Current alerts and closures
1094 parks have alerts posted on their official pages right now, and 31 are temporarily closed. Alerts come from each state’s alerts feed or park pages and are re-checked every few hours. List rebuilt Oct 29, 2026.
Arizona 15
- Alamo Lake State Park
- Buckskin Mountain State Park
- Catalina State Park
- Fool Hollow Lake Recreation Area
- Homolovi State Park
- Kartchner Caverns State Park
- Lost Dutchman State Park
- Lyman Lake State Park
- Patagonia Lake State Park
- Riordan Mansion State Historic Park
- River Island State Park
- Rockin' River Ranch State Park
- Slide Rock State Park
- Tombstone Courthouse State Historic Park
- Tonto Natural Bridge State Park
California 47
- Andrew Molera State Park
- Angel Island State Park
- Armstrong Redwoods State Natural Reserve
- Austin Creek State Recreation Area
- Bidwell Mansion State Historic Park
- Border Field State ParkClosed
- Carlsbad State Beach
- Carpinteria State Beach
- Caswell Memorial State Park
- Crystal Cove State Park
- Del Norte Coast Redwoods State Park
- El Capitán State Beach
- Emma Wood State Beach
- Folsom Lake State Recreation Area
- Fort Humboldt State Historic Park
- Governor's Mansion State Historic Park
- Grover Hot Springs State Park
- Hendy Woods State Park
- Hungry Valley State Vehicular Recreation Area
- Leland Stanford Mansion State Historic Park
- Little River State Beach
- Los Encinos State Historic Park
- MacKerricher State Park
- Marsh Creek State Park State Historic Park
- Mono Lake Tufa State Natural Reserve
- Montgomery Woods State Natural Reserve
- Mount San Jacinto State Park
- Mount Tamalpais State Park
- Navarro River Redwoods State Park
- Pacheco State Park
- Pfeiffer Big Sur State Park
- Picacho State Recreation Area
- Pismo State Beach
- Point Dume State Beach
- Point Lobos Ranch Park Property
- Point Mugu State Park
- Salt Point State Park
- Salton Sea State Recreation Area
- San Onofre State Beach
- San Pasqual Battlefield State Historic Park
- Silverwood Lake State Recreation Area
- Sue-meg State Park
- Sutter's Fort State Historic Park
- Torrey Pines State Natural ReserveClosed
- Turlock Lake State Recreation AreaClosed
- Westport-Union Landing State Beach
- Wilder Ranch State Park
Colorado 29
- Castlewood Canyon State Park
- Chatfield State Park
- Cherry Creek State Park
- Cheyenne Mountain State Park
- Crawford State Park
- Eleven Mile State Park
- Elkhead Reservoir State Park
- Golden Gate Canyon State Park
- Harvey Gap State Park
- Highline Lake State Park
- Jackson Lake State Park
- James M Robb Colorado River State Park
- Lake Pueblo State Park
- Lathrop State Park
- Lone Mesa State Park
- Lory State Park
- Mueller State Park
- Navajo State Park
- Paonia State Park
- Pearl Lake State Park
- Rifle Falls State Park
- Rifle Gap State Park
- Roxborough State Park
- Spinney Mountain State Park
- St. Vrain State Park
- State Forest State Park
- Staunton State Park
- Sweitzer Lake State Park
- Vega State Park
Georgia 31
- Cloudland Canyon State Park
- Don Carter State Park
- Elijah Clark State Park
- Etowah Indian Mounds State Historic Site
- F.D. Roosevelt State Park
- Fort Yargo State Park
- George L. Smith State Park
- Hamburg State Park
- Hard Labor Creek State Park
- Hardman Farm State Historic Site
- High Falls State Park
- Jarrell Plantation State Historic Site
- Kolomoki Mounds State Park
- Laura S. Walker State Park
- Magnolia Springs State Park
- Mistletoe State Park
- Okefenokee State Park
- Panola Mountain State Park
- Pickett's Mill Battlefield
- Red Top Mountain State Park
- Richard B. Russell State Park
- Roosevelt's Little White House State Historic Site
- Seminole State Park
- Skidaway Island State Park
- Smithgall Woods State Park
- Sweetwater Creek State ParkClosed
- Tallulah Gorge State Park
- Tugaloo State Park
- Victoria Bryant State Park
- Vogel State Park
- Watson Mill Bridge State Park
Hawaii 28
- Ahupuaʻa ʻO Kahana State Park
- Diamond Head State Monument
- Hāʻena State Park
- Hāpuna Beach State Recreation Area
- ʻAiea Bay State Recreation Area
- ʻAkaka Falls State Park
- ʻĪao Valley State Monument
- ʻIolani Palace State Monument
- Kaʻena Point State Park
- Kaiwi State Scenic Shoreline
- Kalōpā State Recreation Area
- Ke’ehi Lagoon Memorial State Park
- Keaīwa Heiau State Recreation Area
- Kealakekua Bay State Historical Park
- Kīholo State Park Reserve
- Kōkeʻe State Park
- Lapakahi State Historical Park
- Mālaekahana State Recreation Area
- Pāʻulaʻula State Historic Site
- Pālāʻau State Park
- Polihale State Park
- Polipoli Spring State Recreation Area
- Sand Island State Recreation Area
- Ulupō Heiau State Historic Site
- Waiʻānapanapa State Park
- Wailoa River State Recreation Area
- Wailua River State Park
- Wailuku River State Park
Idaho 26
- Ashton to Tetonia Trail
- Bear Lake State Park
- Bruneau Dunes State Park
- Castle Rocks State Park
- City of Rocks National Reserve
- Coeur d’Alene Parkway
- Coeur d’Alene’s Old Mission State Park
- Dworshak State Park
- Eagle Island State Park
- Farragut State Park
- Harriman State Park
- Hells Gate State Park
- Henrys Lake State Park
- Heyburn State Park
- Lake Cascade State Park
- Lake Walcott State Park
- Land of the Yankee Fork State Park
- Lucky Peak State Park
- Massacre Rocks State Park
- Ponderosa State Park
- Priest Lake State Park
- Round Lake State Park
- Thousand Springs State Park
- Three Island Crossing State Park
- Twin Peaks Ranch State Park
- Winchester Lake State Park
Illinois 30
- Argyle Lake State Park
- Beall Woods State Park
- Chain O' Lakes State Park
- Donnelley/DePue SFWAs
- Eagle Creek State Park
- Fort Massac State Park
- Frank Holten State Park
- Franklin Creek State Natural Area
- Giant City State Park
- Heidecke Lake SFWA
- Horseshoe Lake State Park (Madison County)
- Jim Edgar Panther Creek State Fish and Wildlife Area
- Johnson-Sauk Trail State Recreation Area
- Jubilee College State Park
- Kickapoo State Recreation Area
- Lake Murphysboro State Park
- Lowden State Park
- Matthiessen State Park
- Mazonia-Braidwood State Fish and Wildlife Area
- Moraine View State Park
- Newton Lake State Fish and Wildlife Area
- Pere Marquette State Park
- Pyramid State Recreation Area
- Shabbona Lake State Recreation Area
- Silver Springs State Fish and Wildlife Area
- Spring Lake State Fish and Wildlife Area
- Starved Rock State Park
- Tunnel Hill State TrailClosed
- Volo Bog State Natural Area
- White Pines Forest State Park
Indiana 26
- Brookville Lake
- Brown County State Park
- Cagles Mill Lake (Lieber and Cataract Falls SRA)
- Cecil M Harden Lake (Raccoon SRA)
- Chain O'Lakes State Park
- Clifty Falls State Park
- Deam Lake State Recreation Area
- Fort Harrison State Park
- Hardy Lake
- Lincoln State Park
- McCormick's Creek State Park
- Mississinewa Lake
- Monroe Lake
- O'Bannon Woods State Park
- Ouabache State Park
- Patoka Lake
- Pokagon State Park
- Potato Creek State Park
- Prophetstown State Park
- Salamonie Lake
- Shades State Park
- Spring Mill State Park
- Starve Hollow State Recreation Area
- Summit Lake State Park
- Turkey Run State Park
- Whitewater Memorial State Park
Iowa 43
- Backbone State Park
- Beeds Lake State Park
- Bellevue State Park
- Big Creek State Park
- Black Hawk State Park
- Brushy Creek State Recreation Area
- Cedar Rock State Park
- Clear Lake State Park
- Dolliver Memorial State Park
- Elk Rock State Park
- Fairport State Recreation Area
- Geode State Park
- Honey Creek State Park
- Lacey-Keosauqua State Park
- Lake Ahquabi State Park
- Lake Anita State Park
- Lake Darling State Park
- Lake Macbride State Park
- Lake Manawa State Park
- Lake of Three Fires State Park
- Lake Wapello State Park
- Ledges State Park
- Lewis and Clark State Park
- Maquoketa Caves State Park
- McIntosh Woods State Park
- Palisades-Kepler State Park
- Pikes Peak State Park
- Pilot Knob State Park
- Pine Lake State Park
- Pleasant Creek State Recreation Area
- Prairie Rose State Park
- Red Haw State Park
- Rock Creek State Park
- Shimek State Forest
- Springbrook State Park
- Stephens State Forest
- Stone State Park
- Union Grove State Park
- Viking Lake State Park
- Volga River State Recreation Area
- Walnut Woods State Park
- Wapsipinicon State Park
- Wildcat Den State Park
Kentucky 14
- Barren River Lake State Resort Park
- Big Bone Lick State Historic Site
- Carter Caves State Resort Park
- Cumberland Falls State Resort Park
- Dale Hollow Lake State Resort Park
- Fort Boonesborough State Park
- Jefferson Davis State Historic Site
- Jenny Wiley State Resort Park
- Kenlake State Resort Park
- Lake Cumberland State Resort Park
- My Old Kentucky Home State Park
- Nolin Lake State Park
- Perryville Battlefield State Historic Site
- Rough River Dam State Resort Park
Louisiana 18
- Bogue Chitto State Park
- Chicot State Park
- Cypremort Point State Park
- Fontainebleau State Park
- Forts Randolph-Buhlow State Historic Site
- Grand Isle State Park
- Jimmie Davis State Park
- Lake Bistineau State Park
- Lake Claiborne State Park
- Lake Fausse Pointe State Park
- Longfellow-Evangeline State Historic Site
- Louisiana State Arboretum State Preservation Area
- North Toledo Bend State Park
- Palmetto Island State Park
- Port Hudson State Historic Site
- Poverty Point Reservoir State Park
- St. Bernard State Park
- Tickfaw State Park
Maryland 12
Minnesota 64
- Afton State Park
- Banning State Park
- Bear Head Lake State Park
- Beaver Creek Valley State Park
- Big Bog State Recreation Area
- Big Stone Lake State Park
- Blue Mounds State Park
- Buffalo River State Park
- Camden State ParkClosed
- Carley State Park
- Cascade River State Park
- Charles A. Lindbergh State Park
- Crow Wing State Park
- Cuyuna Country State Recreation Area
- Father Hennepin State Park
- Flandrau State Park
- Forestville/Mystery Cave State Park
- Fort Ridgely State Park
- Fort Snelling State Park
- Franz Jevne State Park
- Frontenac State Park
- George H. Crosby Manitou State Park
- Glacial Lakes State Park
- Glendalough State Park
- Gooseberry Falls State Park
- Grand Portage State Park
- Great River Bluffs State Park
- Interstate State Park
- Itasca State Park
- Jay Cooke State Park
- Judge C.R. Magney State Park
- Kilen Woods State Park
- La Salle Lake State Recreation Area
- Lac qui Parle State Park
- Lake Bemidji State Park
- Lake Bronson State Park
- Lake Carlos State Park
- Lake Louise State Park
- Lake Maria State Park
- Lake Shetek State Park
- Lake Vermilion-Soudan Underground Mine State Park
- Maplewood State Park
- McCarthy Beach State Park
- Mille Lacs Kathio State Park
- Minneopa State Park
- Minnesota Valley State Recreation Area
- Monson Lake State Park
- Moose Lake State Park
- Nerstrand Big Woods State Park
- Old Mill State Park
- Red River State Recreation Area
- Rice Lake State Park
- Sakatah Lake State ParkClosed
- Savanna Portage State ParkClosed
- Scenic State Park
- Schoolcraft State Park
- Sibley State Park
- St. Croix State Park
- Temperance River State Park
- Tettegouche State Park
- Whitewater State Park
- Wild River State ParkClosed
- William O'Brien State Park
- Zippel Bay State Park
Mississippi 5
Missouri 18
- Cuivre River State ParkClosed
- Dr. Edmund A. Babler Memorial State ParkClosed
- Gen. John J. Pershing Boyhood Home State Historic Site
- Johnson's Shut-Ins State Park
- Katy Trail State Park
- Lewis and Clark State Park
- Long Branch State ParkClosed
- Mark Twain Birthplace State Historic Site
- Mark Twain State Park
- Missouri State Museum/Jefferson Landing State Historic Site
- Pomme de Terre State Park
- Prairie State Park
- Robertsville State ParkClosed
- St. Joe State Park
- Wallace State Park
- Watkins Mill State Park
- Watkins Woolen Mill State Historic Site
- Weston Bend State Park
Montana 4
Nevada 19
- Beaver Dam State Park
- Berlin-Ichthyosaur State Park
- Cave Rock - Lake Tahoe Nevada State Park
- Dayton State Park
- Fort Churchill State Historic Park & Buckland Station
- Ice Age Fossils State Park
- Lahontan State Recreation Area
- Mormon Station State Historic Park
- Rye Patch State Recreation Area
- Sand Harbor - Lake Tahoe Nevada State Park
- South Fork State Recreation Area
- Spooner Lake & Backcountry - Lake Tahoe Nevada State Park
- Spring Mountain Ranch State Park
- Valley of Fire State Park
- Van Sickle Bi-State Park
- Walker River State Recreation Area
- Ward Charcoal Ovens State Historic Park
- Washoe Lake State Park
- Wild Horse State Recreation Area
New Hampshire 13
New Jersey 2
New Mexico 30
- Bluewater Lake State Park
- Bottomless Lakes State Park
- Caballo Lake State Park
- Cerrillos Hills State Park
- Cimarron Canyon State Park
- Clayton Lake State Park and Dinosaur Trackways
- Conchas Lake State Park
- Coyote Creek State Park
- Eagle Nest Lake State Park
- El Vado Lake State Park
- Elephant Butte Lake State Park
- Fenton Lake State Park
- Heron Lake State Park
- Hyde Memorial State Park
- Leasburg Dam State Park
- Manzano Mountains State ParkClosed
- Mesilla Valley Bosque State ParkClosed
- Morphy Lake State Park
- Navajo Lake State Park
- Oasis State Park
- Oliver Lee Memorial State Park
- Pancho Villa State Park
- Pecos Canyon State Park
- Percha Dam State Park
- Rockhound State Park
- Santa Rosa Lake State Park
- Storrie Lake State Park
- Sugarite Canyon State Park
- Ute Lake State Park
- Villanueva State Park
New York 5
North Carolina 5
Oklahoma 10
Oregon 97
- Ainsworth State Park
- Alderwood State Wayside
- Alfred A. Loeb State Park
- Arizona Beach State Recreation Site
- Bald Peak State Scenic Viewpoint
- Banks-Vernonia State Trail
- Bates State Park
- Beachside State Recreation Site
- Benson State Recreation Area
- Beverly Beach State Park
- Bob Straub State Park
- Boiler Bay State Scenic Viewpoint
- Bonnie Lure State Recreation Area
- Brian Booth State Park
- Bridal Veil Falls State Scenic Viewpoint
- Bullards Beach State Park
- Cape Arago State Park
- Cape Blanco State Park
- Cape Kiwanda State Natural Area
- Cape Lookout State ParkClosed
- Carl G. Washburne Memorial State Park
- Catherine Creek State Park
- Champoeg State Heritage Area
- Clay Myers State Natural Area at Whalen Island
- Clyde Holliday State Recreation Site
- Collier Memorial State Park
- Cottonwood Canyon State Park
- Dabney State Recreation Area
- Deschutes River State Recreation Area
- Detroit Lake State Recreation Area
- Devil's Lake State Recreation Area
- Ecola State Park
- Elijah Bristow State Park
- Emigrant Springs State Heritage Area
- Erratic Rock State Natural Site
- Fall Creek State Recreation Area
- Farewell Bend State Recreation Area
- Fort Rock State Natural Area
- Fort Stevens State Park
- Gleneden Beach State Recreation Site
- Government Island State Recreation Area
- Harris Beach State Park
- Heritage Landing (Deschutes)
- Hilgard Junction State Park
- Historic Columbia River Highway State Trail
- Hug Point State Recreation Site
- Humbug Mountain State Park
- Jackson F. Kimball State Recreation Site
- Jasper State Recreation Site
- Jessie M. Honeyman Memorial State Park
- L.L. Stub Stewart State Park
- LaPine State Park
- Latourell Falls Trailhead (Guy W. Talbot)
- Lewis and Clark State Recreation Site
- Lowell State Recreation Site
- Luckiamute State Natural Area
- Maud Williamson State Recreation Site
- Mayer State Park
- Memaloose State Park
- Milo McIver State Park
- Molalla River State Park
- Mongold (Detroit Lake)
- Nehalem Bay State Park
- OC and E Woods Line State Trail
- Ontario State Recreation Site
- Oswald West State Park
- Peter Skene Ogden State Scenic Viewpoint
- Pilot Butte State Scenic Viewpoint
- Portland Women's Forum State Scenic Viewpoint
- Prineville Reservoir State Park
- Rocky Creek State Scenic Viewpoint
- Rooster Rock State Park
- Saddle Mountain State Natural Area
- Sarah Helmick State Recreation Site
- Seven Streams Staging Area (Vinzenz Lausmann Memorial State Natural Area)
- Shepperd's Dell State Natural Area
- Sitka Sedge State Natural Area
- Smith Rock State Park
- South Beach State Park
- Starvation Creek State Park
- Sunset Bay State Park
- The Cove Palisades State Park
- Thompson's Mills State Heritage Site
- Tolovana Beach State Recreation Site
- Tryon Creek State Natural Area
- Tumalo State Park
- Umpqua Lighthouse State Park
- Unity Lake State Recreation Site
- Valley of the Rogue State Park
- Viento State Park
- Vista House (Crown Point)
- Wallowa Lake State Park
- Whale Watching Center
- Willamette Mission State Park
- Willamette River Greenway and Water Trail
- Willamette Stone State Heritage Site
- William M. Tugman State Park
Pennsylvania 48
- Black Moshannon State Park
- Blue Knob State Park
- Caledonia State Park
- Chapman State Park
- Cherry Springs State Park
- Colonel Denning State Park
- Cook Forest State Park
- Delaware Canal State Park
- Denton Hill State Park
- Erie Bluffs State Park
- Frances Slocum State Park
- Gifford Pinchot State Park
- Hickory Run State Park
- Hillman State Park
- Keystone State Park
- Kinzua Bridge State Park
- Lackawanna State Park
- Laurel Caverns State Park
- Laurel Ridge State Park
- Lehigh Gorge State Park
- Leonard Harrison State Park
- Linn Run State Park
- Little Buffalo State Park
- Little Pine State Park
- Locust Lake State Park
- Lyman Run State Park
- Marsh Creek State ParkClosed
- McConnells Mill State Park
- Moraine State Park
- Nescopeck State Park
- Neshaminy State Park
- Nockamixon State Park
- Ohiopyle State Park
- Oil Creek State Park
- Pine Grove Furnace State Park
- Poe Paddy State Park
- Poe Valley State Park
- Point State Park
- Presque Isle State ParkClosed
- Raccoon Creek State Park
- Ricketts Glen State Park
- Ridley Creek State Park
- Ryerson Station State Park
- Sinnemahoning State Park
- Tobyhanna State Park
- Trough Creek State Park
- Tyler State Park
- Washington Crossing Historic Park
South Carolina 46
- Aiken State Park
- Baker Creek State Park
- Barnwell State Park
- Battle of Musgrove Mill State Historic Site
- Battle of Rivers Bridge State Historic Site
- Black River State Park
- Caesars Head State Park
- Calhoun Falls State Park
- Charles Towne Landing State Historic Site
- Cheraw State Park
- Chester State Park
- Colleton State Park
- Croft State Park
- Devils Fork State Park
- Dreher Island State Park
- Edisto Beach State Park
- Givhans Ferry State Park
- H. Cooper Black Jr. Memorial Field Trial and Recreation Area
- Hamilton Branch State Park
- Hampton Plantation State Historic Site
- Hickory Knob State Resort Park
- Hunting Island State Park
- Huntington Beach State Park
- Jones Gap State Park
- Kings Mountain State Park
- Lake Greenwood State Park
- Lake Wateree State Park
- Landsford Canal State Park
- Lee State Park
- Little Pee Dee State Park
- May Forest State Park
- Myrtle Beach State Park
- Oconee State Park
- Oconee Station State Historic Site
- Paris Mountain State Park
- Pine Island State Park
- Poinsett State Park
- Ramsey Grove State Park
- Redcliffe Plantation State Historic Site
- Rose Hill Plantation State Historic Site
- Sadlers Creek State Park
- Santee State Park
- Sesquicentennial State Park
- St. Phillips Island
- Table Rock State Park
- Woods Bay State Park
Tennessee 23
- Big Hill Pond State Park
- Cove Lake State Park
- David Crockett State Park
- Edgar Evins State Park
- Fall Creek Falls State Park
- Fiery Gizzard State Park
- Henry Horton State Park
- Hiwassee Scenic River State Park
- Long Hunter State Park
- Montgomery Bell State Park
- Natchez Trace State Park
- Nathan Bedford Forrest State Park
- Norris Dam State Park
- North Chickamauga Creek Gorge State Park
- Old Stone Fort State Archaeological Park
- Pickett CCC Memorial State Park
- Pickwick Landing State Park
- Reelfoot Lake State Park
- Roan Mountain State Park
- Savage Gulf State Park
- Scott's Gulf Wilderness State Park
- Standing Stone State Park
- Warriors' Path State Park
Texas 85
- Abilene State Park
- Albert & Bessie Kronkosky State Natural AreaClosed
- Atlanta State Park
- Balmorhea State Park
- Bastrop State Park
- Bear Creek State ParkClosed
- Bentsen-Rio Grande Valley State Park
- Big Bend Ranch State Park
- Big Spring State Park
- Blanco State Park
- Bonham State Park
- Brazos Bend State Park
- Buescher State Park
- Caddo Lake State Park
- Caprock Canyons State Park & Trailway
- Cedar Hill State Park
- Chinati Mountains State Natural AreaClosed
- Choke Canyon State Park
- Colorado Bend State Park
- Cooper State Park
- Copper Breaks State Park
- Daingerfield State Park
- Davis Mountains State Park
- Devil's Sinkhole State Natural Area
- Devils River State Natural Area
- Dinosaur Valley State Park
- Eisenhower State Park
- Enchanted Rock State Natural Area
- Estero Llano Grande State Park
- Falcon State Park
- Fort Boggy State Park
- Fort Leaton State Historic Site
- Fort Parker State Park
- Franklin Mountains State Park
- Galveston Island State Park
- Garner State Park
- Goliad State Park & Historic Site
- Goose Island State Park
- Government Canyon State Natural Area
- Guadalupe River State Park
- Hill Country State Natural Area
- Honey Creek State Natural Area
- Hueco Tanks State Park & Historic Site
- Huntsville State Park
- Indian Lodge
- Inks Lake State Park
- Kickapoo Cavern State ParkClosed
- Lake Bob Sandlin State Park
- Lake Brownwood State Park
- Lake Casa Blanca International State Park
- Lake Colorado City State Park
- Lake Corpus Christi State Park
- Lake Livingston State Park
- Lake Somerville State Park & Trailway
- Lake Tawakoni State Park
- Lake Whitney State Park
- Lockhart State Park
- Longhorn Cavern State Park
- Lost Maples State Natural Area
- Lyndon B. Johnson State Park & Historic Site
- Martin Creek Lake State Park
- Martin Dies, Jr. State Park
- McKinney Falls State Park
- Monahans Sandhills State Park
- Mother Neff State Park
- Mustang Island State Park
- Old Tunnel State Park
- Palmetto State Park
- Palo Duro Canyon State Park
- Palo Pinto Mountains State Park
- Pedernales Falls State Park
- Possum Kingdom State Park
- Post Oak Ridge State ParkClosed
- Powderhorn State ParkClosed
- Purtis Creek State Park
- Ray Roberts Lake State Park
- Resaca de la Palma State Park
- San Angelo State Park
- Sea Rim State Park
- Seminole Canyon State Park & Historic Site
- Sheldon Lake State Park & Environmental Learning Center
- South Llano River State Park
- Stephen F. Austin State Park
- Tyler State Park
- Village Creek State Park
Utah 22
- Anasazi State Park Museum
- Antelope Island State Park
- Dead Horse Point State Park
- East Canyon State Park
- Echo State Park
- Fremont Indian State Park and Museum
- Goblin Valley State Park
- Gunlock State Park
- Historic Union Pacific Rail Trail
- Huntington State Park
- Hyrum State Park
- Jordanelle State Park
- Lost Creek State Park
- Millsite State Park
- Piute State Park
- Red Fleet State Park
- Rockport State Park
- Sand Hollow State Park
- Scofield State Park
- Snow Canyon State Park
- Willard Bay State Park
- Yuba State Park
Vermont 29
- Brighton State Park
- Burton Island State Park
- Button Bay State Park
- Camel's Hump State Park
- Coolidge State Park
- Elmore State Park
- Emerald Lake State Park
- Gifford Woods State Park
- Grand Isle State Park
- Green River Reservoir State Park
- Jamaica State Park
- Kettle Pond State Park
- Kill Kare State Park
- Lake Carmi State Park
- Little River State Park
- Lowell Lake State Park
- Molly Stark State Park
- Mt. Ascutney State Park
- Muckross State Park
- North Hero State Park
- Ricker Pond State Park
- Seyon Lodge State Park
- Smugglers' Notch State Park
- Stillwater State Park
- Taconic Mountains Ramble State Park
- Thetford Hill State Park
- Townshend State Park
- Underhill State Park
- Waterbury Center State Park
Virginia 23
- Claytor Lake State Park
- Culpeper Battlefields State Park
- Douthat State Park
- False Cape State Park
- Grayson Highlands State ParkClosed
- High Bridge Trail State Park
- Holliday Lake State Park
- Hungry Mother State Park
- James River State Park
- Lake Anna State Park
- Leesylvania State Park
- Machicomoco State ParkClosed
- Mason Neck State Park
- Natural Tunnel State Park
- Occoneechee State Park
- Pocahontas State ParkClosed
- Raymond R. "Andy" Guest, Jr. Shenandoah River State Park
- Seven Bends State Park
- Smith Mountain Lake State Park
- Staunton River State Park
- Sweet Run State Park
- Westmoreland State Park
- Widewater State Park
Washington 147
- Alta Lake State Park
- Anderson Lake State Park
- Battle Ground Lake State Park
- Bay View State Park
- Beacon Rock State Park
- Beebe Bridge State Park
- Belfair State Park
- Birch Bay State Park
- Blake Island Marine State Park
- Blind Island Marine State Park
- Bogachiel State Park
- Bottle Beach State Park
- Bridgeport State Park
- Bridle Trails State Park
- Brooks Memorial State Park
- Cama Beach Historical State Park
- Camano Island State Park
- Cape Disappointment State Park
- Clark Island Marine State Park
- Columbia Hills Historical State Park
- Columbia Plateau State Park Trail
- Conconully State Park
- Crawford State Park Heritage Site
- Curlew Lake State Park
- Cutts Island Marine State Park
- Daroga State Park
- Dash Point State Park
- Deception Pass State Park
- Doe Island Marine State Park
- Dosewallips State Park
- Doug's Beach State Park
- Eagle Island Marine State Park
- Federation Forest State Park
- Fields Spring State Park
- Flaming Geyser State Park
- Fort Casey Historical State Park
- Fort Columbia State Park
- Fort Ebey State Park
- Fort Flagler Historical State Park
- Fort Simcoe Historical State Park
- Fort Townsend Historical State Park
- Fort Worden Historical State Park
- Ginkgo Petrified Forest State Park
- Goldendale Observatory State Park Heritage Site
- Grayland Beach State Park
- Griffiths-Priday State Park
- Harstine Island State Park
- Hope Island Marine State Park - Mason County
- Hope Island Marine State Park - Skagit County
- Ike Kinswa State Park
- Illahee State Park
- Jackson House State Park Heritage Site
- James Island Marine State Park
- Jarrell Cove State Park
- Joemma Beach State Park
- Jones Island Marine State Park
- Joseph Whidbey State Park
- Kanaskat-Palmer State Park
- Kinney Point State Park Property
- Kitsap Memorial State Park
- Klickitat State Park Trail
- Kopachuck State Park
- Lake Chelan State Park
- Lake Easton State Park
- Lake Sammamish State Park
- Lake Sylvia State Park
- Lake Wenatchee State Park
- Larrabee State Park
- Leadbetter Point State Park
- Lewis and Clark State Park
- Lewis and Clark Trail State Park
- Lime Kiln Point State Park
- Lincoln Rock State Park
- Lyons Ferry State Park
- Manchester State Park
- Maryhill State Park
- Matia Island Marine State Park
- McMicken Island Marine State Park
- Miller Peninsula State Park Property
- Millersylvania State Park
- Moran State Park
- Mount Pilchuck State Park
- Mount Spokane State Park
- Mystery Bay State Park
- Nisqually State Park
- Nolte State Park
- Obstruction Pass State Park
- Ocean City State Park
- Olallie State Park
- Olmstead Place Historical State Park
- Pacific Beach State Park
- Pacific Pines State Park
- Palouse Falls State Park Heritage Site
- Palouse to Cascades State Park Trail
- Palouse to Cascades State Park Trail Central
- Palouse to Cascades State Park Trail East
- Palouse to Cascades State Park Trail West
- Paradise Point State Park
- Patos Island Marine State Park
- Peace Arch Historical State Park
- Pearrygin Lake State Park
- Penrose Point State Park
- Peshastin Pinnacles State Park
- Pleasant Harbor State Park Property
- Posey Island State Park
- Potholes State Park
- Potlatch State Park
- Rainbow Falls State Park
- Rasar State Park
- Reed Island State Park
- Riverside State Park
- Rockport State Park
- Sacajawea Historical State Park
- Saddlebag Island Marine State Park
- Saint Edward State Park
- Saltwater State Park
- Scenic Beach State Park
- Schafer State Park
- Seaquest State Park
- Sequim Bay State Park
- Shine Tidelands State Park
- Skagit Island Marine State Park
- South Whidbey State Park
- Spencer Spit State Park
- Spokane River Centennial State Park Trail
- Spring Creek Hatchery State Park
- Squak Mountain State Park
- Squilchuck State Park
- Steamboat Rock State Park
- Steptoe Battlefield State Park Heritage Site
- Steptoe Butte State Park Heritage Site
- Stuart Island Marine State Park
- Sucia Island Marine State Park
- Sun Lakes-Dry Falls State Park
- Tolmie State Park
- Triton Cove State Park
- Turn Island Marine State Park
- Twanoh State Park
- Twenty-Five Mile Creek State Park
- Twin Harbors State Park
- Wallace Falls State Park
- Wanapum Recreation Area
- Wenatchee Confluence State Park
- Westport Light State Park
- Willapa Hills State Park Trail
- Willie Keil's Grave State Park Heritage Site
- Yakima Sportsman State Park
Wisconsin 41
- Amnicon Falls State Park
- Badger State Trail
- Big Bay State Park
- Blue Mound State Park
- Capital Springs State Recreation Area
- Chippewa River State Trail
- Copper Falls State Park
- Council Grounds State ParkClosed
- Devil's Lake State Park
- Elroy-Sparta State Trail
- Glacial Drumlin State Trail
- Governor Nelson State Park
- Governor Thompson State Park
- Great River State Trail
- Great Sauk State Trail
- Hank Aaron State Trail
- High Cliff State Park
- Interstate State Park
- Kettle Moraine State Forest – Northern Unit
- Kettle Moraine State Forest – Pike Lake Unit
- Kettle Moraine State Forest – Southern Unit
- Kohler-Andrae State Park
- Lake Kegonsa State Park
- Lakeshore State Park
- Military Ridge State Trail
- Newport State Park
- Newton Blackmour State Trail
- Old Abe State Trail
- Pattison State Park
- Peninsula State Park
- Perrot State Park
- Red Cedar State Trail
- Rib Mountain State Park
- Richard Bong State Recreation Area
- Roche-A-Cri State Park
- Rock Island State Park
- White River State Trail
- Whitefish Dunes State Park
- Willow River State Park
- Wolf River State Trail
- Wyalusing State Park
Wyoming 33
- Ames Monument State Historic Site
- Bear River State Park
- Boysen State Park
- Buffalo Bill State Park
- Camp Douglas Officers' Club State Historic Site
- Connor Battlefield State Historic Site
- Curt Gowdy State Park
- Edness K. Wilkins State Park
- Fort Bridger State Historic Site
- Fort Fetterman State Historic Site
- Fort Fred Steele State Historic Site
- Fort Phil Kearny State Historic Site
- Glendo State Park
- Granger Stage Station State Historic Site
- Guernsey State Park
- Hawk Springs State Recreation Area
- Historic Governors' Mansion State Historic Site
- Hot Springs State Park
- Independence Rock State Historic Site
- Keyhole State Park
- Legend Rock State Petroglyph Site
- Medicine Lodge Archaeological Site
- Names Hill State Historic Site
- Oregon Trail Ruts State Historic Site
- Point of Rocks Stage Station State Historic Site
- Quebec 01 Missile Alert Facility
- Register Cliff State Historic Site
- Seminoe State Park
- Sinks Canyon State Park
- South Pass City State Historic Site
- Trail End State Historic Site
- Wyoming Pioneer Memorial Museum
- Wyoming Territorial Prison State Historical Site
States without a machine-readable alerts source are covered through park pages, which are checked less often. See data status.