Assessment of Possibilities of Spreading of Bioaerosol from Different Technological Objects in Small Sewage Treatment Plants

ZABŁOCKA-GODLEWSKA, Ewa; PRZYSTAŚ, Wioletta; ŻAK, Magdalena

Assessment of Possibilities of Spreading of Bioaerosol from Different Technological Objects in Small Sewage Treatment Plants

Architecture, Civil Engineering, Environment

Volume 15 (2022): Issue 2 (June 2022)

By:

Ewa ZABŁOCKA-GODLEWSKA, Wioletta PRZYSTAŚ and Magdalena ŻAK

Open Access

|Aug 2022

Figures & Tables

The number of mesophilic bacteria [cfu/m3] in different sampling points (average value from all STPs with SD)

The number of psychrophilic bacteria [cfu/m3] in different sampling points (average value from 5 STPs with SD)

Contribution of pigmented bacteria [%] in the sum of mesophilic and psychrophilic bacteria in different sampling points (average value from 5 STPs)

The number of Escherichia coli and Pseudomonas fluorescens [cfu/m3] in different sampling points (average value from 5 STPs with SD)value from 5 STPs)

The number of mold fungi [cfu/m3] in different sampling points (average value from 5 STPs with SD)SD)value from 5 STPs)

Microbiological air analysis – growth media and culture conditions

Detected microorganisms	Growth media	Incubation temperature [°C]	Duration of incubation [h]
Mesophiles	nutrient agar (BTL)	37	24-48
Psychrophiles	nutrient agar (BTL)	26	48-96
pigmented bacteria (counted on psychrophiles plates)	nutrient agar (BTL)	26	48-96
Escherichia coli	selective agar Endo (BTL)	37	24-48
Pseudomonas fluorescens	selective Pseudomonas Agar Base with supl. (Oxoid),	35	24-48
Streptococcus faecalis	SF agar (Difco)	45	24-48
mold fungi	Czapek agar (BTL)	26	72-96

The list of used abbreviations of monitored technological objects and background

Abbreviation	Technological object
TS	transfer stations
G	grits
PC	primary clarifiers (open)
ASC	activated sludge chambers (open with turbin system of aeration)
SC	secondary clarifiers (open)
OFC	open fermentation chambers
STT	sludge thickening tanks
SP	sedimentary plots
WW	windward
LW	leeward

The number of different groups of bacteria (range min-max in CFU/m3)_ M – mesophiles; P – psychrophiles, PB – pigmented bacteria; E – E_ coli; Ps – P_ fluorescens; F – mold fungi (the highest microorganisms number are marked as grey cells)

Sampling point	Group of microorganism
Sampling point	M	P	PB	E	Ps	F
TS 10	393-505	428-882	445-577	0-7	0-4	806-907
TS15	66-302	459-604	223-236	0	0	486-1181
G4	229-865	446-1323	347-812	0-20	0-9	727-786
G45	118-222	530-1017	172-797	0	0	446-826
G50	66-83	144-511	39-289	0	0	275-1284
PC10	255-340	626-711	226-379	0-11	0-6	4468-5459
PC40	26-511	157-301	92-249	0	0	786-1088
PC45	59-88	164-492	59-364	0	0	275-1284
ASC10	498-806	842-1296	341-629	6-22	7-16	917-1127
ASC20	197-368	276-722	118-223	0-12	0-6	197-682
ASC25	149-265	382-828	170-181	11-42	11-12	961-2166
ASC35	13-92	105-393	26-249	0-4	0-2	459-1808
ASC75	66-83	144-511	39-289	0	0	275-1284
SC10	119-361	316-733	175-293	6-19	6-8	2002-2663
SC20	149-265	382-828	149-265	0-8	0	1561-2166
SC45	66-141	214-572	92-183	0-4	0	1023-1982
OFC5	85-212	159-828	85-212	4-12	0-4	1465-2930
OFC10	32-43	181-361	96-127	0	0	892-1051
STT5	13-92	105-393	26-249	0	0	459-1808
STT10	182-1127	223-2188	118-996	0-8	0	262-1638
SP5	74-191	149-417	64-117	0	0	4768-5579
SP15	131-276	394-983	131-353	0	0	381-1037
SP20	197-223	321-747	249-524	0	0	472-708
SP25	170-262	328-485	282-445	0-7	0	550-1212
WW	32-117	255-276	195-227	0	0	606-1280
LW	83-196	414-828	106-210	0	0	1019-2497

DOI: https://doi.org/10.2478/acee-2022-0025 | Journal eISSN: 2720-6947 | Journal ISSN: 1899-0142

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Language: English

Page range: 177 - 186

Submitted on: Mar 28, 2022

Accepted on: May 9, 2022

Published on: Aug 9, 2022

Published by: Silesian University of Technology

In partnership with: Paradigm Publishing Services

Publication frequency: 4 issues per year

Keywords:

Bacteria,

bioaerosol,

Mesophiles,

Microbiological air quality,

Mold fungi,

Psychrophiles,

Sewage treatment plant

Related subjects:

Architecture and design,

Architecture,

Architects, buildings

© 2022 Ewa ZABŁOCKA-GODLEWSKA, Wioletta PRZYSTAŚ, Magdalena ŻAK, published by Silesian University of Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Previous article Volume 15 (2022): Issue 2 (June 2022)

Assessment of Possibilities of Spreading of Bioaerosol from Different Technological Objects in Small Sewage Treatment Plants

Figures & Tables

Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Microbiological air analysis – growth media and culture conditions

The list of used abbreviations of monitored technological objects and background

The number of different groups of bacteria (range min-max in CFU/m3)_ M – mesophiles; P – psychrophiles, PB – pigmented bacteria; E – E_ coli; Ps – P_ fluorescens; F – mold fungi (the highest microorganisms number are marked as grey cells)

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