W163 & H163 Preliminary results

Shipped: October 23, 2016

W163 Preliminary results

Sample NumberOrganismTotal Colony Count (Group Means)
Membrane Filtration Method cfu/100mL
Total coliformsThermotolerant coliformsE.coli
W163-1E. coli18±4, MU 22%17 ± 4, MU 21%18 ± 4, MU 24%
W163-2Enterobacter species48±10, MU 21%0 ± 00 ± 0
W163-3E. coli53±5, MU 9%51±4, MU 8%53±5, MU 9%
W163-4Blank0±00±00±0

MU: measure of uncertainty


H163 Preliminary results

SamplesOrganismTotal Colony Count (Group Means)
H163-1Enterobacter species
MU(%)
95±13
14%
H163-2E. coli
MU(%)
98±14
14%
H163-3E. coli
MU(%)
127±21
16%
H163-4Blank0±0

MU (%): Measurement Uncertainty in percentage outliers excluded in group means

Posted in Water Microbiology Results, WBNews