// Risk Intelligence
| Risk Score | 8 / 10 High |
| Facility Type | 🌊 Major Dam / Flood Control |
| Operator / Branch | New York City Department of Environmental Protection |
| Host County | Ulster County NY |
| Nearest City | Pepperell MA |
| Primary Risk Radius | 20 miles |
| Secondary Risk Radius | 100 miles |
// Strategic Significance
Ashokan Reservoir in the Catskill Mountains is the largest of New York City water supply reservoirs providing approximately 40% of NYC water supply to 9 million people. Completed in 1915 it flooded 7 communities and displaced 2,000 people. Any contamination or structural failure would threaten New York City water supply.
// Civilian Impact Assessment
New York City with 8 million residents depends on Ashokan as a primary water source. A failure or contamination event would be a catastrophic public health emergency for the largest US city.
// Evacuation & Shelter Guidance
New York Route 28, US-209. Ulster County Emergency Management and NYC DEP maintain water supply protection and dam emergency protocols.