Formaldehyde Summary Table at Memorial Academy

This page last reviewed October 21, 2010


Month Summary Statistics
Number of Samples Minimum
(ppb)
Maximum
(ppb)
Average
(ppb)
October-99 3 3.7 5.5 4.5
November-99 7 2.1 3.6 2.7
December-99 7 2.0 4.5 3.3
January-00 6 1.2 3.9 2.3
February-00 6 0.9 2.2 1.5
March-00 7 0.8 2.4 1.3
April-00 7 0.5 2.9 1.5
May-00 2 1.0 2.9 2.0
June-00 3 0.9 2.3 1.6
July-00 2 1.4 2.0 1.7
August-00 3 1.4 3.5 2.5
September-00 2 1.0 2.7 1.9
October-00 3 1.6 2.8 2.0
November-00 2 2.5 3.6 3.1
December-00 3 3.3 3.7 3.5
January-01 3 1.8 3.6 2.4
February-01 2 1.0 1.3 1.2
SUMMARY Total Minimum Maximum Average
  68 0.5 5.5 2.3

Note: The lowest concentration that can be measured (LOD) is 0.1 parts per billion (ppb). Values below the LOD are set to 0.5 * LOD.


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