Herr Septic & Sewer

4.9(35 reviews on Google)

Septic Companie listing in Oconomowoc, WI

About Herr Septic & Sewer

Herr Septic & Sewer works out of Oconomowoc for homeowners, builders and real estate professionals across southeastern Wisconsin. The family history goes back to 1913, when Jacob Herr became one of the state's first licensed Master Plumbers, and Richard Herr installed his first mound system later on. Today the company handles septic and mound systems in house, from soil (perc) testing and design through installation, pumping and maintenance, plus system evaluations, home sale inspections, effluent filter cleaning and system replacement. Sewer work covers installation, repair, cleaning, camera work, lining and jetting. Credentials listed include State Certified Soil Tester, Master Plumber, DNR Certified Master Septage Operator, Licensed POWTS Inspector and Certified POWTS Evaluator. Rated 4.9 from 35 Google reviews, 33 of them five stars.

What reviewers mention: knowledgeable staff (12), septic inspection (4), holding tank installation (2), system pumping (2), clear communication (2), timeliness (2), permit (2), thoroughness (2), nice technician (2), answered questions (2)

Services and details

  • Works on septic systems

    Yes

  • Tank pumping

    Yes

  • Septic inspections

    Yes

  • Real estate inspections

    Yes

  • New system installs

    Yes

  • Mound systems

    Yes

  • Soil testing

    Yes

  • Camera and jetting

    Yes

  • States a license

    Yes

No information yet on holding tanks, drain field repair, frozen systems, emergency service, commercial work, portable toilets. The website did not say; call and ask.

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Listing compiled from public sources on 2026-11-15. Report a correction or request removal. Back to septic companies in Oconomowoc.