Septic maintenance
How often should you pump a septic tank?
Straight answers from a family owned septic company serving Denver and the Colorado Front Range for over 20 years.
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- Family Owned & Operated
- 20+ Years of Septic Experience
- Serving Denver & the Front Range
- Licensed & Insured
Septic pumping frequency Septic pumping frequency is how often a tank needs to be emptied, set by tank size, the number of people in the house, water use, and whether a garbage disposal is in service. It is measured by sludge and scum levels, not by the calendar alone.
Pumping on the right interval is the single cheapest thing an owner can do to protect the drain field.
Most households should pump the septic tank every three to five years. A two person home with a large tank can stretch toward five. A family of five or six with a 1000 gallon tank often needs it every two to three years. Garbage disposals, home offices, and rental occupancy shorten the interval. Pumping on schedule is the cheapest thing you can do for a septic system, because solids that reach the drain field are what ends its life early.
What you are seeing
- You cannot remember the last pump-out
- You bought the home and have no service records
- Drains have started to slow
- The tank sits high when the lid is opened
What it usually means
Ranked by how often we find each one on Front Range properties.
- 1
Household size and daily water use
Most likelyMore people means more solids and more water per day, which shortens the interval directly.
- 2
Tank size
CommonA 1500 gallon tank holds sludge far longer than a 750 or 1000 gallon tank on the same household.
- 3
Garbage disposal use
CommonFood solids add sludge fast. Homes with heavy disposal use often pump on the short end of the range.
- 4
Occupancy changes
PossibleGuests, a new baby, working from home, or short term rentals all change the math.
- 5
Effluent filter and system type
Less commonSystems with filters and pump chambers need scheduled service on the components as well as the tank.
What to do right now
- Find your last service record or ask us to check ours.
- Locate the tank lid and keep it accessible.
- Put the next pump-out on the calendar rather than waiting for symptoms.
- Keep wipes, grease, and hygiene products out of the system.
- Call 720-427-7557 to schedule a pump-out or get on a reminder cycle.
When it is an emergency
Call 720-427-7557 right away if any of these are true.
- Drains are slow or a fixture has already backed up
- There is odor or wet ground over the tank or field
- You are selling and need a documented pump and inspection
What the fix typically involves
Pump and record
We pump the tank, record the sludge depth, and give you a real interval based on what we saw, not a guess.
Inspect while it is empty
An empty tank is the only time baffles, walls, and the outlet can be properly checked.
Set the next date
We put you on a schedule that matches your household so you never get surprised.
What drives the cost
We do not post flat prices, because the same symptom can be a filter cleaning or a drain field replacement. These are the factors that set the number on your property. You get the price before we start the work.
- Tank size and how much sludge has accumulated
- Lid access, depth, and whether digging is needed
- Distance to the property
- Add-on inspection or filter service
Tell us what your system is doing
Send the details and we will tell you what we think is going on and what it takes to fix it. We serve Denver, Westminster, and the Colorado Front Range.
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Septic trouble? We answer the phone.
Family owned and operated, serving the Front Range for over 20 years.