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Douglas Septic and Porta Potties
"#1 In The Number 2 Business"
About Us
Douglas And Son Septic Service & Portable Toilet Rental has proudly served Green and Rock counties in Wisconsin since 1957. As a trusted, family-owned business, we specialize in comprehensive residential septic system services and portable sanitation solutions. Our services include septic tank pumping, holding tank pumping, lift station pumping, hydro jetting, system inspections, and environmentally safe septic treatments. We also provide clean, well-maintained portable toilet rentals for events, construction sites, and agricultural needs. With over six decades of experience, we’re committed to delivering reliable service, honest expertise, and clean results you can count on. Call us today at 608-897-8000 to schedule a service or learn more about how we can help keep your system running smoothly.
Areas Served
Green County, WI | Rock County, WI | Beloit, WI | Albany, WI | Brodhead, WI | Brooklyn, WI | Browntown, WI | Clarno, WI | Evansville, WI | Gratiot, WI | Janesville, WI | Milton, WI | Monroe, WI | Monticello, WI | New Glarus, WI | Orfordville, WI
Our Certifications
- DNR - Wisconsin License
What We Offer
Our Specialties include:
- One Call and That's All!!!!!
- Residential Septic Services
- We follow all guidlines for the Green and Rock County Inspection Certification Sheet
Our Services include:
- Septic Services Including Cleaning
- Portable Toilet Rentals
- Septic System Treatments
- Septic Tank Inspections
- Liquid Waste Removal and Disposal
- Real Estate Inspections
- Septic Inspections
- Residential Septic Inspections
- Line Cleaning
- Dry Well Restoration
Our Products include:
- Porta Potties
Testimonials
On 10/1/2025
Kris L.
had this to say:
Excellent in every way. Loyal customer for over 40 plus years. Highly recommended for service and value.
On 10/1/2025
Kris Lyle
had this to say:
Awesome service, I've been a loyal customer for 40 plus years. Highly recommend.
On 9/30/2025
Karen S.
had this to say:
Don has been incredible to work with. He has always been polite and professional. He responds to messages quickly and completes work needed without any issue in a very timely manner. I highly recommend Douglas and Son.
On 9/30/2025
Karen Schultz
had this to say:
We have been using Douglas and Son for our septic service for almost 20 years. Each time we have called, they have been polite and professional. They fulfill our requests quickly. I highly recommend them.
On 9/11/2025
Joy Wandfluh
had this to say:
We called to have our septic system annual maintenance done, he came out the same day. We have always had fast service whenever we call. Very happy with this company.
Contact Us
Douglas Septic and Porta Potties
Monroe, WI 53566
Phone: (608) 897-8000
Email: doncollins999333
Where To Find Us
Follow us on GooglePayment Types Accepted
Cash, Personal Checks
Our Hours
24 Hour Emergency Service
Holiday Hours May Vary. Please Call For Details.
Monday: 8:00 AM - 5:00 PM
Tuesday: 8:00 AM - 5:00 PM
Wednesday: 8:00 AM - 5:00 PM
Thursday: 8:00 AM - 5:00 PM
Friday: 8:00 AM - 5:00 PM
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