Risky reservoirs: Virginia counties where aging dams pose the greatest threat

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- Total high-hazard dams: 15
- Number potentially dangerous: 1 (6.7%)
- Potentially dangerous dams include:
--- 1 not rated

#43. Loudoun County
Joseph Sohm // // Shutterstock

- Total high-hazard dams: 15
- Number potentially dangerous: 1 (6.7%)
- Potentially dangerous dams include:
--- 1 posing immediate threat

#42. Buckingham County
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- Total high-hazard dams: 10
- Number potentially dangerous: 1 (10.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#41. Rockingham County
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- Total high-hazard dams: 8
- Number potentially dangerous: 1 (12.5%)
- Potentially dangerous dams include:
--- 1 in poor condition

#40. Fauquier County
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- Total high-hazard dams: 7
- Number potentially dangerous: 1 (14.3%)
- Potentially dangerous dams include:
--- 1 in poor condition

#39. Pittsylvania County
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- Total high-hazard dams: 13
- Number potentially dangerous: 2 (15.4%)
- Potentially dangerous dams include:
--- 2 not rated

#38. Prince William County
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- Total high-hazard dams: 17
- Number potentially dangerous: 3 (17.6%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
--- 2 not rated

#37. Augusta County
Jon Bilous // Shutterstock

- Total high-hazard dams: 5
- Number potentially dangerous: 1 (20.0%)
- Potentially dangerous dams include:
--- 1 not rated

#36. Carroll County
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- Total high-hazard dams: 5
- Number potentially dangerous: 1 (20.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#35. Fluvanna County
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- Total high-hazard dams: 4
- Number potentially dangerous: 1 (25.0%)
- Potentially dangerous dams include:
--- 1 not rated

#34. Hanover County
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- Total high-hazard dams: 4
- Number potentially dangerous: 1 (25.0%)
- Potentially dangerous dams include:
--- 1 not rated

#33. Roanoke County
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- Total high-hazard dams: 4
- Number potentially dangerous: 1 (25.0%)
- Potentially dangerous dams include:
--- 1 not rated

#32. Grayson County
ImagineerInc // Shutterstock

- Total high-hazard dams: 20
- Number potentially dangerous: 5 (25.0%)
- Potentially dangerous dams include:
--- 3 in poor condition
--- 2 not rated

#31. Albemarle County
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- Total high-hazard dams: 7
- Number potentially dangerous: 2 (28.6%)
- Potentially dangerous dams include:
--- 1 in poor condition
--- 1 not rated

#30. Greene County
Felix Lipov // Shutterstock

- Total high-hazard dams: 13
- Number potentially dangerous: 4 (30.8%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
--- 2 in poor condition
--- 1 not rated

#29. Stafford County
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- Total high-hazard dams: 3
- Number potentially dangerous: 1 (33.3%)
- Potentially dangerous dams include:
--- 1 not rated

#28. Campbell County
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- Total high-hazard dams: 3
- Number potentially dangerous: 1 (33.3%)
- Potentially dangerous dams include:
--- 1 condition withheld

#27. Franklin County
Barry Blackburn // Shutterstock

- Total high-hazard dams: 3
- Number potentially dangerous: 1 (33.3%)
- Potentially dangerous dams include:
--- 1 in poor condition

#26. Gloucester County
ThomasPerkins.org // Shutterstock

- Total high-hazard dams: 3
- Number potentially dangerous: 1 (33.3%)
- Potentially dangerous dams include:
--- 1 condition withheld

#25. Alleghany County
Jon Bilous // Shutterstock

- Total high-hazard dams: 11
- Number potentially dangerous: 4 (36.4%)
- Potentially dangerous dams include:
--- 4 not rated

#24. Frederick County
Jon Marc Lyttle / Shutterstock

- Total high-hazard dams: 13
- Number potentially dangerous: 5 (38.5%)
- Potentially dangerous dams include:
--- 2 in poor condition
--- 2 not rated
--- 1 condition withheld

#23. Bedford County
OJUP // Shutterstock

- Total high-hazard dams: 5
- Number potentially dangerous: 2 (40.0%)
- Potentially dangerous dams include:
--- 2 in poor condition

#22. New Kent County
Katssoup // Shutterstock

- Total high-hazard dams: 7
- Number potentially dangerous: 3 (42.9%)
- Potentially dangerous dams include:
--- 2 not rated
--- 1 condition withheld

#21. Wise County
OJUP // Shutterstock

- Total high-hazard dams: 11
- Number potentially dangerous: 5 (45.5%)
- Potentially dangerous dams include:
--- 2 in poor condition
--- 3 not rated

#20. Chesterfield County
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- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 not rated

#19. Roanoke city
Adam Mustafa // Shutterstock

- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 not rated

#18. Montgomery County
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- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#17. York County
John Couture // Shutterstock

- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#16. Powhatan County
Jeffery L Willis // Shutterstock

- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 not rated

#15. Lee County
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- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#14. Brunswick County
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- Total high-hazard dams: 2
- Number potentially dangerous: 1 (50.0%)
- Potentially dangerous dams include:
--- 1 condition withheld

#13. Dickenson County
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- Total high-hazard dams: 4
- Number potentially dangerous: 2 (50.0%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
--- 1 in poor condition

#12. Goochland County
Carolyn M Carpenter // Shutterstock

- Total high-hazard dams: 6
- Number potentially dangerous: 3 (50.0%)
- Potentially dangerous dams include:
--- 2 in poor condition
--- 1 not rated

#11. Rockbridge County
Erin Cadigan // Shutterstock

- Total high-hazard dams: 4
- Number potentially dangerous: 3 (75.0%)
- Potentially dangerous dams include:
--- 3 in poor condition

#10. Richmond city
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- Total high-hazard dams: 5
- Number potentially dangerous: 4 (80.0%)
- Potentially dangerous dams include:
--- 4 not rated

#9. Cumberland County
Carolyn M Carpenter // Shutterstock

- Total high-hazard dams: 6
- Number potentially dangerous: 5 (83.3%)
- Potentially dangerous dams include:
--- 2 posing immediate threat
--- 3 in poor condition

#8. Caroline County
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- Total high-hazard dams: 7
- Number potentially dangerous: 6 (85.7%)
- Potentially dangerous dams include:
--- 6 condition withheld

#7. Mecklenburg County
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- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#6. James City County
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- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 posing immediate threat

#5. King George County
Khairil Azhar Junos // Shutterstock

- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 posing immediate threat

#4. Westmoreland County
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- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#3. King William County
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- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

#2. Lancaster County
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- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 in poor condition

This story features data reporting by Paxtyn Merten, writing by Dom DiFurio, and is part of a series utilizing data automation across 50 states.

#1. King and Queen County
2265524729 // Shutterstocck