about us
Andersen Sewer Service, a leader in septic solutions since 1984 in Yellowstone County, offers comprehensive services from pumping to repairs. Trusted for quality and voted Best Sewer Service in 2025, were committed to excellence.
Septic Pumping & Repairs, Billings MT
Offering top-notch sewer services to homeowners, Andersen Sewer Service ensures reliable and efficient solutions for all your sewer needs.
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Since 1984
Voted Best Sewer Service 2025
Licensed & Fully Insured
WHAT WE ARE BEST AT
OUR SERVICES
Septic System Service
Professional septic system service in Yellowstone County for pumping, repairs, installations, and replacements.
Drainage Service
Drainage service in Yellowstone County for septic care, drain cleaning, and system repairs.
Septic Pumping
Septic pumping in Yellowstone County, MT. Schedule routine cleaning or emergency repair. Fast response, transparent service.
Septic System Replacement
Septic system replacement in Yellowstone County. Professional installation with full permit coordination and county inspections.
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REVIEWS
frequently asked questions
When should I schedule septic pumping in Billings, MT?
Most septic systems need pumping every 3 to 5 years in Billings. Call Andersen Sewer Service to book your appointment today.
What happens during a septic system inspection?
We check your tank, pipes, and drain field for damage or buildup. We'll tell you what we find and recommend next steps.
How long does septic pumping take in Yellowstone County?
Most pumping appointments take 1 to 2 hours in Yellowstone County. We'll give you a time window when you call to schedule.
Do I need to prepare my yard before septic service?
Keep your septic tank access clear of cars and items. Let us know if there are pets or obstacles we should watch for.
What causes drain cleaning problems in Ballentine?
Roots, grease, and solid waste block drains in Ballentine. We locate the clog and clear it quickly.
How do I know if my septic system needs repair?
Slow drains, backups, and foul odors mean your system needs help. Contact Andersen Sewer Service in Laurel for a diagnosis.
proudly serving these areas
Yellowstone County
Carbon County
Musselshell County
Stillwater County
Bighorn County
READY TO take the next step?
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QUICK LINKS
our services
service areas
operating HOURS
Mon: 12:00 am - 11:59 pm
Tue: 12:00 am - 11:59 pm
Wed: 12:00 am - 11:59 pm
Thu: 12:00 am - 11:59 pm
Fri: 12:00 am - 11:59 pm
Sat: Closed - Closed
Sun: Closed - Closed