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

- Total high-hazard dams: 11
- Number potentially dangerous: 1 (9.1%)
- Potentially dangerous dams include:
--- 1 posing immediate threat

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

- Total high-hazard dams: 17
- Number potentially dangerous: 2 (11.8%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
--- 1 in poor condition

- Total high-hazard dams: 6
- Number potentially dangerous: 1 (16.7%)
- Potentially dangerous dams include:
--- 1 in poor condition

- Total high-hazard dams: 4
- Number potentially dangerous: 1 (25.0%)
- Potentially dangerous dams include:
--- 1 posing immediate threat

- Total high-hazard dams: 5
- Number potentially dangerous: 2 (40.0%)
- Potentially dangerous dams include:
--- 2 posing immediate threat

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

- Total high-hazard dams: 6
- Number potentially dangerous: 3 (50.0%)
- Potentially dangerous dams include:
--- 2 posing immediate threat
--- 1 in poor condition

- Total high-hazard dams: 6
- Number potentially dangerous: 3 (50.0%)
- Potentially dangerous dams include:
--- 3 in poor condition

- Total high-hazard dams: 18
- Number potentially dangerous: 10 (55.6%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
--- 9 in poor condition

- Total high-hazard dams: 3
- Number potentially dangerous: 2 (66.7%)
- Potentially dangerous dams include:
--- 2 in poor condition

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

- Total high-hazard dams: 1
- Number potentially dangerous: 1 (100.0%)
- Potentially dangerous dams include:
--- 1 posing immediate threat
This story features data reporting by Paxtyn Merten, writing by Dom DiFurio, and is part of a series utilizing data automation across 50 states.
