☢ Nuclear Power Plant · TN · Soddy-Daisy
Sequoyah Nuclear Plant TN
Tennessee Valley Authority
7/10
High
⚔ Military · NC · Goldsboro, NC
Seymour Johnson Air Force Base NC
US Air Force · Hurricane / Flash Flooding / Tornado
6/10
Moderate
⚠ Superfund · PA · Sharon, PA
Sharonite Superfund Site PA
Various / EPA · Toxic Contamination / Groundwater / Chemical Exposure
6/10
Moderate
🌊 Dam · CA · Redding
Shasta Dam CA
Bureau of Reclamation
8/10
High
🌊 Dam · CA · Redding, CA
Shasta Dam Deliberate Release CA
US Bureau of Reclamation · Terrorism / Deliberate Release / Sacramento Valley Flooding / 4 Million Downstream / Iranian
9/10
Critical
⚔ Military · SC · Sumter, SC
Shaw Air Force Base SC
US Air Force · Tornado / Hurricane Remnants / Flash Flooding
6/10
Moderate
☢ Nuclear Power Plant · NC · New Hill
Shearon Harris Nuclear Power Plant NC
Duke Energy Progress
7/10
High
⚠ Superfund · IL · Sheffield, IL
Sheffield Illinois Radioactive Waste Site
EPA Superfund · Low-Level Radioactive Waste / Groundwater Contamination / Superfund / Buried Waste
7/10
High
☣ Chemical · LA · Norco, LA
Shell Norco LA Chemical Complex
Shell Chemical · Chemical Release / Explosion / Hurricane / Cancer Alley / Historical Disasters
8/10
High
⚔ Military · TX · Wichita Falls, TX
Sheppard Air Force Base TX
US Air Force · Tornado / Severe Storm / Hail
6/10
Moderate
⚔ Military · CT · Stratford, CT
Sikorsky Aircraft Stratford CT Black Hawk Plant
Sikorsky Aircraft / Lockheed Martin · Industrial Accident / Hazmat / Terrorism Target / Explosion
8/10
High
📡 Telecom · CA · San Jose, CA
Silicon Valley Data Center Cluster CA
Various · Earthquake / Wildfire / Power Outage
8/10
High
⚡ Power Plant · NV · Silver Peak, NV
Silverpeak Substation Nevada Western Grid
NV Energy / Western Area Power Administration · Terrorism / Remote Location / Western Grid Node / Minimal Security / Cascade Failure
8/10
High
⚔ Military · MA · Springfield, MA
Smith and Wesson Springfield MA
American Outdoor Brands · Industrial Accident / Hazmat / Terrorism Target / Explosion
6/10
Moderate
🏭 Food Processing · SD · Sioux Falls, SD
Smithfield Foods Sioux Falls SD Pork Plant
Smithfield Foods / WH Group · Industrial Hazmat / Ammonia / COVID-19 Cluster / Supply Chain
8/10
High
🏭 Food Processing · VA · Smithfield, VA
Smithfield Foods Smithfield VA Headquarters
Smithfield Foods / WH Group · Industrial Hazmat / Ammonia / Supply Chain / Chinese Ownership
7/10
High
🏭 Food Processing · NC · Tar Heel, NC
Smithfield Foods Tar Heel NC
Smithfield Foods / WH Group · Industrial Hazmat / Ammonia Refrigeration / Wastewater / Supply Chain
7/10
Critical
🏟 Stadium · LA · New Orleans, LA
Smoothie King Center New Orleans LA
New Orleans Pelicans / NBA · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
8/10
High
🏟 Stadium · CA · San Diego, CA
Snapdragon Stadium San Diego CA
San Diego FC / MLS · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
6/10
Moderate
🏟 Stadium · CA · Inglewood, CA
SoFi Stadium Inglewood CA
Los Angeles Rams Los Angeles Chargers / NFL · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
8/10
High
🏟 Stadium · IL · Chicago, IL
Soldier Field Chicago IL
Chicago Bears / NFL · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
7/10
High
🚂 Rail · MA · Boston, MA
South Station Boston MA Amtrak
Amtrak / MBTA · Terrorism / Mass Casualty / Northeast Corridor / Noreaster / Flooding
7/10
High
☢ Nuclear Power Plant · TX · Bay City
South Texas Project Nuclear Operating Company TX
STP Nuclear Operating Company
8/10
High
🏥 Hospital · MI · Lansing, MI
Sparrow Hospital Lansing MI
Sparrow Health System · Mass Casualty / Natural Disaster / Infrastructure Failure
6/10
Moderate
🏟 Stadium · MI · East Lansing, MI
Spartan Stadium East Lansing MI
Michigan State Spartans / NCAA · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
7/10
High
🏟 Stadium · NC · Charlotte, NC
Spectrum Center Charlotte NC
Charlotte Hornets / NBA · Mass Casualty / Terrorism / Natural Disaster / Crowd Crush
5/10
Moderate
🏥 Hospital · MI · Grand Rapids, MI
Spectrum Health Butterworth Grand Rapids MI
Corewell Health · Mass Casualty / Natural Disaster / Infrastructure Failure
6/10
Moderate
🌊 Dam · NE · Spencer, NE
Spencer Dam NE
Nebraska Public Power District · Levee Failure / Flash Flooding / Inundation
8/10
High
⚔ Military · KS · Wichita, KS
Spirit AeroSystems Wichita KS Boeing 737 Fuselage
Spirit AeroSystems · Industrial Accident / Hazmat / Terrorism Target / Explosion
8/10
High
🚂 Rail · WA · Spokane, WA
Spokane Rail Gateway WA
BNSF Railway / Union Pacific · Rail Hazmat / Crude Oil / Grain / Cascadia / Supply Chain Gateway
7/10
High