This Site Has the Latest Air Quality Data and Forecasts For New Jersey: 1.From November 1 to March 1 the ozone-only monitoring sites at the Ancora State Hospital, Clarksboro, Colliers Mills, Leonia, Monmouth University, and Ramapo are closed. 2.Select “Current Status” to view a table summarizing which monitoring sites are currently operational. When Air Pollution and High Pollen Counts Occur Together Their Combined Effects Are Even Worse. For current pollen counts and information click here.