Johnson Underground

Certified septic pumping company · Moose Lake, MN · Carlton County

Certification status

Listed in the Minnesota MPCA SSTS licensed business registry as of 2026-07-23 — verify current status at the official source

Certification categories

DesignerInstaller

License / registration #

L2838

Location

4347 Spring View Dr, Moose Lake, MN, 55767

Phone (from public registry)

(218) 485-0900

This profile is compiled from public registry records. It is not an endorsement, and The Septic Directory has no business relationship with Johnson Underground unless noted. Is this your company? Claim or correct this listing — it's free.

What septic pumping certification means

Minnesota licenses the businesses that install, design, inspect and maintain (pump) subsurface sewage treatment systems (SSTS/septic) through the Pollution Control Agency; each licensed business works under certified individuals in those areas.

Other certified companies in Carlton County

• 3-D Construction & Enterprise LLLP

  Cloquet · Designer

• Craig Harp Trucking & Excavating

  Cromwell · Installer

• Critical Hit Design & Inspection LLC

  Cloquet · Designer (Advanced)

• D & B Trucking & Excavating Inc

  Carlton · Installer

• Esko Excavating and Septics LLC

  Esko · Installer

• Gobel Excavating & Aggregate Inc

  Moose Lake · Installer

• Hurst Contracting LLC

  Barnum · Installer

• Keith Clark Sand & Gravel LLC

  Wright · Installer