MC Underground & Septic Service

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MC Underground & Septic Service We specialize in basic & complex septic system installation and repair, excavation, grading, and site preparation for developments of all sizes.

Thousands of projects completed in Boise, Meridian, McCall, Payette, Middleton, Emmett, Caldwell and Nampa.

Making progress MC Underground is on site handling excavation and underground trenching for QEI. Great work by the crew ...
08/19/2026

Making progress
MC Underground is on site handling excavation and underground trenching for QEI. Great work by the crew keeping things moving and the job looking clean.

03/13/2026
Bio-Microbic septic systems are engineered to achieve exceptional performance while prioritizing environmental responsib...
12/11/2025

Bio-Microbic septic systems are engineered to achieve exceptional performance while prioritizing environmental responsibility. With a proven track record of successful installations, MC Underground is the trusted expert for complex septic system installations.

Pink skies and steady progress in Twin Falls today as MC Underground installed a 15-ft lift station. Precision, safety, ...
12/11/2025

Pink skies and steady progress in Twin Falls today as MC Underground installed a 15-ft lift station. Precision, safety, and quality—every project, every time.

10/23/2025

SUB CONTRACTORS NEEDED.

We are in search of subs needed for the remodel of an existing commercial building located in Eagle, id. Job scope will be for a Golf Simulator Facility Scope of work will include electrical, plumbing, framing and Mechanical Modifications according to plans. All subs will be required to be fully licensed, insured and carry workers compensation.

Please submit your information in the comments or pm would prefer a company that can handle full scope.

10/10/2025
Some of our current projects on the chobani plant.
07/18/2025

Some of our current projects on the chobani plant.

Address

Cambridge, ID
83610

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 9am - 5pm

Telephone

+12083157743

Website

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