Septic Tank Maintenance - Increase the Life of a Drain Field

Before I worked for a septic tank business, I hadsystem, if there is a washer emptying into the tank,
absolutely no clue what a septic tank was other thanand whether there has been a lot of rain in the area
it was a large tank in the ground for human waste.in the last year or so. For a system that has 1 to 2
Now after, 7 years I have become knowledgeable onpeople about 5 years will suffice; if there are more
the importance of keeping a septic tank cleaned outpeople consider anywhere from 3 to 4 years. If
on a regular basis. Pretty much everyday or so, Ithere is a washer on the system and is used quite
speak to people who know next to nothing aboutabout 60% of water comes from that source alone.
septic tank cleaning or pump outs, who ask the sameAlso the use of detergent and bleach tend to break
questions that I once did. Fortunately, I now knowdown the solid material in the tank at a higher rate
that if a tank is not cleaned every so often, it canthus causing the increase of a more watery tank.
lead to unnecessary expenses for the homeowner.Heavy rains can cause the saturation of the ground
By writing this, I hope I can pass on what I haveand the drain field area thus slowing the ability of the
learned and save an unsuspecting homeowner adrain field to remove the excess water out of the
rather large expense.septic tank. Due to these factors 3-5 years is the
The purpose of cleaning a septic tank is to keep theproper time between cleanings.
sludge from entering the field lines or drain field. Also,Sometimes when a tank is starting to get full you
cleaning will keep the septic waste from returning tomay notice signs such as the slow emptying of the
the house or filtering out onto the surface near or ontoilet and drains, there may be gurgling sounds in the
the septic tank. Proper maintenance prevents smelltoilet or worse yet, the toilets and drains back up.
and toxic material from contaminating the surroundingOther times, there may be standing water and low
areas often used by humans and animals. Also,wet, mushy spots over or around the septic tank
seepage from a leaking tank can cause damage toitself. Another indicator is if there is excessive green
the lawn.grass in the area of the tank or drain field this could
Simply put, a septic tank is just a holding tank for theindicate the tank is in need of cleaning.
household water and waste of a home or business. ItAlthough the main purpose of cleaning the tank is to
is self contained with an outlet from the house forkeep the sludge out of the drain field, cleaning will
the water and waste to enter the tank and an outletkeep the sludge from returning to house that could
to move the excess waste water to the drain fieldcause backup and clogs within the main line. Both of
system. The solids to sink to the bottom of the tank.these situations can be costly expenses that can be
Each outlet is on either end of the rectangular tank.avoided by having a maintenance plan in place. Drain
Usually there are two to three lids on a septic tank,fields can run $1800 to $8000 depending on the type
or it may have a manhole-type lid on the top for theof system needed and have a lifespan of 15 to 40
entrance. Quite often the tank is buried under theyears. It is one of the worse things for a
ground from a few inches to a couple of feet. Mosthomeowner to have to hear that they are are going
tanks are either 1000 or 1500 gallon tanks.to need a new drain field system on a relatively new
To determine how often a tank should be cleanedsystem when a septic cleaning plan would have kept
several factors are taken into consideration. Thosethe septic drain field working properly in the first
factors include how many people are using theplace.