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RadNet
Contact Us

Near-Real-Time and Laboratory Data by State

The map below provides links to RadNet individual air monitoring location webpages. Data are shown as graphs and tables that are updated as new data becomes available. Searchable current and historical monitoring data are available in the RadNet database in EPA's Central Data Exchange (CDX). To download all available near-real-time time data for a RadNet stationary air monitoring location, visit the RadNet CSV File Downloads webpage.

Below the map is a list, organized by state, of RadNet stationary air monitoring locations, as well as precipitation and drinking water sampling locations that reported data in 2020.

Select a state to view the monitor locations available.

RadNet Monitoring Locations

  • 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

    • Near-Real-Time Air Data
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Dothan

    • Drinking water analysis data available in Envirofacts

    Mobile

    • Near-Real-Time Air Data
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Montgomery

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    Muscle Shoals

    • Drinking water analysis data available in Envirofacts

    Scottsboro

    • Drinking water analysis data available in Envirofacts

    ALASKA

    Anchorage

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Fairbanks

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Juneau

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis​

    ARIZONA

    Phoenix

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Tucson

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Yuma

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    ARKANSAS

    Fort Smith

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Little Rock

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts
       

    CALIFORNIA

    Anaheim

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Bakersfield

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Eureka

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Fresno

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Los Angeles

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Richmond

    • Precipitation analysis data available in Envirofacts

    Riverside

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Sacramento

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    San Bernardino

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    San Diego

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    San Francisco

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    San Jose

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    COLORADO

    Colorado Springs

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Denver

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Grand Junction

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    CONNECTICUT

    Hartford

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts
       

    DELAWARE

    Dover

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    DISTRICT OF COLUMBIA

    Washington

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    FLORIDA

    Jacksonville

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Miami

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Orlando

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Tallahassee

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Tampa

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    GEORGIA

    Atlanta

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Augusta

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Baxley

    • Drinking water analysis data available in Envirofacts

    Savannah

    • Drinking water analysis data available in Envirofacts

    HAWAII

    Honolulu

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    IDAHO

    Boise

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Idaho Falls

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    ILLINOIS

    Aurora

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Champaign

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Chicago

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    INDIANA

    Fort Wayne

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Indianapolis

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    IOWA

    Cedar Rapids

    • Drinking water analysis data available in Envirofacts

    Des Moines

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Fort Madison

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Mason City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    KANSAS

    Dodge City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Kansas City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Topeka

    • Drinking water analysis data available in Envirofacts

    Wichita

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    KENTUCKY

    Lexington

    • Near-Real-Time Air Data: ​
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Louisville

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Paducah

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    LOUISIANA

    Baton Rouge

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    New Orleans

    • Drinking water analysis data available in Envirofacts

    Shreveport

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    MAINE

    Orono

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Portland

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    MARYLAND

    Baltimore

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Conowingo

    • Drinking water analysis data available in Envirofacts

    MASSACHUSETTS

    Boston

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Worcester

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    MICHIGAN

    Bay City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Detroit

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Grand Rapids

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    MINNESOTA

    Duluth

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    ​S. ST. PAUL

    • Drinking water analysis data available in Envirofacts

    St. Paul

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    MISSISSIPPI

    Jackson

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Port Gibson

    • Drinking water analysis data available in Envirofacts

    MISSOURI

    Jefferson City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Springfield

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    St. Louis

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    MONTANA

    Billings

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Helena

    • Drinking water analysis data available in Envirofacts

    Kalispell

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    NEBRASKA

    Kearney

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Lincoln

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Omaha

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    NEVADA

    Las Vegas

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Reno

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    NEW HAMPSHIRE

    Concord

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    Portsmouth

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    NEW JERSEY

    Edison

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Trenton

    • Drinking water analysis data available in Envirofacts

    Waretown

    • Drinking water analysis data available in Envirofacts

    NEW MEXICO

    Albuquerque

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Carlsbad

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Navajo Lake

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    NEW YORK

    Albany

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Lockport

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    New York City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Niagara Falls

    • Drinking water analysis data available in Envirofacts

    Rochester

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Syracuse

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Yaphank

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate 
    • Air filter analysis

    NORTH CAROLINA

    Charlotte

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate 
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    Greensboro

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Raleigh

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Wilmington

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate 
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    NORTH DAKOTA

    Bismarck

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    OHIO

    Cincinnati

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Cleveland

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Columbus

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    East Liverpool

    • Drinking water analysis data available in Envirofacts

    Painesville

    • Drinking water analysis data available in Envirofacts

    Toledo

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    OKLAHOMA

    Oklahoma City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Tulsa

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    OREGON

    Corvallis

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Portland

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    PENNSYLVANIA

    Bloomsburg

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Columbia

    • Drinking water analysis data available in Envirofacts

    Harrisburg

    • Precipitation and drinking water analysis data available in Envirofacts

    Philadelphia

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate 
    • Air filter analysis

    Pittsburgh

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate 
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    PUERTO RICO

    San Juan

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis 

    RHODE ISLAND

    Providence

    • Near-Real-Time Air Data:
      • Gamma gross count rate 
    • Air filter analysis

    SOUTH CAROLINA

    Barnwell

    • Drinking water analysis data available in Envirofacts

    Columbia

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Hartsville

    • Drinking water analysis data available in Envirofacts

    Jenkinsville

    • Drinking water analysis data available in Envirofacts

    Rock Hill

    • Drinking water analysis data available in Envirofacts

    Seneca

    • Drinking water analysis data available in Envirofacts

    SOUTH DAKOTA

    Pierre

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Rapid City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    TENNESSEE

    Knoxville

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    Memphis

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Nashville

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Oak Ridge

    • Precipitation analysis data available in Envirofacts

    TEXAS

    Amarillo

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Austin

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation and drinking water analysis data available in Envirofacts

    Corpus Christi

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Dallas

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    El Paso

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Fort Worth

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Harlingen

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Houston

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Laredo

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Lubbock

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    San Angelo

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    San Antonio

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    UTAH

    Salt Lake City

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    St. George

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    VERMONT

    Burlington

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    VIRGINIA

    Ashland

    • Drinking water analysis data available in Envirofacts

    Harrisonburg

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Lynchburg

    • Precipitation and drinking water analysis data available in Envirofacts

    Richmond

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Virginia Beach

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    WASHINGTON

    Ellensburg

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Olympia

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Precipitation analysis data available in Envirofacts

    Richland

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Seattle

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    Spokane

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    WEST VIRGINIA

    Charleston

    • Near-Real-Time Air Data:
      • Gamma gross count rate
    • Air filter analysis

    WISCONSIN

    La Crosse

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Madison

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
    • Drinking water analysis data available in Envirofacts

    Milwaukee

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    Shawano

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis

    WYOMING

    Casper

    • Near-Real-Time Air Data:
      • Gamma gross count rate
      • Gamma exposure rate
    • Air filter analysis
     
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    Last updated on May 19, 2023
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