35 verified septic companies across 11 cities in King County. Compare ratings, services, and request free quotes from local providers.
King County, Washington is a geographically diverse region that stretches from the urban core of Seattle eastward through the Cascade foothills, encompassing a wide range of residential settings that depend on both municipal sewer systems and private septic systems. This directory lists 35 verified septic service companies operating across 11 cities and towns in the county, making it easier for homeowners to locate qualified providers nearby. The county's western lowlands and eastern rural areas present distinct challenges for septic systems, including clay-heavy soils in some valleys that can affect drainage and a wet climate that keeps water tables elevated for much of the year. King County Public Health oversees on-site sewage system regulation, and property owners in unsewered areas are responsible for maintaining compliant, functioning systems. Whether you own a home on a rural lot near Enumclaw or a suburban property in Kent, this directory is a straightforward starting point for finding local septic professionals.
Bellevue, WA
⭐ 5.0 (318 reviews)
Washington Rooter Sewer & Drain Service LLC offers comprehensive septic services to customers in Kirkland, Woodinville, Redmond, Bellevue, Kenmore, and surrounding areas in Seattle. With over 25 years of experience, Farid Basharati leads a team specializing in drain, sewer, and hydro-jetting services. Their septic offerings include septic tank pumping, system inspections, repairs, drain field rejuvenation, and quick response troubleshooting for various septic system issues. Beyond septic services, they also provide drain cleaning, sewer repair, water heater repair, hydro jetting, and general bathroom plumbing for both private and commercial clients. Washington Rooter Sewer & Drain Service LLC is committed to delivering professional and trusted service, as evidenced by numerous positive customer reviews highlighting their fast response, efficiency, and reasonable pricing.
Fall City, WA
⭐ 5.0 (316 reviews)
Lighthouse Plumbing is a trusted local plumbing expert serving Fall City, Issaquah, and the greater Seattle Eastside area. They specialize in a wide range of plumbing solutions, including water heater services, drain cleaning, water filtration, horizontal boring, leak detection and repair, toilet installation, and exterior hose bib services. The company prides itself on solving plumbing problems efficiently and with minimal disruption to their customers' lives. Lighthouse Plumbing is committed to delivering high-quality service, focusing on customer satisfaction and reliability. They also offer emergency plumbing services to address urgent issues. Homeowners can contact Lighthouse Plumbing for a free estimate and experience their licensed, bonded, and insured services.
Seattle, WA
⭐ 5.0 (245 reviews)
Learn more about Pro Sewer Repair and why we are the trusted local team when it comes to expert sewer repair in Seattle, WA. Contact us or visit our page today!
Seattle, WA
⭐ 5.0 (227 reviews)
Looking for Hydro Jetting in Seattle, WA, or any nearby cities? For solutions, rely on Brewer's Sewer Repair! We blast away grease & tree roots. Call us!
Seattle, WA
⭐ 5.0 (28 reviews)
Upfront Septic -- Read our story and mission to serve customers with excellent septic services, for a fair and upfront price.
Kent, WA
⭐ 5.0 (17 reviews)
Sunset Septic Tank Co. Inc. is a septic tank and system cleaning company serving Kent, Washington and surrounding areas in South King County and Kittitas County. Operating since 1941, the family-owned business provides both commercial and residential septic services. Their offerings include septic cleaning, tank pumping, system installations, percolation testing, repairs and maintenance, and line jetting and vacuuming. The company designs and installs septic tanks tailored to property soil condi
Seattle, WA
⭐ 5.0 (14 reviews)
Seattle Drain Service Sewer repair services. Sewer Pipe Lining, Pipe repair, Rooter Rooter, Pipe lining. Repair your entire sewer main without trenching/digging up the driveway or landscaping. Seattle leader in sewer repair, pipe drain repair relining
Kent, WA
⭐ 4.9 (224 reviews)
Drain Beast Services is a licensed and insured plumbing and septic company based in Kent, Washington, serving King and Pierce Counties since 2010. With over 15 years of experience, the team offers a comprehensive range of residential and commercial services, including drain cleaning, rooter and hydro jet cleaning, sewer repair, trenchless sewer lining, water heater installation and repair, tankless water heater services, garbage disposal installation, sump pump installation, repiping, and full septic services such as septic pumping, inspections, alarm troubleshooting, and maintenance. Drain Beast holds an A+ rating from the Better Business Bureau and is listed as a certified pro on Angi. The company's septic division is led by Harman Kaler, the youngest certified Septic Master Installer in Washington State. Emergency plumbing services are also available. Drain Beast extends its service area beyond Kent to include Seattle, SeaTac, Burien, Auburn, Covington, Tacoma, Puyallup, Bonney Lake, and surrounding communities. Customer satisfaction is guaranteed on every job.
Seattle, WA
⭐ 4.9 (103 reviews)
From leaky faucets to clogged drains, here are 10 plumbing problems that need immediate attention. Don’t ignore them—protect your home today!
Issaquah, WA
⭐ 4.9 (97 reviews)
Eastside Plumbing, Sewer, Septic, Electric, Heating and Air serving the Issaquah and Sammamish areas provides comprehensive septic, sewer, and drain services alongside a full range of home service solutions. The company offers drain cleaning, sewer repair, sewer lining, sewer replacement, trenchless sewer options, hydro jetting, video inspection, sewer locating, and sump and sewage ejection pump services. Beyond septic and sewer work, their licensed plumbers handle water heater repair and replacement, leak detection, water line repairs, repipes, and residential and commercial plumbing. They also provide electrical services including panel swaps, home rewiring, and whole-house generators, as well as heating and cooling services covering furnace installation, heat pump installation, AC repair, and HVAC maintenance. Eastside Plumbing emphasizes affordable pricing and is available 24 hours a day, seven days a week for emergency response. Homeowners and businesses throughout the Eastside can call for estimates and take advantage of current financing promotions.
Seattle, WA
⭐ 4.8 (4234 reviews)
Gene Johnson Plumbing is a septic service provider based in Seattle, Washington, serving the local community with professional plumbing and septic solutions. With a strong reputation reflected in their 4.8 Google rating across 4,234 customer reviews, the company has established itself as a trusted choice for septic system maintenance and repairs. Their extensive positive feedback demonstrates consistent customer satisfaction and reliability in delivering quality service to residential and commercial clients throughout the Seattle area.
Seattle, WA
⭐ 4.8 (2664 reviews)
Huntsville water heater replacement and Huntsville water heater repair from Hunstville Plumbing, Inc. - your expert for water heater service, water heater installation, gas water heaters, tankless water heaters, and more at ALPlumber.com.
Seattle, WA
⭐ 4.8 (267 reviews)
Jafco Plumbing and Sewer is a septic and plumbing service provider based in Seattle, Washington. The company has earned a strong reputation in the local community, reflected in its 4.8-star Google rating from 267 customer reviews. With a focus on reliable septic system maintenance, repair, and plumbing solutions, Jafco Plumbing and Sewer serves residential and commercial clients throughout the Seattle area. The company's consistent customer satisfaction ratings demonstrate its commitment to quality workmanship and professional service in the septic and plumbing industry.
Seattle, WA
⭐ 4.8 (92 reviews)
Garrett & Sons Water Heaters is a Seattle, Washington-based service provider specializing in water heater installation, maintenance, and repair. With a strong Google rating of 4.8 stars based on 92 customer reviews, the company has established a solid reputation for reliable service in the Seattle area. Their experienced team addresses residential and commercial water heating needs, helping customers maintain efficient hot water systems. The high customer satisfaction rating reflects their commitment to quality workmanship and professional service standards.
Seattle, WA
⭐ 4.7 (738 reviews)
Bob Oates Sewer & Rooter is a top-notch plumbing company in and around Seattle, WA. We provide a wide range of services. Here's our story!
Enumclaw, WA
⭐ 3.6 (35 reviews)
Maple Valley, WA
⭐ 5.0 (321 reviews)
Puget Sound Septic is a highly-rated septic service provider based in Maple Valley, Washington. With an impressive 5.0 Google rating backed by 315 customer reviews, the company has established itself as a trusted choice for septic system maintenance and repair in the Puget Sound region. Their consistent excellence and positive customer feedback reflect a commitment to reliable service and customer satisfaction. Whether homeowners require routine tank pumping, inspections, or emergency repairs, Puget Sound Septic brings professional expertise and dependable solutions to residential septic needs throughout the area.
Maple Valley, WA
⭐ 5.0 (24 reviews)
Stuth Company Inc. is a family-owned and operated septic service provider that has been serving the Maple Valley, WA area since 1962. With over 80 years of combined experience among their team, they are highly qualified to address a wide range of septic needs. Stuth Company offers comprehensive septic services including septic pumping, new system installation, and expert repair and troubleshooting for existing systems. They also specialize in septic inspections, with On-site System Maintainers (OSM) available for county-required annual and time-of-sale inspections, ensuring proper documentation submission to the Department of Health. Additionally, they provide septic monitoring, jetting to clear clogs, and drainfield locating services. Stuth Company is dedicated to providing honest, economical, and long-term solutions, working closely with clients to meet their specific septic requirements. They are licensed and bonded in Washington State, ensuring reliable and trustworthy service for all septic system owners.
Seattle, WA
⭐ 5.0 (14 reviews)
When performing oil tank replacements, Left Coast Services can provide contaminated soil removal when necessary. Residential Tank Replacement
Enumclaw, WA
⭐ 5.0 (1 reviews)
Seattle, WA
⭐ 4.9 (3682 reviews)
2 Sons Plumbing, Sewer, Septic, Electric, Heating & Air provides professional Seattle sewer pump services services. Call us at (206) 487-1757. Serving Seattl...
Maple Valley, WA
⭐ 4.9 (339 reviews)
REAL ESTATE HOME SALE SEPTIC INSPECTION 47+ Years of ExperienceCertified OSM FirmFast Services AvailableCall (425) 432-3084orText (425) 437-2534 Swift Home Sale Septic Inspections in Auburn, WA & King County When you’re selling your home, timing is everything — and a septic delay can stall your entire closing. At Lilly’s Septic Service, we understand how important
Kirkland, WA
⭐ 4.9 (219 reviews)
Septic Response is a septic service provider based in Kirkland, Washington, serving the local community with professional tank maintenance and repair solutions. With a Google rating of 4.9 stars across 213 customer reviews, the company has established a strong reputation for reliable service and customer satisfaction. Septic Response specializes in septic system diagnostics, pumping, and maintenance to help homeowners and businesses keep their systems functioning properly. The company's high customer ratings reflect its commitment to quality workmanship and dependable service in the Kirkland area.
Auburn, WA
⭐ 4.8 (2827 reviews)
A Advanced Septic & Construction Services is a septic system specialist operating in Auburn, Washington. The company has established a strong reputation in the region, evidenced by its 4.8 Google rating across nearly 2,800 customer reviews. With extensive experience in septic services and construction, A Advanced Septic & Construction Services serves residential and commercial clients throughout the Auburn area. The company's high rating reflects consistent customer satisfaction and reliable workmanship. Those requiring septic system installation, maintenance, or repair can contact A Advanced Septic & Construction Services for professional service in the Auburn community.
Auburn, WA
⭐ 4.8 (288 reviews)
# AAA Septic & Plumbing LLC AAA Septic & Plumbing LLC is a family-owned septic service provider serving King, Pierce, Snohomish, and Thurston Counties in Washington, including the Auburn, Puyallup, and Tacoma areas. The company specializes in comprehensive septic solutions, including septic pumping, system installation and repair, drainfield repair and installation, sewer line services, and sewer scope inspections. Additional offerings include septic pump control panel troubleshooting, grinder and effluent pump repairs, drain cleaning, and construction services. The team maintains licensed and certified credentials with an A+ Better Business Bureau rating and offers 24-hour emergency response capabilities. As a locally-rooted business, AAA Septic & Plumbing emphasizes personalized service and customer satisfaction over large-chain operations. With a 4.8 Google rating across 288 reviews, the company demonstrates consistent performance in septic and plumbing services throughout the region.
Seattle, WA
⭐ 4.8 (75 reviews)
Green Latrine is a septic service provider based in Seattle, Washington, dedicated to maintaining and servicing residential and commercial septic systems. With a strong 4.8 Google rating from 75 customer reviews, the company has established a reputation for reliable and professional service in the Pacific Northwest. Green Latrine offers comprehensive septic solutions, including tank pumping, inspections, repairs, and maintenance to keep systems functioning properly. Their commitment to customer satisfaction and quality workmanship has earned them consistent praise from the local community. Whether for routine maintenance or emergency repairs, Green Latrine serves as a trusted partner for septic system needs in the Seattle area.
Seattle, WA
⭐ 4.8 (36 reviews)
Drain Beast is a septic service provider located in Seattle, Washington, dedicated to maintaining and repairing residential and commercial septic systems. With a strong reputation in the local community, the company has earned a Google rating of 4.8 stars based on 36 customer reviews, reflecting its commitment to quality workmanship and customer satisfaction. Drain Beast specializes in comprehensive septic tank maintenance, pumping, inspections, and repair services designed to keep systems functioning efficiently. The company serves the Seattle area and is known for professional service delivery and reliable expertise in septic system management.
Burien, WA
⭐ 4.6 (25 reviews)
Burien Septic Tank Services is a septic system provider serving the Burien, Washington area. With a Google rating of 4.6 stars based on 25 customer reviews, the company has established a reputation for reliable service in the local community. The business specializes in septic tank maintenance and related services for residential and commercial properties. Burien Septic Tank Services is listed on SepticTankHub.com to help homeowners and property managers locate qualified septic professionals in their region. Customers interested in learning more about their service offerings are encouraged to contact the company directly for detailed information and estimates.
Seattle, WA
⭐ 4.6 (10 reviews)
# Seattle Grease Trap Services Seattle Grease Trap Services is a commercial grease trap and interceptor specialist serving Seattle, King County, and Pierce County, Washington. With over 15 years of industry experience, the company provides comprehensive grease management solutions including grease trap pumping, cleaning, installation, and grease interceptor services. The business is a City of Seattle permitted waste transporter, ensuring compliance with local regulations. The company serves restaurants, schools, kitchens, cafeterias, and industrial facilities of all sizes across the region. Services include routine maintenance, emergency pumping, compliance inspections, foul odor remediation, trap sizing, plumbing repairs, and used fryer oil recycling. Seattle Grease Trap Services offers free same-day estimates, fast turnaround scheduling, and competitive pricing. The owner-operated business emphasizes reliability, transparent pricing, and professional expertise in resolving both routine and complex grease trap system issues.
Auburn, WA
⭐ 4.5 (25 reviews)
Kent, WA
⭐ 4.3 (15 reviews)
24443 Pacific Highway South Kent WA 98032 Have a Questions? Call us Phones: 253-261-3453206-878-6873425-228-1150 We are Open Working time:8:00 am–6:00 pm
Kent, WA
⭐ 4.3 (6 reviews)
Jamie's Septic Services is a full-service septic cleaning company serving all of King County. As an owner-operated business, Jamie brings over 30 years of experience in the septic industry to every job. The company uses advanced equipment to ensure thorough, correct, and mess-free service on every visit. Services include septic tank cleaning and maintenance, with helpful resources available such as a maintenance schedule guide, septic tank location assistance, and a do's and don'ts reference for homeowners. Jamie's Septic Services is known for being prompt and reliable, making it a trusted choice for residential septic needs throughout King County. The business operates Monday through Friday from 8am to 5pm and can be reached by phone or email for quotes and project consultations. Homeowners looking for an experienced, hands-on septic professional with decades of industry knowledge will find Jamie's Septic Services to be a dependable and knowledgeable option for keeping their septic system running properly.
Seattle, WA
⭐ 4.3 (6 reviews)
AAA Septic & Plumbing LLC is a septic service provider based in Seattle, Washington, offering comprehensive solutions for septic system maintenance and plumbing needs. The company has established a presence in the local market, with a Google rating of 4.3 stars based on customer reviews. AAA Septic & Plumbing LLC serves residential and commercial clients in the Seattle area, providing expertise in septic tank inspections, pumping, repairs, and related plumbing services. The company is committed to delivering reliable and professional service to help customers maintain properly functioning septic systems.
Enumclaw, WA
⭐ 4.0 (7 reviews)
Ravensdale, WA
CLS Septics is a leading provider of septic services, specializing in installation, repair, and inspection for both residential and commercial clients. With over 20 years of experience, the company prides itself on delivering premium service and products, earning high recommendations from industry professionals. CLS Septics is dedicated to reliability, positivity, and premium quality, ensuring a dependable and excellent experience for all septic needs. They offer solutions for any septic issue, from new installations to comprehensive repairs and thorough inspections, helping clients comply with county and state regulations through monitoring and maintenance agreements. The team at CLS Septics is committed to setting the bar in the industry, focusing on customer satisfaction and a positive work environment.
King County's septic landscape reflects its mix of dense suburban development and rural acreage. Older homes on the eastern edges of the county, particularly in unincorporated areas near the foothills, often have conventional gravity-fed systems installed decades ago, some of which may be approaching the end of their service life. Newer developments and properties on challenging terrain are more likely to feature pressure-distribution or pump-assisted systems, while some lots with poor soil permeability require alternative or mound systems to meet current standards. The county's frequent rainfall and notably wet winters mean drain fields can become saturated seasonally, which can stress older systems and accelerate the need for maintenance. Homeowners in areas with high groundwater should be particularly attentive to system performance during the fall and winter months. Understanding what type of system is installed on a property is an important first step before scheduling service.
Septic systems in King County, Washington are regulated by King County Public Health, which operates under authority granted by the Washington State Board of Health. The state establishes baseline standards for on-site sewage systems through its regulations, and county health departments administer permitting, inspections, and enforcement at the local level. Any new septic installation, repair, or significant modification typically requires a permit from King County Public Health before work begins. At the point of sale, many real estate transactions in the county require a septic inspection or system report, and buyers are advised to confirm the system's condition and permit history before closing. Homeowners can access information about their system's records through King County's public health office, which maintains permit and inspection histories for properties in the county. Always verify current requirements with your local health department.
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