Air Monitoring Network Locations              

Instruments

TEOM (Tapered Element Oscillating Microbalance)

-Ambient Particulate Monitor

-Measure Particulate Matter (PM₁₀ and PM_2.5 Concentrations)

-Located at Shiprock, NM

EBAM (Environmental Beta Attenuation Monitor)

-Measures particulate Matter (PM₁₀ and PM_2.5 concentrations)

-Hourly measurement

-Portable & rapid deployment

-Location: upon request

MET (Meteorological Tower)

-Measures wind speed and direction

-Barometric pressure

-Solar radiation

-Precipitation

-Relative humidity

-Temperature

-Located at Nazlini, AZ & Shiprock, NM sites

FRM (Federal Reference Method)

-Measures Particulate Matter (PM_2.5 concentrations)

-1 in 6 day sampling

-Collocated site (two instruments at one site, used as quality control and for background information)

-Located at Nazlini, AZ

Gaseous Analyzers

-Monitors: Sulfur Dioxide (SO₂), Nitrogen Dioxide (NO₂) and Ozone (O₃)

-Located at Shiprock, NM site