Administrative Code

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Virginia Administrative Code
Title 4. Conservation And Natural Resources
Agency 50. Virginia Soil And Water Conservation Board
Chapter 20. Impounding Structure Regulations

4VAC50-20-59. Reporting.

For the purposes of categorizing and reporting information to national and other dam safety databases, impounding structure size shall be classified as noted in Table 2.

Table 2
Impounding Structure Regulations

Maximum Impounding Capacity (Ac-Ft)

Height (Ft)

Large ≥ 50,000

≥ 100

Medium ≥ 1,000 & < 50,000

≥ 40 & < 100

Small ≥ 15 & < 1,000

≥ 6 & < 40

Statutory Authority

§ 10.1-605 of the Code of Virginia.  

Historical Notes

Derived from Virginia Register Volume 24, Issue 25, eff. September 26, 2008.

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