Modern Septic Service
One of 6 septic companies listed in our El Cajon directory. Listing compiled by SepticTankHub from public data — not affiliated with or operated by this business.
Free quotes · No obligation
Get a free quote from a septic pro in El Cajon
Call Modern Septic Service directly on the number listed, or send a request below and a licensed septic pro serving El Cajon will get back to you.
Request a free quote from a septic pro in El Cajon
Pick what you need — pumping, cleaning, a new install, repairs — and add your number. We match your request with septic pros serving El Cajon. No obligation.
About this listing
Modern Septic Service is a highly-rated septic service provider serving El Cajon and throughout San Diego County, California. With over 63 years of industry experience, the company maintains a perfect 5.0 Google rating across 155 reviews. Modern Septic Service specializes in residential septic tank pumping, cleaning, repairs, maintenance, and inspection certification. They also provide comprehensive commercial pumping services for hotels, casinos, schools, and restaurants, with a daily liquid waste removal capacity exceeding 100,000 gallons. The company offers 24/7 emergency service and handles municipal and industrial waste pumping, including treatment plant effluent, brine, and activated sludge. Modern Septic Service is DIR-registered and CAGE-certified, qualifying them for public works projects across California. They specialize in large-capacity septic systems (LCSS) and serve recreation industry clients including trailer parks, state parks, campgrounds, RV parks, and highway rest areas. Their experienced team collaborates with customers to establish customized service schedules for routine maintenance and peak-demand support.
Get the professional website + AI receptionist that books jobs while you're in the field — from the directory homeowners already use.
See how it works →Customer Reviews
Services Offered
Pumping Cost Estimator
Enter your tank size to get an estimated pumping cost for the El Cajon area.
Estimated Pricing
Prices are estimates for the El Cajon area. Contact for an exact quote.
Frequently Asked Questions
Other Septic Companies in El Cajon
Helpful Cost Resources
Modern Septic Service provides Septic Pumping & Cleaning in El Cajon, CA. Browse all septic companies in El Cajon or across California.
Septic Guides & Cost Estimates
Before you call, know what the work involves and what it should cost:
Need Septic Help in El Cajon?
Compare septic companies and find the right one for your situation.
Browse All El Cajon Companies →Is Modern Septic Service your business?
Get the professional website + AI receptionist that books jobs while you're in the field — from the directory homeowners already use.
See how it works →