VA DEQ SWM Inspector Exam.pdf file:///C:/Users/HP/Desktop/New%20fo/VA%20DEQ%20SWM%20I
VA DEQ SWM Inspector Exam Questions & Verified
Answers
1. What element is targeted by water quality criteria?
Answer Phosphorous, it indicates pollution by bonding with other pollutants.
2. At what % impervious cover are streams substantially affected?
Answer 25%
3. what is the site-based load limit for water quality?
Answer 0.41 lbs/acre/yr total phosphorous
4. Virginia Runoff Reduction Method- method of load calculations
Answer load calcu- lations based on land cover type and soil type.
5. what must happen to potentially harmful sheet flow runoff?
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1 of 13 9/10/2024, 8:31
,VA DEQ SWM Inspector Exam.pdf file:///C:/Users/HP/Desktop/New%20fo/VA%20DEQ%20SWM%20I
Answer Must be diverted to stormwater conveyance system.
6. SWM ponds must be able to convey water safely up to what level storm event?
Answer must be able to safely convey up to a 100 yr storm.
7. Define LDA
Answer Land disturbing activity; any man-made change to the land surface that potentially
changes its runoff characteristics; includes clearing, grading, and excavation.
8. What size LDA must comply with stormwater management regulation? in CPBA
areas?
Answer anything of 1 acre or more, or 2500 ft^2 in CPBA areas; may be more stringent
locally.
9. what are some activities exempt from SWM regulations?
Answer mining, agriculture, sewer discharges, local reclamation programs, routine
maintenance of preexisting operations, public emergency activity
2/
2 of 13 9/10/2024, 8:31
VA DEQ SWM Inspector Exam Questions & Verified
Answers
1. What element is targeted by water quality criteria?
Answer Phosphorous, it indicates pollution by bonding with other pollutants.
2. At what % impervious cover are streams substantially affected?
Answer 25%
3. what is the site-based load limit for water quality?
Answer 0.41 lbs/acre/yr total phosphorous
4. Virginia Runoff Reduction Method- method of load calculations
Answer load calcu- lations based on land cover type and soil type.
5. what must happen to potentially harmful sheet flow runoff?
1/
1 of 13 9/10/2024, 8:31
,VA DEQ SWM Inspector Exam.pdf file:///C:/Users/HP/Desktop/New%20fo/VA%20DEQ%20SWM%20I
Answer Must be diverted to stormwater conveyance system.
6. SWM ponds must be able to convey water safely up to what level storm event?
Answer must be able to safely convey up to a 100 yr storm.
7. Define LDA
Answer Land disturbing activity; any man-made change to the land surface that potentially
changes its runoff characteristics; includes clearing, grading, and excavation.
8. What size LDA must comply with stormwater management regulation? in CPBA
areas?
Answer anything of 1 acre or more, or 2500 ft^2 in CPBA areas; may be more stringent
locally.
9. what are some activities exempt from SWM regulations?
Answer mining, agriculture, sewer discharges, local reclamation programs, routine
maintenance of preexisting operations, public emergency activity
2/
2 of 13 9/10/2024, 8:31
