Monitoring Summary

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	11/15/2025
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	12/31/2024
Big Bend National Park - K-Bar Ranch Road	09/15/1990	11/15/2025
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	11/15/2025
Cape Cod National Seashore	04/01/1987	12/31/2024
Carl Sandburg National Historic Park - Pasture	04/05/2012	11/01/2012
Carlsbad Caverns National Park - Biology Building	07/10/2019	11/15/2025
Carlsbad Caverns National Park - Maintenance Area	06/15/2006	11/09/2018
Chaco Culture National Historical Park - Radio Repeater	02/23/2017	11/15/2025
Chamizal National Memorial	04/01/1988	12/31/2024
Chickamauga/Chattanooga National Military Park - Lookout Mountain	04/07/2010	11/02/2016
Chiricahua National Monument - Entrance Station	01/01/1990	11/15/2025
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	11/08/2024
Cowpens National Battlefield - State Monitor	04/01/1988	01/26/2016
Craters of the Moon National Monument - Visitor Center	09/24/1992	11/15/2025
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	11/15/2025
Denali National Park - Headquarters	07/01/1987	11/15/2025
Dinosaur National Monument - West Entrance Housing	04/30/2005	11/15/2025
Escalante National Monument - Visitor Center	12/15/2011	01/04/2016
Everglades - Cutler Road	01/01/2003	12/31/2024
Everglades National Park - Beard Center	09/01/1982	11/15/2025
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	11/15/2025
Grand Canyon - Portable	06/14/2019	02/20/2020
Grand Canyon National Park - Mather Point Bench	02/20/2020	11/15/2025
Grand Canyon National Park - The Abyss	01/01/1993	11/15/2025
Grand Teton National Park - Science School	08/22/2011	11/15/2025
Great Basin National Park - Maintenance Yard	08/24/1993	11/15/2025
Great Smoky Mountains National Park - Cades Cove	07/01/1993	11/15/2025
Great Smoky Mountains National Park - Cove Mountain	07/01/1988	11/15/2025
Great Smoky Mountains National Park - Kuwohi (Clingmans Dome)	10/02/1992	10/28/2025
Great Smoky Mountains National Park - Look Rock	07/01/1988	11/15/2025
Great Smoky Mountains National Park - Look Rock NCORE	12/31/2013	11/15/2025
Great Smoky Mountains National Park - Purchase Knob	06/06/1995	11/30/2024
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	11/07/2025
Hawaii Volcanoes National Park - Devastation	12/07/2010	11/15/2025
Hawaii Volcanoes National Park - Kahuku - Kahuku Cross Fence	06/22/2018	11/15/2025
Hawaii Volcanoes National Park - Kahuku - Kahuku Unit	09/05/2018	11/15/2025
Hawaii Volcanoes National Park - Keala Komo 2	03/19/2010	09/29/2010
Hawaii Volcanoes National Park - Kilauea Visitor Center Parking Lot	12/08/2010	11/15/2025
Hawaii Volcanoes National Park - Namakanipaio Campground	02/23/2011	11/15/2025
Hawaii Volcanoes National Park - Naulu	12/06/2010	11/07/2025
Hawaii Volcanoes National Park - Observatory / Jaggar Museum	09/15/1999	11/15/2025
Hawaii Volcanoes National Park - Steam Vents	12/06/2010	11/15/2025
Hawaii Volcanoes National Park - Thurston	12/08/2010	11/15/2025
Hawaii Volcanoes National Park - Visitor Center	10/01/1986	11/15/2025
Indiana Dunes National Lakeshore - Ammunition Bunker	01/01/2003	12/31/2024
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	11/15/2025
Joshua Tree National Park - Cottonwood Canyon	12/15/2005	01/31/2018
Joshua Tree National Park - Cottonwood Visitor Center	01/30/2018	11/15/2025
Joshua Tree National Park - Pinto Wells	11/03/2003	11/15/2025
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	10/01/1987	11/15/2025
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	11/15/2025
Meeker - Plant Science	01/08/2010	06/17/2019
Mesa Verde National Park - Resource Management Area	03/01/1993	11/15/2025
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	11/15/2025
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	11/15/2025
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	12/31/2024
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	11/15/2025
Sequoia and Kings Canyon National Parks - Lower Kaweah	06/01/1984	11/07/2024
Shenandoah National Park - Big Meadows	05/01/1983	11/15/2025
Skagway - Alaska State - 2B AQLite 1011 and Modulair 1164	01/31/2024	11/15/2025
Skagway - Cedar House - 2B PAM 1289	01/31/2024	11/15/2025
Skagway - Duplex Dorm - 2B PAM 1288	01/31/2024	11/15/2025
Skagway - Maintenance Yard - 2B PAMS 1286	02/01/2024	11/15/2025
Skagway - Public Safety Building (2B PAM 1291) - 2B PAM 1291	01/31/2024	11/15/2025
Skagway - Radio Tower (2B PAM 1292)	01/31/2024	11/15/2025
Skagway - STC Farm - 2B PAM	01/31/2024	11/15/2025
Skagway - Soapy's - Jeff. Smiths Parlor Museum - Soapy's - PAM1287	01/31/2024	11/15/2025
Skagway - Tribal Community Center - AQSync	01/30/2024	11/14/2025
Skagway - Water Department - 2B AQLite 1527 and Modulair 1165	01/31/2024	11/15/2025
Stones River National Battlefield - Beasley Field	08/18/2001	11/02/2016
Theodore Roosevelt National Park - Painted Cany. VC	07/27/1998	11/15/2025
Voyageurs National Park - Sullivan Bay	06/12/1996	11/15/2025
Walden - Colorado - Chandler Ranch	10/11/2011	01/04/2016
Wind Cave National Park - Visitor Center	11/21/2003	12/31/2024
Yellowstone National Park - Old Faithful	12/17/2002	05/08/2012
Yellowstone National Park - Old Faithful Snow Lodge	10/18/2012	11/15/2025
Yellowstone National Park - Old Faithful Visitor Center	11/10/2011	05/10/2012
Yellowstone National Park - Water Tank	06/26/1996	11/15/2025
Yellowstone National Park - West Entrance	07/17/2008	11/15/2025
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	11/10/2025
Yosemite National Park - Turtleback Dome Co-located	04/19/2012	05/07/2013
Yosemite National Park - Yosemite Village	01/01/2005	12/23/2024
Zion National Park - Dalton's Wash	01/12/2004	11/15/2025
	01/08/2019	12/31/2023
	01/27/2023	12/31/2023