Septic Inspections | Serving Northern VA, Maryland, & D.C.

Septic Inspection…$125

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Here is a basic diagram of a complete septic system from house to absorption
trenches. (not necessarily to local standards)

Basic operation of common septic tank.

Here is a basic diagram of a complete septic system from house to absorption
trenches. (not necessarily to local standards)
Septic Systems
A septic tank is simply a big concrete or steel tank that is buried in the yard. The
tank might hold 1,000 gallons (4,000 liters) of water. Wastewater flows into the
tank at one end and leaves the tank at the other. The tank looks something like
this in cross-section:
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Commom Signs of Septeic Failure

In this picture, you can see three layers. Anything that floats rises to the top
and forms a layer known as the scum layer. Anything heavier than water sinks
to form the sludge layer. In the middle is a fairly clear water layer. This body of
water contains bacteria and chemicals like nitrogen and phosphorous that act
as fertilizers, but it is largely free of solids.
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• Wet lush areas of grass at the
lowest point of the septic system.

• Odors while walking around your
yard

• Slow draining of sinks and other
plumbing fixtures

• High sludge build up in

• maintained septic tank