Site Name | Earliest Date | Most Recent Date |
Abraham Lincoln Birthplace National Historic Park - Knob Creek High | 07/13/2005 | 08/03/2005 |
Abraham Lincoln Birthplace National Historic Park - Visitor's Center | 04/13/2006 | 11/03/2014 |
Acadia National Park - McFarland Hill | 02/09/1998 | 12/08/2024 |
Agate Fossil Beds National Monument - Residence Area | 07/27/2007 | 09/30/2009 |
Assateague Island National Seashore - Maintenance Area | 06/16/2005 | 10/05/2010 |
Badlands National Park - Visitor Center | 10/01/1987 | 12/31/2023 |
Big Bend National Park - K-Bar Ranch Road | 09/15/1990 | 12/08/2024 |
Blue Ridge Parkway - 7510 Blue Ridge Parkway | 04/01/2003 | 12/31/2008 |
Blue Ridge Parkway - Barnet Knob Firetower Road | 04/02/2003 | 10/31/2007 |
Blue Ridge Parkway - Blue Ridge Parkway | 04/01/2003 | 05/31/2006 |
Blue Ridge Parkway - Frying Pan Mountain | 04/01/2003 | 10/31/2008 |
Blue Ridge Parkway - Ranger Station | 04/01/2003 | 12/31/2008 |
Blue Ridge Parkway - Route 191 | 04/01/2003 | 10/31/2008 |
Blue Ridge Parkway - Vinton Elementary | 01/01/2003 | 12/31/2008 |
Boston Harbor Islands National Recreation Area - Former Nike Missle Site | 01/01/2003 | 12/31/2008 |
Canyonlands National Park - Island in the Sky | 07/01/1992 | 12/08/2024 |
Cape Cod National Seashore | 04/01/1987 | 06/30/2024 |
Carl Sandburg National Historic Park - Pasture | 04/05/2012 | 11/01/2012 |
Carlsbad Caverns National Park - Biology Building | 07/10/2019 | 12/08/2024 |
Carlsbad Caverns National Park - Maintenance Area | 06/15/2006 | 11/09/2018 |
Chaco Culture National Historical Park - Radio Repeater | 02/23/2017 | 12/08/2024 |
Chamizal National Memorial | 04/01/1988 | 12/31/2023 |
Chickamauga/Chattanooga National Military Park - Lookout Mountain | 04/07/2010 | 11/02/2016 |
Chiricahua National Monument - Entrance Station | 01/01/1990 | 12/08/2024 |
City of Rocks National Reserve - Juniper Campground | 03/24/2010 | 09/26/2011 |
Colorado National Monument - Maintenance Yard | 05/01/2006 | 04/02/2013 |
Congaree National Park - Congaree Bluff | 01/20/2000 | 11/03/2023 |
Cowpens National Battlefield - State Monitor | 04/01/1988 | 01/26/2016 |
Craters of the Moon National Monument - Visitor Center | 09/24/1992 | 12/08/2024 |
Cumberland Gap National Historic Park - Hensley Settlement | 04/26/2006 | 10/03/2014 |
Cuyahoga Valley National Park - 800 Patterson | 04/01/2003 | 10/31/2008 |
Death Valley National Park - Park Village | 12/01/1993 | 12/08/2024 |
Denali National Park - Headquarters | 07/01/1987 | 12/08/2024 |
Dinosaur National Monument - West Entrance Housing | 04/30/2005 | 12/08/2024 |
Escalante National Monument - Visitor Center | 12/15/2011 | 01/04/2016 |
Everglades - Cutler Road | 01/01/2003 | 12/31/2023 |
Everglades National Park - Beard Center | 09/01/1982 | 12/08/2024 |
Fort Laramie National Historic Site - North Boundary | 05/14/2014 | 09/28/2016 |
George Washington Pkwy - Alexandria Health | 01/01/2003 | 12/31/2008 |
Glacier National Park - St. Mary - Visitor Center | 05/05/2009 | 09/29/2010 |
Glacier National Park - West Glacier Horse Stables | 01/01/1992 | 12/08/2024 |
Grand Canyon - Portable | 06/14/2019 | 02/20/2020 |
Grand Canyon National Park - Mather Point Bench | 02/20/2020 | 12/08/2024 |
Grand Canyon National Park - The Abyss | 01/01/1993 | 12/08/2024 |
Grand Teton National Park - Science School | 08/22/2011 | 12/08/2024 |
Great Basin National Park - Maintenance Yard | 08/24/1993 | 12/08/2024 |
Great Smoky Mountains National Park - Cades Cove | 07/01/1993 | 12/08/2024 |
Great Smoky Mountains National Park - Cove Mountain | 07/01/1988 | 12/08/2024 |
Great Smoky Mountains National Park - Kuwohi (Clingmans Dome) | 10/02/1992 | 10/30/2024 |
Great Smoky Mountains National Park - Look Rock | 07/01/1988 | 12/08/2024 |
Great Smoky Mountains National Park - Look Rock NCORE | 12/31/2013 | 12/08/2024 |
Great Smoky Mountains National Park - Purchase Knob | 06/06/1995 | 11/01/2023 |
Guadalupe Mountains National Park - Maintenance Area | 07/18/2019 | 07/31/2022 |
Guilford Courthouse National Military Park - Library | 04/06/2012 | 12/04/2012 |
Guilford Courthouse National Military Park - Mendenhall Middle School | 01/01/2003 | 12/31/2008 |
Gulf Islands National Seashore - Fort Pickens Entrance Stn. | 08/08/2004 | 11/02/2005 |
Hawaii Volcanoes National Park - Chain of Craters | 12/06/2010 | 08/25/2024 |
Hawaii Volcanoes National Park - Devastation | 12/07/2010 | 08/18/2024 |
Hawaii Volcanoes National Park - Kahuku - Cross Fence | 06/22/2018 | 12/08/2024 |
Hawaii Volcanoes National Park - Kahuku - Facilities | 09/05/2018 | 11/18/2024 |
Hawaii Volcanoes National Park - Keala Komo 2 | 03/19/2010 | 09/29/2010 |
Hawaii Volcanoes National Park - Namakanipaio Campground | 02/23/2011 | 12/08/2024 |
Hawaii Volcanoes National Park - Naulu | 12/06/2010 | 11/18/2024 |
Hawaii Volcanoes National Park - Observatory / Jaggar Museum | 09/15/1999 | 12/08/2024 |
Hawaii Volcanoes National Park - Parking Lot | 12/08/2010 | 12/08/2024 |
Hawaii Volcanoes National Park - Steam Vents | 12/06/2010 | 12/07/2024 |
Hawaii Volcanoes National Park - Thurston | 12/08/2010 | 12/08/2024 |
Hawaii Volcanoes National Park - Visitor Center | 10/01/1986 | 12/08/2024 |
Indiana Dunes National Lakeshore - Ammunition Bunker | 01/01/2003 | 12/31/2023 |
Indiana Dunes National Lakeshore - Gas Station | 01/01/2003 | 12/31/2008 |
Indiana Dunes National Lakeshore - Water Treatment Plant | 01/03/2003 | 12/31/2019 |
Joshua Tree National Park - Black Rock | 09/01/1993 | 12/08/2024 |
Joshua Tree National Park - Cottonwood Canyon | 12/15/2005 | 01/31/2018 |
Joshua Tree National Park - Cottonwood Visitor Center | 01/30/2018 | 12/08/2024 |
Joshua Tree National Park - Pinto Wells | 11/03/2003 | 12/08/2024 |
Kings Mountain National Military Park - Brown's Mountain | 01/06/2011 | 11/16/2015 |
Kings Mountain National Military Park - RAWS Station | 04/15/2016 | 02/02/2017 |
Kings Mountain National Military Park - Reservoir Hill | 05/26/2005 | 01/07/2011 |
Lake Mead National Recreation Area - Meadview | 05/22/2003 | 10/02/2006 |
Lassen Volcanic National Park - Manzanita Lake Fire Stn. | 10/01/1987 | 12/08/2024 |
Little River Canyon National Reserve - Canyon High | 07/13/2004 | 10/31/2011 |
Lyndon B. Johnson National Historic Park - Hay Barn | 03/29/2011 | 10/01/2011 |
Mammoth Cave National Park - Great Onyx Job Corps | 09/14/2005 | 10/26/2005 |
Mammoth Cave National Park - Houchin Meadow | 07/23/1997 | 12/08/2024 |
Meeker - Plant Science | 01/08/2010 | 06/17/2019 |
Mesa Verde National Park - Resource Management Area | 03/01/1993 | 12/08/2024 |
Minidoka National Historic Site - Maintenance Building | 11/09/2015 | 08/03/2020 |
Mississippi National Recreation Area - Anoka County Airport | 01/23/2003 | 12/31/2008 |
Mississippi National Recreation Area - Somerset Town Hall | 01/01/2003 | 12/31/2008 |
Mojave National Preserve - Kelso Mountains | 05/09/2007 | 11/03/2020 |
Mount Baker | 06/14/2007 | 10/06/2008 |
Mount Rainier National Park - Tahoma Woods | 07/01/1991 | 10/01/2013 |
Mount Ranier National Park - White River | 06/27/2006 | 10/14/2006 |
Natchez Trace - Buzzard Roost Springs | 05/06/2009 | 09/30/2009 |
Natchez Trace Parkway - Dancy Ranger Station | 04/11/2006 | 09/26/2008 |
North Cascades National Park - Marblemount Ranger Stn. | 02/14/1996 | 01/01/2008 |
Olympic National Park - Deer Park | 06/18/2009 | 10/06/2011 |
Olympic National Park - Hurricane Ridge Portable | 05/26/2004 | 09/30/2008 |
Padre Island National Seashore - Malaquite Visitor Center | 05/01/2005 | 07/21/2008 |
Petrified Forest National Park - South Entrance | 09/18/2002 | 01/02/2024 |
Petroglyph - Westside Taylor Ranch | 01/01/2003 | 12/31/2008 |
Piceance - Mountain Top | 03/17/2015 | 11/01/2023 |
Pinnacles National Park - SW of East Entrance Stn. | 04/01/1987 | 12/08/2024 |
Rangely - Golf Course | 08/06/2010 | 11/02/2023 |
Rock Creek - Achbold Parkway | 01/01/2003 | 12/31/2008 |
Rocky Mountain National Park - Trail Ridge | 12/30/1999 | 09/18/2014 |
Rocky Mountain National Park - Beaver Meadows | 06/24/2009 | 10/14/2010 |
Rocky Mountain National Park - Long's Peak Portable | 07/12/2002 | 10/31/2005 |
Rocky Mountain National Park - Longs Peak | 04/01/1987 | 12/08/2024 |
Rocky Mountain National Park - West Entrance | 07/01/2010 | 10/13/2010 |
Russell Cave National Monument - Visitor Center | 08/18/2004 | 11/02/2011 |
Saguaro National Park - East | 01/01/1992 | 12/31/2023 |
Saratoga National Historical Park - Stillwater | 01/01/2003 | 11/30/2019 |
Saugus Iron Works National Historic Site - Lynn Water Treatment | 01/01/2003 | 12/31/2008 |
Scotts Bluff National Monument - Visitor Center | 04/29/2010 | 10/01/2012 |
Sequoia and Kings Canyon National Parks - Ash Mountain | 07/01/1999 | 12/08/2024 |
Sequoia and Kings Canyon National Parks - Lower Kaweah | 06/01/1984 | 11/07/2024 |
Shenandoah National Park - Big Meadows | 05/01/1983 | 12/08/2024 |
Skagway - Alaska State - 2B AQLite 1011 and Modulair 1164 | 01/31/2024 | 12/08/2024 |
Skagway - Cedar House - 2B PAM 1289 | 01/31/2024 | 12/08/2024 |
Skagway - Duplex Dorm - 2B PAM 1288 | 01/31/2024 | 12/07/2024 |
Skagway - Maintenance Yard - 2B PAMS 1286 | 02/01/2024 | 12/08/2024 |
Skagway - STC Farm - 2B PAM | 01/31/2024 | 12/08/2024 |
Skagway - Soapy's - Jeff. Smiths Parlor Museum - Soapy's - PAM1287 | 01/31/2024 | 12/08/2024 |
Skagway - Tribal Community Center - AQSync | 01/30/2024 | 12/08/2024 |
Skagway - Water Department - 2B AQLite 1527 and Modulair 1165 | 01/31/2024 | 12/08/2024 |
Stones River National Battlefield - Beasley Field | 08/18/2001 | 11/02/2016 |
Theodore Roosevelt National Park - Painted Cany. VC | 07/27/1998 | 12/08/2024 |
Voyageurs National Park - Sullivan Bay | 06/12/1996 | 12/08/2024 |
Walden - Colorado - Chandler Ranch | 10/11/2011 | 01/04/2016 |
Wind Cave National Park - Visitor Center | 11/21/2003 | 12/31/2023 |
Yellowstone National Park - Old Faithful | 12/17/2002 | 05/08/2012 |
Yellowstone National Park - Old Faithful Snow Lodge | 10/18/2012 | 12/08/2024 |
Yellowstone National Park - Old Faithful Visitor Center | 11/10/2011 | 05/10/2012 |
Yellowstone National Park - Water Tank | 06/26/1996 | 12/08/2024 |
Yellowstone National Park - West Entrance | 07/17/2008 | 12/08/2024 |
Yellowstone National Park - West Entrance State Site | 12/01/2002 | 08/18/2010 |
Yosemite - Mobile - Glacier Point | 06/22/2006 | 10/01/2012 |
Yosemite National Park - Merced River | 07/31/2002 | 01/02/2006 |
Yosemite National Park - Mobile | 03/13/2007 | 07/10/2008 |
Yosemite National Park - Mobile - 2 (Lake Tenaya) | 06/28/2007 | 10/02/2007 |
Yosemite National Park - School Yard | 06/06/2006 | 01/07/2014 |
Yosemite National Park - Turtleback Dome | 01/01/1992 | 12/08/2024 |
Yosemite National Park - Turtleback Dome Co-located | 04/19/2012 | 05/07/2013 |
Yosemite National Park - Yosemite Village | 01/01/2005 | 12/31/2023 |
Zion National Park - Dalton's Wash | 01/12/2004 | 12/08/2024 |
| 01/08/2019 | 12/31/2023 |