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What Microorganisms Are
Deactivated By Ultraviolet?
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Bacteria
|
UV
Dose
|
Bacteria
|
UV
Dose
|
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Agrobacterium lumefaciens 5
|
8,500
|
Pseudomonas aeruginosa
(Environ.Strain) 1,2,3,4,5,9
|
10,500
|
|
Bacillus anthracis 1,4,5,7,9 (anthrax veg.)
|
8,700
|
Pseudomonas aeruginosa (Lab. Strain) 5,7
|
3,900
|
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Bacillus anthracis Spores (anthrax spores)*
|
46,200
|
Pseudomonas fluorescens 4,9
|
6,600
|
|
Bacillus megatherium Sp. (veg) 4,5,9
|
2,500
|
Rhodospirillum rubrum 5
|
6,200
|
|
Bacillus megatherium Sp. (spores) 4,9
|
5,200
|
Salmonella enteritidis 3,4,5,9
|
7,600
|
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Bacillus paratyphosus 4,9
|
6,100
|
Salmonella paratyphi (Enteric Fever) 5,7
|
6,100
|
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Bacillus subtilis 3,4,5,6,9
|
11,000
|
Salmonella Species 4,7,9
|
15,200
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Bacillus subtilis Spores 2,3,4,6,9
|
22,000
|
Salmonella typhimurium 4,5,9
|
15,200
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Clostridium tetani
|
23,100
|
Salmonella
typhi (Typhoid Fever) 7
|
7,000
|
|
Clostridium botulinum
|
11,200
|
Salmonella
|
10,500
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Corynebacterium
diphtheriae 1,4,5,7,8,9
|
6,500
|
Sarcina
lutea 1,4,5,6,9
|
26,400
|
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Dysentery
bacilli 3,4,7,9
|
4,200
|
Serratia
marcescens 1,4,6,9
|
6,160
|
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Eberthella
typhosa 1,4,9
|
4,100
|
Shigella
dysenteriae - Dysentery 1,5,7,9
|
4,200
|
|
Escherichia
coli 1,2,3,4,9
|
6,600
|
Shigella
flexneri - Dysentery 5,7
|
3,400
|
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Legionella
bozemanii 5
|
3,500
|
Shigella
paradysenteriae 4,9
|
3,400
|
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Legionella
dumoffill 5
|
5,500
|
Shigella
sonnei 5
|
7,000
|
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Legionella
gormanil 5
|
4,900
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Spirillum
rubrum 1,4,6,9
|
6,160
|
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Legionella
micdadei 5
|
3,100
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Staphylococcus
albus 1,6,9
|
5,720
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Legionella
longbeachae 5
|
2,900
|
Staphylococcus
aureus 3,4,6,9
|
6,600
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| Legionella
pneumophila
(Legionnaire's
Disease) |
12,300 |
Staphylococcus
epidermidis 5,7 |
5,800 |
|
Leptospira
canicola-Infectious Jaundice 1,9
|
6,000
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Streptococcus
faecaila 5,7,8
|
10,000
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Leptospira
interrogans
1,5,9
|
6,000
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Streptococcus
hemolyticus 1,3,4,5,6,9
|
5,500
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Micrococcus
candidus 4,9
|
12,300
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Streptococcus
lactis 1,3,4,5,6
|
8,800
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Micrococcus
sphaeroides 1,4,6,9
|
15,400
|
Streptococcus pyrogenes
|
4,200
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Mycobacterium
tuberculosis 1,3,4,5,7,8,9
|
10,000
|
Streptococcus salivarius
|
4,200
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Neisseria
catarrhalis 1,4,5,9
|
8,500
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Streptococcus
viridans 3,4,5,9
|
3,800
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Phytomonas
tumefaciens 1,4,9
|
8,500
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Vibrio
comma (Cholera) 3,7
|
6,500
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Proteus
vulgaris 1,4,5,9
|
6,600
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Vibrio
cholerae 1,5,8,9
|
6,500
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Molds
|
UV
Dose
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Molds
|
UV
Dose
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Aspergillus amstelodami
|
77,000
|
Oospora
lactis 1,3,4,6,9
|
11,000
|
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Aspergillus
flavus 1,4,5,6,9
|
99,000
|
Penicillium chrysogenum
|
56,000
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Aspergillus
glaucus 4,5,6,9
|
88,000
|
Penicillium
digitatum 4,5,6,9
|
88,000
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Aspergillus
niger (breed mold) 2,3,4,5,6,9
|
330,000
|
Penicillium
expansum 1,4,5,6,9
|
22,000
|
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Mucor
mucedo
|
77,000
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Penicillium
roqueforti 1,2,3,4,5,6
|
26,400
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Mucor
racemosus (A & B) 1,3,4,6,9
|
35,200
|
Rhizopus
nigricans (cheese mold) 3,4,5,6,9
|
220,000
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Protozoa
|
UV
Dose
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Protozoa
|
UV
Dose
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Chlorella
vulgaris (algae) 1,2,3,4,5,9
|
22,000
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Giardia
lamblia (cysts) 3
|
100,000
|
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Blue-green
Algae
|
420,000
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Nematode
Eggs 6
|
40,000
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E.
hystolytica
|
84,000
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Paramecium
1,2,3,4,5,6,9
|
200,000
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Virus
|
UV
Dose
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Virus
|
UV
Dose
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Adeno
Virus Type III 3
|
4,500
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Influenza
1,2,3,4,5,7,9
|
6,600
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Bacteriophage
1,3,4,5,6,9
|
6,600
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Rotavirus
5
|
24,000
|
|
Coxsackie
|
6,300
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Tobacco
Mosaic 2,4,5,6,9
|
440,000
|
| Infectious
Hepatitis 1,5,7,9 |
8,000 |
0 |
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Yeasts
|
UV
Dose
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Yeasts
|
UV
Dose
|
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Baker's
Yeast
1,3,4,5,6,7,9
|
8,800
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Saccharomyces
cerevisiae 4,6,9
|
13,200
|
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Brewer's
Yeast
1,2,3,4,5,6,9
|
6,600
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Saccharomyces
ellipsoideus 4,5,6,9
|
13,200
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Common
Yeast Cake 1,4,5,6,9
|
13,200
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Saccharomyces
sp. 2,3,4,5,6,9
|
17,600
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1.
"The Use of Ultraviolet Light for Microbial Control", Ultrapure Water,
April 1989.
2. William V. Collentro, "Treatment of Water with Ultraviolet Light -
Part I", Ultrapure Water, July/August 1986.
3. James E. Cruver, Ph.D., "Spotlight on Ultraviolet Disinfection",
Water Technology, June 1984.
4. Dr. Robert W. Legan, "Alternative Disinfection Methods-A Comparison
of UV and Ozone", Industrial Water Engineering, Mar/Apr 1982.
5. Unknown
6. Rudolph Nagy, Research Report BL-R-6-1059-3023-1, Westinghouse
Electric Corporation.
7. Myron Lupal, "UV Offers Reliable Disinfection", Water Conditioning
& Purification, November 1993.
8. John Treij, “Ultraviolet Technology”, Water
Conditioning & Purification, December 1995.9. Bak Srikanth,
“The Basic Benefits of Ultraviolet Technology”,
Water Conditioning & Purification, December 1995
*
Approximate - Various sources may report different inactivation dosages.
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