ONSITE WASTEWATER SYSTEMS UPDATED QUESTIONS AND ANSWERS
Who has a septic tank system? - CORRECT ANSWER✅✅All buildings in NC with plumbing must be
connected to some type of approved wastewater disposal system.
If a building with plumbing facilities is not on a city sewer system, then in most cases it has a
____________ to dispose of wastewater. - CORRECT ANSWER✅✅septic tank system
Who regulates onsite wastewater systems? - CORRECT ANSWER✅✅Onsite wastewater section
(OSWW), Division of Environmental Health (DEH), Department of Environment and Natural Resources
(DENR)
Authority is delegated to local __________________ to issue septic permits, regulate installations, and
enforce NC laws and rules. - CORRECT ANSWER✅✅health department
Local health department staff are trained and authorized by the ______ and _______ Section. -
CORRECT ANSWER✅✅DEH and OSWW
A permit is needed before any ______ is installed or repaired. - CORRECT ANSWER✅✅septic system
An Environmental Health Specialist must visit the site to evaluate ________ and ________________
before a permit can be issued. - CORRECT ANSWER✅✅soil and site conditions
An EHS must also approve the installation before it is put into use and before the electrical supply is
_____________ connected to the building. - CORRECT ANSWER✅✅permanently
New System Permits - CORRECT ANSWER✅✅improvement or authorization to construct permits; all
regulations apply
Repair Permits - CORRECT ANSWER✅✅Best professional judgement may be used by the EHS
, Existing Service Permit - CORRECT ANSWER✅✅Reuse of an existing system; e.g. new mobile home
moved onto site
Operations Permit - CORRECT ANSWER✅✅After final inspection of the installation by the EHS
Typical Permitting Procedure in NC:
-Apply to Environmental Health Section of the _________________.
-_________________ by an ESH.
-Issuance or denial of _______ permit.
-Issuance of Authorization to ________ Permit. (including specifications for the system)>
-Installation of the system by a __________________.
-Final ______________ by ESH.
-Issuance of the __________________ permit. (conditions may apply). - CORRECT ANSWER✅✅-county
health department
-soil and site evaluation
-improvement
-construct
-private installer
-inspection
-operational
Site Evaluations - CORRECT ANSWER✅✅-Soil and site evaluation
-Depth to groundwater or bedrock
-Setbacks
-Topography must be considered
The EHS and/or soil scientist determine:
-___________ class of the soil (% sand, silt, clay)
-LTAR,_____________, refers to the capacity of soil to absorb. - CORRECT ANSWER✅✅-textural
Who has a septic tank system? - CORRECT ANSWER✅✅All buildings in NC with plumbing must be
connected to some type of approved wastewater disposal system.
If a building with plumbing facilities is not on a city sewer system, then in most cases it has a
____________ to dispose of wastewater. - CORRECT ANSWER✅✅septic tank system
Who regulates onsite wastewater systems? - CORRECT ANSWER✅✅Onsite wastewater section
(OSWW), Division of Environmental Health (DEH), Department of Environment and Natural Resources
(DENR)
Authority is delegated to local __________________ to issue septic permits, regulate installations, and
enforce NC laws and rules. - CORRECT ANSWER✅✅health department
Local health department staff are trained and authorized by the ______ and _______ Section. -
CORRECT ANSWER✅✅DEH and OSWW
A permit is needed before any ______ is installed or repaired. - CORRECT ANSWER✅✅septic system
An Environmental Health Specialist must visit the site to evaluate ________ and ________________
before a permit can be issued. - CORRECT ANSWER✅✅soil and site conditions
An EHS must also approve the installation before it is put into use and before the electrical supply is
_____________ connected to the building. - CORRECT ANSWER✅✅permanently
New System Permits - CORRECT ANSWER✅✅improvement or authorization to construct permits; all
regulations apply
Repair Permits - CORRECT ANSWER✅✅Best professional judgement may be used by the EHS
, Existing Service Permit - CORRECT ANSWER✅✅Reuse of an existing system; e.g. new mobile home
moved onto site
Operations Permit - CORRECT ANSWER✅✅After final inspection of the installation by the EHS
Typical Permitting Procedure in NC:
-Apply to Environmental Health Section of the _________________.
-_________________ by an ESH.
-Issuance or denial of _______ permit.
-Issuance of Authorization to ________ Permit. (including specifications for the system)>
-Installation of the system by a __________________.
-Final ______________ by ESH.
-Issuance of the __________________ permit. (conditions may apply). - CORRECT ANSWER✅✅-county
health department
-soil and site evaluation
-improvement
-construct
-private installer
-inspection
-operational
Site Evaluations - CORRECT ANSWER✅✅-Soil and site evaluation
-Depth to groundwater or bedrock
-Setbacks
-Topography must be considered
The EHS and/or soil scientist determine:
-___________ class of the soil (% sand, silt, clay)
-LTAR,_____________, refers to the capacity of soil to absorb. - CORRECT ANSWER✅✅-textural
