SWM Combined Administrator
Exam - VA DEQ
Comprehensive Questions
(Frequently Tested) with
Verified Answers
Certificates of competency are valid for ____. - Answer: 3 years
The Stormwater Management Act requires the State Water Control Board to____. - Answer: Permit,
regulate and control stormwater runoff.
Who should hold a certificate of competency according to 62.1-44.15:30? - Answer: Any personnel of a
VSMP authority who reviews plans or performs inspections.
The Construction General Permit (CGP) authorizes what types of discharges? - Answer: Stormwater from
construction activities that are >= 1 acre
In accordance with Part 2C, how many additional permit cycles can a project remain subject to? -
Answer: 2 Additional Cycles
What does a complete SWPPP consist of? - Answer: An approved:
-ESC Plan
-SWM Plan
-P2 Plan
-Additional control measures for TMDL impaired waters
Issuance of a Land Disturbance Permit is dependent on: - Answer: The approval of the SWM and ESC
Plans.
, What doe the water quality criteria target - Answer: Total Phosphorus
What is the Load Limit? - Answer: 0.41 /lbs/acre/year
Stormwater BMPs use 3 primary mechanisms to control pollution: - Answer: Infiltration, settling,
vegetative uptake or filtering
Part 2B and 2C water quantity criteria addresses: - Answer: Channel protection and flood protection
Define the Virginia Runoff Reduction Method. - Answer: A compliance approach used in VA to address
pollutant loads by incorporating ESD, runoff treatment, and volume control options.
What happens when imperviousness reaches 10-20%? - Answer: Ecological stress becomes apparent.
For drainage areas <= 200 acres, the VSMP may allow for the use of: - Answer: The Rational Method
What are the design storms used when performing stormwater calculations? - Answer: 1-yr, 2-yr, 10-yr,
and 20-yr storms
What is the length of time required for a drop of water to travel from the most hydraulically distant
point in the watershed or sub-watershed to the point of analysis? - Answer: Time of Concentration (Tc)
What is the NRCS Runoff Curve Number used to estimate? - Answer: The runoff from a site based upon
rainfall and site terrain.
What are the various types of stormwater storage? - Answer: Detention volumes, Extended Detention,
Retention Facilities
When does an "agreement in lieu of a stormwater management plan" apply? - Answer: When the owner
or permittee comply with the requirements of a VSMP for the construction of a single family home.
Exam - VA DEQ
Comprehensive Questions
(Frequently Tested) with
Verified Answers
Certificates of competency are valid for ____. - Answer: 3 years
The Stormwater Management Act requires the State Water Control Board to____. - Answer: Permit,
regulate and control stormwater runoff.
Who should hold a certificate of competency according to 62.1-44.15:30? - Answer: Any personnel of a
VSMP authority who reviews plans or performs inspections.
The Construction General Permit (CGP) authorizes what types of discharges? - Answer: Stormwater from
construction activities that are >= 1 acre
In accordance with Part 2C, how many additional permit cycles can a project remain subject to? -
Answer: 2 Additional Cycles
What does a complete SWPPP consist of? - Answer: An approved:
-ESC Plan
-SWM Plan
-P2 Plan
-Additional control measures for TMDL impaired waters
Issuance of a Land Disturbance Permit is dependent on: - Answer: The approval of the SWM and ESC
Plans.
, What doe the water quality criteria target - Answer: Total Phosphorus
What is the Load Limit? - Answer: 0.41 /lbs/acre/year
Stormwater BMPs use 3 primary mechanisms to control pollution: - Answer: Infiltration, settling,
vegetative uptake or filtering
Part 2B and 2C water quantity criteria addresses: - Answer: Channel protection and flood protection
Define the Virginia Runoff Reduction Method. - Answer: A compliance approach used in VA to address
pollutant loads by incorporating ESD, runoff treatment, and volume control options.
What happens when imperviousness reaches 10-20%? - Answer: Ecological stress becomes apparent.
For drainage areas <= 200 acres, the VSMP may allow for the use of: - Answer: The Rational Method
What are the design storms used when performing stormwater calculations? - Answer: 1-yr, 2-yr, 10-yr,
and 20-yr storms
What is the length of time required for a drop of water to travel from the most hydraulically distant
point in the watershed or sub-watershed to the point of analysis? - Answer: Time of Concentration (Tc)
What is the NRCS Runoff Curve Number used to estimate? - Answer: The runoff from a site based upon
rainfall and site terrain.
What are the various types of stormwater storage? - Answer: Detention volumes, Extended Detention,
Retention Facilities
When does an "agreement in lieu of a stormwater management plan" apply? - Answer: When the owner
or permittee comply with the requirements of a VSMP for the construction of a single family home.
