Locations / MD / Washington (Silver Spring), MD

Station Detail

Washington (Silver Spring), MD

Latest reading: May 20, 2026

3-month allergy trend

Latest readings (May 20, 2026)

AllergenTypeValueLevel
Ascospores MOLD 5270 Low
Basidiospores MOLD 1795 Low
Cladosporium MOLD 1034 Low
Penicillium / Aspergillus MOLD 115 Low
Unidentified Fungi MOLD 88 Low
Smuts / Myxomycetes MOLD 27 Low
Pinaceae TREE 19 Moderate
Gramineae / Poaceae GRASS 18 Moderate
Juglans TREE 14 Low
Epicoccum MOLD 13 Low
Alternaria MOLD 7 Low
Carya TREE 6 Low

Allergy calendar

Annual allergy calendar for Washington (Silver Spring), MD.
Typical seasonal allergy patterns for Washington (Silver Spring), MD.

Historical data

Historical data placeholder for Tree at Washington (Silver Spring), MD.
Long-term historical averages for Tree at Washington (Silver Spring), MD.