Amongst the 3 “right marks”, the best location is towards the West side of the house.

While it’s said not to locate the septic tank in SE (2 orange colored “right marks”) of the house, some vastu consultants would allow that while others wouldn’t agree to this arrangement.

Hence the best you can do is to locate the septic tank as per the “all agreed” location of NW of the house.

It doesn’t matter whether your house is North facing or East, South or West, the septic tank must be in NW of the house.

Now, when you know the correct vastu location of a septic tank, here’re septic tank vastu tips (in do’s and don’ts format).

Septic Tank Vastu – What to Follow (5 Tips)

1. The best location of a septic tank is in the NW of the house (see image).
2. Make sure that the tank in not above the plinth level.
3. Keep the tank 1-2 feet away from the compound wall.
4. Orient the tank such that the length lies in East-West axis and its breadth in North-South axis.
5. Orient the tank such that the water part from it leaves from East side and excretion (or solid) waste leaves from West.

 Septic Tank Vastu – What to Avoid (4 Tips)

1. Avoid septic tank in NE.
2. Never ever locate a septic tank in SW.
3. The tank should never touch the compound wall or plinth.
4. The outlet from the tank must never be from South side.

Apart from above septic tank vastu tips, here’re some more vastu instructions for pipelines that lead to septic tank.

Pipelines Vastu – What to Follow

1. Pipelines from bathroom and kitchen should have outlets from North or East.
2. Pipelines from toilets should be from West or NW.
3. Replace or repair any broken pipelines.

Pipelines Vastu – What to Avoid

1. No pipelines (from wherever) should have outlet from South (even by mistake). If there’re then make sure to turn them towards North or East or NW or West.
2. Drainage pipes from upper floors should never be from SW.