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McKenzie County, North Dakota

Licensed Septic Companies in McKenzie County, ND

21 septic companies serve McKenzie County, North Dakota, and 21 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).

21 septic companies in McKenzie County

Watford City 12

  • D&D Water Well Service, Inc.

    PO Box 717, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 770-7074

  • Delta Constructors

    12633 23rd St NW, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 863-7156

  • Essential Services, LLC

    Watford City, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 842-3292

  • Goulet Construction

    PO Box 1949, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (218) 689-9880

  • Hovex, Inc.

    PO Box 384, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 570-6557

  • HUS Industries, Inc.

    Watford City, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 842-6340

  • JCR Excavating, LLC

    PO Box 1405, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (320) 761-2266 jcrexcavating.com

  • Kimball Construction, Inc.

    12597 Zoe Road, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (541) 974-0889

  • Kirkland, Inc

    2112 127th Ave NW, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 842-6379

  • Kummer's Pumping Inc

    PO Box 893, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 842-4039

  • Sheehan Construction

    2008 South Main St Lot 12, Watford City, ND 58854

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (406) 489-2122

  • Wolverine Construction, LLC

    Watford City, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (269) 806-0448

Cartwright 3

  • Dean Oakland

    15341 31st St NW, Cartwright, ND 58838

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (406) 489-5378

  • Dean Oakland

    Cartwright, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 744-5378

  • Graham-Sons Inc

    3596 152nd Ave NW, Cartwright, ND 58838

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 580-2792

Alexander 2

  • Grant Contractors, INC

    Po Box 106, Alexander, ND 58831

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 641-8351

  • Lupine Construction, Inc.

    2788 138th Ave. NW, Alexander, ND 58831

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 828-3241

Arnegard 2

  • James R. Joyce

    PO Box 539, Arnegard, ND 58835

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 713-5826

  • James R. Joyce

    Arnegard, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (415) 847-0038

Grassy Butte 1

  • Kevin Wheeler

    Grassy Butte, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (406) 407-5480

Keene 1

  • Rink Construction, Inc.

    Keene, ND

    • Licensed: North Dakota Licensed Septic Installer (North Dakota Department of Environmental Quality / local health districts, verify)

    Per state license: Installation

    (701) 675-2700

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 McKenzie 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 McKenzie County: common questions

How many licensed septic companies are in McKenzie County, ND?

21 septic companies serve McKenzie County, North Dakota, and 21 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 McKenzie County?

21 listings in McKenzie 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.