A subsurface sewage disposal system (SSDS) permit is required before the Knox County Codes Enforcement Department will issue a building permit for your residence.
It is possible, and we are happy to check for you. Please submit a file search request as detailed on the groundwater services page.
3. My SSDS is not working properly and needs to be repaired. Am I required to obtain a permit to repair my system?
All repairs, alterations and new constructions of SSDS require a permit from the Knox County Health Department before any work is started on the system. Repair permits are granted without cost, please call our office for more information 865-215-5200.
Septic tanks should be pumped out by a licensed septic tank pumper every 3-5 years with ordinary use and every 2-3 years if a garbage disposal is utilized.
Additives do not need to be added to your septic tank.
6. I am selling my home and I was told that I needed a septic letter from the health department. What is a septic letter and how do I obtain one?
A septic letter is also called a Verification. Please call our office to schedule a verification as detailed on the groundwater services page.
Surface water is the water present on the surface of the earth. Surface water includes naturally occurring or manmade streams, lakes, and creeks, etc. It is used for drinking, cleaning, agricultural purposes, electricity generation, and so much more.
Groundwater is the water present at or below ground level. It is present beneath the Earth’s surface in rock, in soil pore space, and in fractures of rock formations. An unconsolidated deposit of water underground is called an aquifer.
Surface water changes in temperature according to its surroundings.
Groundwater keeps a constant temperature.
Surface Water is more contaminated.
Groundwater is less contaminated.
The waters of the state are regulated by a multitude of different agencies. Start out with the local City or County Stormwater departments. They will be able to direct you to the proper agency – TDEC, TVA, Corp of Engineers or EPA according to the specifics of the situation.