 58545
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
Stanton 2
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C & L Backhoe Service
PO Box 362, Stanton, ND 58571
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
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Mul T Contracting
905 ND-31, Stanton, ND 58571
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
Beulah 1
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Dirt Pro Services & Septic, LLC
PO Box 1183, Beulah, ND 58523
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
Pick City 1
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Dak Construction, LLC
53 4th Lane SW, Pick City, ND 58545
- Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)
Per state license: Installation
No listings match those filters.
Septic licensing in North Dakota
North Dakota began licensing septic installers statewide under 2025 legislation (SB 2267); local public health units administer the program. The North Dakota DEQ and local public health units issues these credentials: Annual septic installer license.
Permits for new systems, replacements and most repairs are issued locally. Ask the contractor which office handles Mercer County and whether the permit fee is in their quote.
North Dakota septic licensing: agencies, license types and how to check a license →
Septic companies in Mercer County: common questions
How many licensed septic companies are in Mercer County, ND?
8 septic companies serve Mercer County, North Dakota, and 8 of them hold a North Dakota septic license or certification matched to the North Dakota Department of Environmental Quality / local health districts 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 North Dakota?
North Dakota began licensing septic installers statewide under 2025 legislation (SB 2267); local public health units administer the program. The licensing body is the North Dakota DEQ and local public health units.
Which companies install septic systems in Mercer County?
8 listings in Mercer County install septic systems. New systems and replacements need a permit, so ask each installer to handle the permit and to show their North Dakota license.
How do I check a septic contractor's license in North Dakota?
Use the North Dakota DEQ and local public health units's lookup (https://deq.nd.gov/WQ/) and search the contractor's name or license number. Our guide to checking a septic license walks through it.