One of 1 septic company listed in our Onarga directory. Listing compiled by SepticTankHub from public data — not affiliated with or operated by this business.
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ABOUT
About this listing
Miller Septic Inc is a family-owned septic, sewer, and excavation services company operating in Onarga, Illinois and surrounding communities within a 40-mile radius. Established in 1965, the company has over 50 years of experience serving both residential and commercial properties. Their services include septic system maintenance, repair, and upgrades; sewer system repairs, cleaning, and installation; grease trap and car wash pit cleaning and repair; excavation and tiling work; lift station and
🕐 Operating Hours
Monday: 7AM-5PM
📍85 US-24, Onarga, IL 60955 · Listed in the SepticTankHub Onarga 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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Septic Inspection
Comprehensive system inspections for home buyers and real estate transactions.
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Drain Field Repair
Restoration or full replacement of clogged, saturated, or failing drain fields.
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Grease Trap Cleaning
Professional cleaning and maintenance of commercial grease traps and interceptors.
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COST TOOL
Pumping Cost Estimator
Enter your tank size to get an estimated pumping cost for the Onarga 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 Onarga area. Contact for an exact quote.
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GALLERY
Photos
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FAQ
Frequently Asked Questions
Septic pumping in Onarga typically costs between $300 and $600, depending on tank size, accessibility, and how long since the last pump. Miller Septic Inc can provide an exact quote for your specific situation.
For most homes in Onarga, septic tanks should be pumped every 3–5 years. Factors like household size, tank capacity, and water usage can shorten or extend this interval. Miller Septic 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. Miller Septic 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 Miller Septic 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.