Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Emergency

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2025. This website is no longer updated and links to external websites and some internal pages may not work. More information »

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Climate Change
    • Emergency Response
    • Environmental Information by Location
    • Environmental Justice
    • Greener Living
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History
    • Staff Directory

Breadcrumb

  1. Home
  2. RadNet

RadNet CSV File Downloads

Below you will find near-real-time monitoring results for individual RadNet air monitor locations available as downloadable zipped CSV files (Excel). For each location listed you will find the reporting start date for each data stream (gamma gross count rate and exposure rate, if available), as well as links to downloadable ZIP files, organized by year (including current year to date). The zipped CSV files show gamma gross count rates by individual channel range. Learn more about how gamma channel ranges are used by NAREL. To view additional monitoring results, including air filter analysis results, please view the individual RadNet air monitor location webpage.

Near-real-time air data results are displayed in Coordinated Universal Time (UTC). Please use the UTC conversion widget above to convert individual results to your local time zone. Please note that dates in the future will return no data.

NOTE: The RadNet near-real-time data displayed on this website are updated several times daily from a mirrored server to reduce the wait time for display. Learn more about the mirror refresh schedule.

RadNet Monitoring Locations

Select a state to view the monitor locations available.

  • Alabama
  • Alaska
  • Arizona
  • Arkansas
  • California
  • Colorado
  • Connecticut
  • Delaware
  • District of Columbia
  • Florida
  • Georgia
  • Hawaii
  • Idaho
  • Illinois
  • Indiana
  • Iowa
  • Kansas
  • Kentucky
  • Louisiana
  • Maine
  • Maryland
  • Massachusetts
  • Michigan
  • Minnesota
  • Mississippi
  • Missouri
  • Montana
  • Nebraska
  • Nevada
  • New Hampshire
  • New Jersey
  • New Mexico
  • New York
  • North Carolina
  • North Dakota
  • Ohio
  • Oklahoma
  • Oregon
  • Pennsylvania
  • Puerto Rico
  • Rhode Island
  • South Carolina
  • South Dakota
  • Tennessee
  • Texas
  • Utah
  • Vermont
  • Virginia
  • Washington
  • West Virginia
  • Wisconsin
  • Wyoming

Alabama

Birmingham, AL
Start date: April 19, 2007 (gamma gross count rate) | July 5, 2016 (exposure rate)
2024 (year to date)​ |  AL_BIRMINGHAM_2023-2007 (zip)

Mobile, AL
Start date: December 9, 2015 (gamma gross count rate) | August 17, 2018 (exposure rate)
2024 (year to date)​ |  AL_MOBILE_2023-2015 (zip)

Montgomery, AL
Start date: April 17, 2006 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  AL_MONTGOMERY_2023-2006 (zip)

Alaska

Anchorage, AK
Start date: June 5, 2008 (gamma gross count rate) | September 16, 2016 (exposure rate)
2024 (year to date)​ |  AK_ANCHORAGE_2023-2008 (zip)

Fairbanks, AK
Start date: February 24, 2009 (gamma gross count rate) | September 7, 2016 (exposure rate)
2024 (year to date)​ |  AK_FAIRBANKS_2022-2009 (zip)

Juneau, AK
Start date: July 29, 2010 (gamma gross count rate) | November 14, 2022 (exposure rate) 
2024 (year to date)​ |  AK_JUNEAU_2023-2010 (zip)

Arizona

Phoenix, AZ
Start date: March 23, 2007 (gamma gross count rate) | August 1, 2016 (exposure rate)
2024 (year to date)​ |  AZ_PHOENIX_2023-2007​ (zip)

Tucson, AZ
Start date: November 13, 2008 (gamma gross count rate) | July 13, 2023 (exposure rate) 
2024 (year to date)​ |  AZ_TUCSON_2023-2008 (zip)

Yuma, AZ
Start date: April 16, 2010 (gamma gross count rate) | September 21, 2017 (exposure rate)
2024 (year to date) |  AZ_YUMA_2023-2010​ (zip)

Arkansas

Fort Smith, AR
Start date: Start date: July 28, 2008 (gamma gross count rate) | February 9, 2024 (exposure rate)
2024 (year to date)​ |  AR_FORT_SMITH_2023-2008​ (zip)

Little Rock, AR
Start date: July 28, 2008 (gamma gross count rate) | September 10, 2019 (exposure rate)
2024 (year to date)​ |  AR_LITTLE_ROCK_2023-2008​ (zip)

California

Anaheim, CA
Start date: March 29, 2007 (gamma gross count rate) | April 13, 2018 (exposure rate)
2024 (year to date)​ |  CA_ANAHEIM_2023-2007 (zip)

Bakersfield, CA
Start date: February 17, 2009 (gamma gross count rate) | November 14, 2018 (exposure rate)
2024 (year to date)​ |  CA_BAKERSFIELD_2023-2009 (zip)

Eureka, CA
Start date: June 4, 2009 (gamma gross count rate) | March 29, 2021 (exposure rate)
2024 (year to date)​ |  CA_EUREKA_2023-2009 (zip)

Fresno, CA
Start date: August 6, 2007 (gamma gross count rate) | October 18, 2022 (exposure rate) 
2024 (year to date)​ |  CA_FRESNO_2023-2007​ (zip)

Los Angeles, CA
Start date: March 5, 2007 (gamma gross count rate) | January 31, 2017 (exposure rate)
2024 (year to date)​ |  CA_LOS_ANGELES_2023-2007​ (zip)

Riverside, CA
Start date: March 2, 2007 (gamma gross count rate only)
2024 (year to date)​ |  CA_RIVERSIDE_2023-2007 (zip)

Sacramento, CA
Start date: December 12, 2008 (gamma gross count rate) | June 2, 2023 (exposure rate) 
2024 (year to date)​ |  CA_SACRAMENTO_2023-2008​ (zip)

San Bernardino County, CA
Start date: March 1, 2007 (gamma gross count rate) | May 27, 2022 (exposure rate) 
2024 (year to date)​ |  CA_SAN_BERNARDINO_2023-2007​ (zip)

San Diego, CA
Start date: June 12, 2006 (gamma gross count rate) | September 22, 2016 (exposure rate)
2024 (year to date)​ |  CA_SAN_DIEGO_2023-2006 (zip)

San Francisco, CA
Start date: July 31, 2006 (gamma gross count rate) | March 29, 2021 (exposure rate)
2024 (year to date)​ |  CA_SAN_FRANCISCO_2023-2006 (zip)

San Jose, CA
Start date: November 6, 2006 (gamma gross count rate) | August 15, 2016 (exposure rate)
2024 (year to date)​ |  CA_SAN_JOSE_2023-2006 (zip)

Colorado

Colorado Springs, CO
Start date: November 13, 2008 (gamma gross count rate only)
2024 (year to date)​ |  CO_COLORADO_SPRINGS_2023-2008 (zip)

Denver, CO
Start date: August 8, 2006 (gamma gross count rate only)
2024 (year to date)​ |  CO_DENVER_2023-2006 (zip)

Grand Junction, CO
Start date: March 19, 2010 (gamma gross count rate only)
2024 (year to date) ​ |  CO_GRAND_JUNCTION_2023-2010 (zip)

Connecticut

Hartford, CT
Start date: November 2, 2006 (gamma gross count rate only)
2024 (year to date)​ |  CT_HARTFORD_2023-2006 (zip)

District of Columbia

Washington, DC
Start date: July 19, 2006 (gamma gross count rate) | September 22, 2016 (exposure rate)
2024 (year to date)​ |  DC_WASHINGTON_2023-2006 (zip)

Delaware

Dover, DE
Start date: December 18, 2008 (gamma gross count rate only) | July 1, 2019 (exposure rate)
2024 (year to date)​ |  DE_DOVER_2023-2008 (zip) (zip)

Florida

Jacksonville, FL
Start date: August 15, 2007 (gamma gross count rate) | September 12, 2018 (exposure rate)
2024 (year to date)​ |  FL_JACKSONVILLE_2023-2007 (zip)

Miami, FL
Start date: April 10, 2007 (gamma gross count rate) | November 6, 2019 (exposure rate)
2024 (year to date)​ |  FL_MIAMI_2023-2007 (zip)

Orlando, FL
Start date: April 12, 2007 (gamma gross count rate) | February 17, 2021 (exposure rate)
2024 (year to date)​ |  FL_ORLANDO_2023-2007 (zip)

Tallahassee, FL
Start date: May 14, 2009 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  FL_TALLAHASSEE_2023-2009 (zip)

Tampa, FL
Start date: February 14, 2008 (gamma gross count rate) | August 15, 2016 (exposure rate)
2024 (year to date)​ |  FL_TAMPA_2023-2008 (zip)

Georgia

Atlanta, GA
Start date: July 17, 2006 (gamma gross count rate) | September 12, 2018 (exposure rate)
2024 (year to date)​ |  GA_ATLANTA_2023-2006 (zip)

Augusta, GA
Start date: August 12, 2008 (gamma gross count rate) | April 13, 2018 (exposure rate)
2024 (year to date)​ |  GA_AUGUSTA_2023-2008 (zip)

Hawaii

Honolulu, HI
Start date: April 22, 2008 (gamma gross count rate) | June 6, 2017 (exposure rate)
2024 (year to date)​ |  HI_HONOLULU_2023-2008 (zip)

Idaho

Boise, ID
Start date: October 17, 2012 (gamma gross count rate) | March 25, 2024 (exposure rate)
2024 (year to date)​ |  ID_BOISE_2023-2012 (zip)

Idaho Falls, ID
Start date: June 19, 2008 (gamma gross count rate) | December 4, 2019 (exposure rate)
2024 (year to date)​ |  ID_IDAHO_FALLS_2023-2008 (zip)

Illinois

Aurora, IL
Start date: October 8, 2009 (gamma gross count rate) | May 24, 2023 (exposure rate)
2024 (year to date)​ |  IL_AURORA_2023-2009 (zip)

Champaign, IL
Start date: August 29, 2012 (gamma gross count rate) | April 13, 2018 (exposure rate)
2024 (year to date)​ |  IL_CHAMPAIGN_2023-2012 (zip)

Chicago, IL
Start date: October 24, 2006 (gamma gross count rate) | November 15, 2016 (exposure rate)
2024 (year to date)​ |  IL_CHICAGO_2023-2006 (zip)

Indiana

Fort Wayne, IN
Start date: February 18, 2010 (gamma gross count rate) | November 19, 2024 (exposure rate)
2024 (year to date)​ |  IN_FORT_WAYNE_2023-2010 (zip)

Indianapolis, IN
Start date: September 13, 2006 (gamma gross count rate) | April 3, 2024 (exposure rate)
2024 (year to date)​ |  IN_INDIANAPOLIS_2023-2006 (zip)

Iowa

Des Moines, IA
Start date: October 26, 2007 (gamma gross count rate only)
2024 (year to date) |  IA_DES_MOINES_2023-2007 (zip)

Fort Madison, IA
Start date: September 2, 2016 (gamma gross count rate) | August 13, 2024 (exposure rate)
2024 (year to date) |  IA_FORT_MADISON_2023-2016 (zip)

Mason City, IA
Start date: September 15, 2009 (gamma gross count rate) | July 8, 2020 (exposure rate)
2024 (year to date) |  IA_MASON_CITY_2023-2009 (zip)

Kansas

Dodge City, KS
Start date: November 4, 2016 (gamma gross count rate only)
2024 (year to date)​ |  KS_DODGE_CITY_2023-2016 (zip)

Kansas City, KS
Start date: August 22, 2006 (gamma gross count rate only)
2024 (year to date)​ |  KS_KANSAS_CITY_2023-2006 (zip)

Wichita, KS
Start date: May 22, 2008 (gamma gross count rate) | December 6, 2022 (exposure rate) 
2024 (year to date)​ |  KS_WICHITA_2023-2006 (zip)

Kentucky

Lexington, KY
Start date: April 16, 2008 (gamma gross count rate) | August 10, 2021 (exposure rate)
2024 (year to date)​ |  KY_LEXINGTON_2023-2008 (zip)

Louisville, KY
Start date: November 18, 2008 (gamma gross count rate) | August 10, 2023 (exposure rate)
2024 (year to date)​ |  KY_LOUISVILLE_2023-2008 (zip)

Paducah, KY
Start date: July 1, 2014 (gamma gross count rate) | September 10, 2019 (exposure rate)
2024 (year to date)​ |  KY_PADUCAH_2023-2014 (zip)

Louisiana

Baton Rouge, LA
Start date: May 3, 2008 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  LA_BATON_ROUGE_2023-2008 (zip)

Shreveport, LA
Start date: October 15, 2009 (gamma gross count rate only)
2024 (year to date)​ |  LA_SHREVEPORT_2023-2009 (zip)

Massachusetts

Boston, MA
Start date: August 15, 2006 (gamma gross count rate) | November 14, 2022 (exposure rate) 
2024 (year to date)​ |  MA_BOSTON_2023-2006 (zip)

Worcester, MA
Start date: July 28, 2009 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  MA_WORCESTER_2023-2009 (zip)

Maryland

Baltimore, MD
Start date: August 1, 2006 (gamma gross count rate only)
2024 (year to date) |  MD_BALTIMORE_2023-2009 (zip)

Maine

Orono, ME
Start date: November 6, 2009 (gamma gross count rate) | September 4, 2024 (exposure rate)
2024 (year to date)​ |  ME_ORONO_2023-2009 (zip)

Portland, ME
Start date: January 29, 2009 (gamma gross count rate only)
2024 (year to date)​ |  ME_PORTLAND_2023-2009 (zip)

Michigan

Bay City, MI
November 12, 2009 (gamma gross count rate) | September 5, 2023 (exposure rate)
2024 (year to date)​ |  MI_BAY_CITY_2023-2009 (zip)

Detroit, MI
Start date: September 12, 2006 (gamma gross count rate) | November 19, 2024 (exposure rate)
2024 (year to date)​ |  MI_DETROIT_2023-2006 (zip)

Grand Rapids, MI
Start date: July 8, 2010 (gamma gross count rate) | August 12, 2022 (exposure rate) 
2024 (year to date)​ |  MI_GRAND_RAPIDS_2023-2010 (zip)

Minnesota

Duluth, MN
Start date: August 19, 2008 (gamma gross count rate only)
2024 (year to date) |  MN_DULUTH_2023-2008 (zip)

St. Paul, MN
Start date: September 21, 2006 (gamma gross count rate) | December 4, 2019 (exposure rate)
2024 (year to date) |  MN_ST._PAUL_2023-2006 (zip)

Missouri

Jefferson City, MO
Start date: September 5, 2008 (gamma gross count rate) | April 15, 2020 (exposure rate)
2024 (year to date)​ |  MO_JEFFERSON_CITY_2023-2008 (zip)

Springfield, MO
Start date: September 23, 2009 (gamma gross count rate only)
2024 (year to date)​ |  MO_SPRINGFIELD_2023-2010 (zip)

St. Louis, MO
Start date: January 3, 2007 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  MO_ST._LOUIS_2023-2007 (zip)

Mississippi

Jackson, MS
Start date: September 19, 2008 (gamma gross count rate) | October 19, 2022 (exposure rate) 
2024 (year to date)​ |  MS_JACKSON_2023-2008 (zip)

Montana

Billings, MT
Start date: July 24, 2009 (gamma gross count rate) | March 14, 2024 (exposure rate)
2024 (year to date)​ |  MT_BILLINGS_2023-2009 (zip)

Kalispell, MT
Start date: February 1, 2017 (gamma gross count rate) | July 18, 2017 (exposure rate)
2024 (year to date)​ |  MT_KALISPELL_2023-2017 (zip)

Nebraska

Kearney, NE
Start date: June 10, 2009 (gamma gross count rate) | February 10, 2017 (exposure rate)
2024 (year to date)​ |  NE_KEARNEY_2023-2009 (zip)

Lincoln, NE
Start date: May 21, 2008 (gamma gross count rate) | August 10, 2021 (exposure rate)
2024 (year to date)​ |  NE_LINCOLN_2023-2008 (zip)

Omaha, NE
Start date: May 20, 2008 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  NE_OMAHA_2023-2008 (zip)

New Jersey

Edison, NJ
Start date: May 17, 2007 (gamma gross count rate) | July 7, 2021 (exposure rate)
2024 (year to date)​ |  NJ_EDISON_2023-2007 (zip)

New Hampshire

Concord, NH
Start date: July 2, 2008 (gamma gross count rate only)
2024 (year to date)​ |   NH_CONCORD_2023-2008 (zip)

Portsmouth, NH
Start date: September 12, 2018 (gamma gross count rate) | September 12, 2018 (exposure rate)
2024 (year to date)​ |  NH_PORTSMOUTH_2023-2018 (zip)

New Mexico

Albuquerque, NM
Start date: May 7, 2010 (gamma gross count rate) | October 14, 2020 (exposure rate)
2024 (year to date)​ |  NM_ALBUQUERQUE_2023-2010 (zip)

Carlsbad, NM
Start date: March 24, 2009 (gamma gross count rate) | April 2, 2019 (exposure rate)
2024 (year to date)​ |  NM_CARLSBAD_2023-2011 (zip)

Navajo Lake, NM
Start date: May 5, 2010 (gamma gross count rate) | July 21, 2022 (exposure rate) 
2024 (year to date)​ |  NM_NAVAJO_LAKE_2023-2010 (zip)

Nevada

Las Vegas, NV
Start date: July 11, 2006 (gamma gross count rate only)
2024 (year to date)​ |  NV_LAS_VEGAS_2023-2006 (zip)

Reno, NV
Start date: March 19, 2009 (gamma gross count rate only)
2024 (year to date)​ |  NV_RENO_2023-2009 (zip)

New York

Albany, NY
Start date: February 5, 2009 (gamma gross count rate) | April 6, 2017 (exposure rate)
2024 (year to date)​ |  NY_ALBANY_2023-2009 (zip)

Lockport, NY
Start date: September 5, 2007 (gamma gross count rate only)
2024 (year to date)​ |  NY_LOCKPORT_2023-2007 (zip)

New York City, NY
Start date: June 9, 2006 (gamma gross count rate) | January 10, 2017 (exposure rate)
2024 (year to date)​ |  NY_NEW_YORK_CITY_2023-2006 (zip)

Rochester, NY
Start date: November 6, 2008 (gamma gross count rate) | April 7, 2017 (exposure rate)
2024 (year to date)​ |  NY_ROCHESTER_2023-2008 (zip)

Syracuse, NY
Start date: August 25, 2009 (gamma gross count rate) | May 19, 2017 (exposure rate)
2024 (year to date)​ |  NY_SYRACUSE_2023-2009 (zip)

Yaphank, NY
Start date: April 29, 2008 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  NY_YAPHANK_2023-2008 (zip)

North Carolina

Charlotte, NC
Start date: May 21, 2007 (gamma gross count rate) | August 21, 2020 (exposure rate)
2024 (year to date)​ |  NC_CHARLOTTE_2023-2007 (zip)

Greensboro, NC
Start date: February 14, 2013 (gamma gross count rate) | October 2, 2023 (exposure rate)
2024 (year to date)​ |  NC_GREENSBORO_2023-2013 (zip)

Raleigh, NC
Start date: February 26, 2009 (gamma gross count rate only)
2024 (year to date)​ |  NC_RALEIGH_2023-2009 (zip)

Wilmington, NC
Start date: April 21, 2009 (gamma gross count rate) | March 12, 2020 (exposure rate)
2024 (year to date)​ |  NC_WILMINGTON_2023-2009 (zip)

North Dakota

Bismarck, ND
Start date: October 23, 2008 (gamma gross count rate) | February 3, 2022 (exposure rate) 
2024 (year to date)​ |  ND_BISMARCK_2023-2008 (zip)

Ohio

Cincinnati, OH
Start date: July 17, 2007 (gamma gross count rate) | November 27, 2017 (exposure rate)
2024 (year to date)​ |   OH_CINCINNATI_2023-2007 (zip)

Cleveland, OH
Start date: December 12, 2006 (gamma gross count rate) | December 17, 2021 (exposure rate)
2024 (year to date)​ |   OH_CLEVELAND_2023-2006 (zip)

Columbus, OH
Start date: July 18, 2007 (gamma gross count rate) | January 8, 2025 (exposure rate)
2024 (year to date)​ |   OH_COLUMBUS_2023-2007 (zip)

Toledo, OH
Start date: March 17, 2010 (gamma gross count rate) | August 12, 2022 (exposure rate) 
2024 (year to date)​ |   OH_TOLEDO_2023-2010 (zip)

Oklahoma

Oklahoma City, OK
Start date: July 16, 2007 (gamma gross count rate) | November 6, 2019 (exposure rate)
2024 (year to date)​ |   OK_OKLAHOMA_CITY_2023-2007 (zip)

Tulsa, OK
Start date: July 30, 2008 (gamma gross count rate) | October 24, 2024 (exposure rate)
2024 (year to date)​ |   OK_TULSA_2023-2008 (zip)

Oregon

Corvallis, OR
Start date: July 25, 2008 (gamma gross count rate) | February 28, 2023 (exposure rate) 
2024 (year to date)​ |   OR_CORVALLIS_2023-2008 (zip)

Portland, OR
Start date: March 7, 2007 (gamma gross count rate) | February 17, 2021 (exposure rate)
2024 (year to date)​ |   OR_PORTLAND_2023-2007 (zip)

Pennsylvania

Bloomsburg, PA
Start date: October 16, 2012 (gamma gross count rate only)
2024 (year to date)​ |  PA_BLOOMSBURG_2023-2012 (zip)

Philadelphia, PA
Start date: July 24, 2006 (gamma gross count rate) | January 10, 2017 (exposure rate)
2024 (year to date)​ |  PA_PHILADELPHIA_2023-2006 (zip)

Pittsburgh, PA
Start date: April 21, 2009 (gamma gross count rate)| March 12, 2020 (exposure rate)
2024 (year to date)​ |  PA_PITTSBURGH_2023-2006 (zip)

Puerto Rico

San Juan, PR
Start date: November 9, 2007 (gamma gross count rate) | February 27, 2023 (exposure rate) 
2024 (year to date)​ |  PR_SAN_JUAN_2023-2007 (zip)

Rhode Island

Providence, RI
Start date: December 1, 2006 (gamma gross count rate only)
2024 (year to date)​ |  RI_PROVIDENCE_2023-2006 (zip)

South Carolina

Columbia, SC
Start date: July 10, 2014 (gamma gross count rate) | May 16, 2023 (exposure rate) 
2024 (year to date)​ |  SC_COLUMBIA_2023-2014 (zip)

South Dakota

Pierre, SD
Start date: October 23, 2008 (gamma gross count rate) | January 19, 2018 (exposure rate)
2024 (year to date)​ |  SD_PIERRE_2023-2008 (zip)

Rapid City, SD
Start date: October 23, 2008 (gamma gross count rate) | September 9, 2020 (exposure rate)
2024 (year to date)​ |  SD_RAPID_CITY_2023-2008 (zip)

Tennessee

Knoxville, TN
Start date: May 8, 2011 (gamma gross count rate) | May 4, 2023 (exposure rate)
2024 (year to date)​ |   TN_KNOXVILLE_2023-2012 (zip)

Memphis, TN
Start date: August 20, 2006 (gamma gross count rate) | June 12, 2018 (exposure rate)
2024 (year to date)​ |  TN_MEMPHIS_2023-2006 (zip)

Nashville, TN
Start date: July 26, 2007 (gamma gross count rate) | September 10, 2019 (exposure rate)
2024 (year to date)​ |  TN_NASHVILLE_2023-2007 (zip)

Texas

Amarillo, TX
Start date: August 13, 2009 (gamma gross count rate) | February 2, 2022 (exposure rate) 
2024 (year to date)​ |  TX_AMARILLO_2023-2009 (zip)

Austin, TX
Start date: July 10, 2007 (gamma gross count rate) | July 13, 2016 (exposure rate)
2024 (year to date)​ |  TX_AUSTIN_2023-2007 (zip)

Corpus Christi, TX
Start date: March 19, 2009 (gamma gross count rate) | October 14, 2019 (exposure rate)
2024 (year to date)​ |  TX_CORPUS_CHRISTI_2023-2009 (zip)

Dallas, TX
Start date: July 11, 2007 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |  TX_DALLAS_2023-2007 (zip)

El Paso, TX
Start date: December 24, 2008 (gamma gross count rate) | December 17, 2020 (exposure rate)
2024 (year to date)​ |  TX_EL_PASO_2023-2008 (zip)

Fort Worth, TX
Start date: March 7, 2007 (gamma gross count rate) | August 20, 2020 (exposure rate) 
2024 (year to date)​ |   TX_FORT_WORTH_2023-2007 (zip)

Harlingen, TX
Start date: October 29, 2009 (gamma gross count rate only)
2024 (year to date)​ |   TX_HARLINGEN_2023-2009 (zip)

Houston, TX
Start date: March 14, 2007 (gamma gross count rate) | January 3, 2017 (exposure rate)
2024 (year to date)​ |   TX_HOUSTON_2023-2007 (zip)

Laredo, TX
Start date: June 26, 2009 (gamma gross count) | September 10, 2019 (exposure rate)
2024 (year to date)​ |   TX_LAREDO_2023-2009 (zip)

Lubbock, TX
Start date: January 3, 2011 (gamma gross count rate) | May 27, 2020 (exposure rate)
2024 (year to date)​ |   TX_LUBBOCK_2023-2011 (zip)

San Angelo, TX
Start date: September 1, 2009 (gamma gross count rate) | September 8, 2021 (exposure rate)
2024 (year to date)​ |   TX_SAN_ANGELO_2023-2009 (zip)

San Antonio, TX
Start date: February 25, 2008 (gamma gross count rate) | August 8, 2016 (exposure rate)
2024 (year to date)​ |   TX_SAN_ANTONIO_2023-2008 (zip)

Utah

Salt Lake City, UT
Start date: January 9, 2007 (gamma gross count rate) | July 1, 2019 (exposure rate)
2024 (year to date)​ |   UT_SALT_LAKE_CITY_2023-2007 (zip)

St. George, UT
Start date: August 16, 2012 (gamma gross count rate only)
2024 (year to date)​ |   UT_ST._GEORGE_2023-2012 (zip)

Virginia

Harrisonburg, VA
Start date: November 25, 2008 (gamma gross count rate) | August 10, 2021 (exposure rate)
2024 (year to date)​ |   VA_HARRISONBURG_2023-2008 (zip)

Richmond, VA
Start date: May 24, 2007 (gamma gross count rate) | June 12, 2018 (exposure rate)
2024 (year to date)​ |   VA_RICHMOND_2023-2007 (zip)

Virginia Beach, VA
Start date: May 25, 2007 (gamma gross count rate) | June 21, 2024 (exposure rate)
2024 (year to date)​ |   VA_VIRGINIA_BEACH_2023-2007 (zip)

Vermont

Burlington, VT
Start date: December 16, 2009 (gamma gross count rate) | August 1, 2016 (exposure rate)
2024 (year to date)​ |  VT_BURLINGTON_2023-2009 (zip)

Washington

Ellensburg, WA
Start date: April 12, 2016 (gamma gross count rate only)
2024 (year to date)​ |  WA_ELLENSBURG_2023-2016 (zip)

Olympia, WA
Start date: April 2, 2008 (gamma gross count rate) | September 9, 2020 (exposure rate)
2024 (year to date)​ |   WA_OLYMPIA_2023-2008 (zip)

Richland, WA
Start date: September 29, 2009 (gamma gross count rate) | July 1, 2016 (exposure rate)
2024 (year to date)​ |   WA_RICHLAND_2023-2009 (zip)

Seattle, WA
Start date: June 2, 2008 (gamma gross count rate) | December 19, 2024 (exposure rate)
2024 (year to date)​ |   WA_SEATTLE_2023-2008 (zip)

Spokane, WA
Start date: June 3, 2008 (gamma gross count rate) | July 1, 2019 (exposure rate)
2024 (year to date)​ |   WA_SPOKANE_2023-2008 (zip)

West Virginia

Charleston, WV
Start date: March 11, 2008 (gamma gross count rate) | July 8, 2024 (exposure rate)
2024 (year to date)​ |  WV_CHARLESTON_2023-2008 (zip)

Wisconsin

La Crosse, WI
Start date: July 11, 2013 (gamma gross count rate) | February 6, 2018 (exposure rate)
2024 (year to date)​ |   WI_LA_CROSSE_2023-2013 (zip)

Madison, WI
Start date: November 7, 2008 (gamma gross count rate) | January 14, 2020 (exposure rate)
2024 (year to date)​ |   WI_MADISON_2023-2008 (zip)

Milwaukee, WI
Start date: October 25, 2006 (gamma gross count rate) | December 3, 2018 (exposure rate)
2024 (year to date)​ |   WI_MILWAUKEE_2023-2006 (zip)

Shawano, WI
Start date: August 28, 2012 (gamma gross count rate) | November 8, 2021 (exposure rate) 
2024 (year to date)​ |   WI_SHAWANO_2023-2012 (zip)

Wyoming

Casper, WY
Start date: October 28, 2013 (gamma gross count rate)| April 23, 2020 (exposure rate)
2024 (year to date)​ |  WY_CASPER_2023-2013 (zip)

RadNet

  • View Near-Real-Time Air Data
  • View Laboratory Data by State
  • Learn About RadNet
  • RadNet Sampling and Analyses Schedules
  • RadNet Databases and Reports
  • History of RadNet
  • Frequent Questions
  • Glossary
Contact Us about RadNet
Contact Us about RadNet to ask a question, provide feedback, or report a problem.
Last updated on January 14, 2025
  • Assistance
  • Ayuda
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • Aide
  • Asistans
  • Korean
  • Assistência
  • Russian
  • Tulong
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions

Follow.