Missoula, Week of November 22, 2020

Composite samples collected: November 24, 2020 over the previous 24 hour period.

City of Missoula: Positive

Levels relative to previous week: Higher

Sample ID	Sars-CoV2 Gene	Estimated Genomes per Liter
Influent 1	N1	2,176,001	Average N1:
Influent 2	N1	2,582,335	2,379,168
Influent 1	N2	2,912,977	Average N2:
Influent 2	N2	3,304,524	3,108,750

Sample was collected from the City of Missoula Wastewater Treatment Plant as a composite over the previous 24-hour period, labeled here as Influent. Upon arrival, two duplicate sub-samples were taken and processed in parallel. Testing can detect two nucleocapsid genes present in the SARS-CoV2 genome, N1 and N2. Genome concentration is estimated based on sample signal relative to standards of known concentration.