Although costs vary according to the size of the leach field, soils and costs of local permits, expect to pay between $5,000 and $20,000 for leach field replacement. It is the most expensive component of the septic system.Apr 9, 2019
Can a failed leach field be repaired?
There's usually no repair for a drainfield that has failed. You probably need to replace some or all of your system.
Can you replace an existing drain field?
You may need to replace your septic field lines, or drain lines, if they get clogged up with debris, dirt, or roots. Instead of trying to repair the old lines, it is much easier and effective to install new lines. You won't have to worry about replacing the tank, so, thankfully, that cuts down on the cost quite a bit.Oct 2, 2010
How long does the average leach field last?
Under normal conditions and good care, a leach-field will last for 50 years or more. Concrete septic tanks are sturdy and reliable but not indestructible.Sep 5, 2017
Can you replace a leach field yourself?
You may need to replace your septic field lines, or drain lines, if they get clogged up with debris, dirt, or roots. Instead of trying to repair the old lines, it is much easier and effective to install new lines. You won't have to worry about replacing the tank, so, thankfully, that cuts down on the cost quite a bit.Oct 2, 2010