One of 7 septic companies listed in our Grass Valley directory. Listing compiled by SepticTankHub from public data — not affiliated with or operated by this business.
Septic Pumping & CleaningSeptic InstallationSeptic RepairDrain Field Repair
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4.9/5
250 Reviews
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ABOUT
About this listing
Navo & Sons Inc is a family-owned septic and plumbing service company serving Nevada, Placer, and surrounding counties in Northern California. Established in 1958 by George Navo, the company has been operating for over 60 years across four generations. The company provides septic tank pumping, installation, and repair services, utilizing state-of-the-art pumper trucks, high-tech pipe tracing equipment, trenchless pipe installation, and Terralift leach field aeration systems. They offer in-house
🕐 Operating Hours
Monday: 8AM-4:30PM
📍815 Idaho Maryland Rd, Grass Valley, CA 95945 · Listed in the SepticTankHub Grass Valley directory.
💡Ratings are sourced from Google Business Profile and verified during our data collection process.
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WHAT WE DO
Services Offered
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Septic Pumping & Cleaning
Routine pumping and thorough cleaning to maintain your system and prevent backups.
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Septic Installation
Full installation of new septic systems for residential and commercial properties.
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Septic Repair
Diagnosis and repair of failing systems, broken pipes, and malfunctioning components.
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Drain Field Repair
Restoration or full replacement of clogged, saturated, or failing drain fields.
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COST TOOL
Pumping Cost Estimator
Enter your tank size to get an estimated pumping cost for the Grass Valley area.
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PRICING
Estimated Pricing
Service
Range
Average
Septic Pumping
$300–$600
$425
Septic Inspection
$150–$350
$235
Septic Repair
$500–$2,500
$1,200
Drain Field Repair
$2,000–$8,000
$4,500
Grease Trap Cleaning
$200–$500
$325
Prices are estimates for the Grass Valley area. Contact for an exact quote.
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GALLERY
Photos
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FAQ
Frequently Asked Questions
Septic pumping in Grass Valley typically costs between $300 and $600, depending on tank size, accessibility, and how long since the last pump. Navo & Sons Inc can provide an exact quote for your specific situation.
For most homes in Grass Valley, septic tanks should be pumped every 3–5 years. Factors like household size, tank capacity, and water usage can shorten or extend this interval. Navo & Sons Inc can inspect your system and recommend a personalized schedule.
A professional septic inspection typically involves locating and opening the tank, checking the inlet and outlet baffles, measuring sludge and scum layers, and inspecting the distribution box and drain field. The inspector will provide a written report and recommendations. Navo & Sons Inc can walk you through the process.
Common signs include slow drains throughout the house, gurgling sounds in pipes, sewage odors indoors or outdoors, wet or unusually green patches over the drain field, and sewage backup in toilets or drains. If you notice any of these, contact Navo & Sons Inc promptly.
Signs of drain field failure include soggy or spongy ground over the leach field, lush green grass directly above the field (especially after dry weather), sewage odors near the drain field, and slow drains or backups in the house. Early intervention can prevent costly full replacement.