SustSan workshop: Hostetin village WWPT - 20 years of the combined constructed wetland by Prof. Milos Rozkosny
1. Hostětín village WWTP
20 years of the combined constructed
wetland – stabilization pond project
Miloš Rozkošný
T.G.Masaryk Water Research Institute, p.r.i.
http://www.vuv.cz/en/home
2. Natural technologies in the Czech Republic
32
109
18 18
64
45
0
20
40
60
80
100
120
pouze mechanická aktivace biodisk biofiltr kořenová ČOV,
zemní filtr,
biologická nádrž
nespecifikovaná
mechanicko-
biologická
WWTP < 500 p.e. (2008) – 286 plants, about 25 % natural technologies
Mlejnská, Rozkošný a kol., 2009
Natural technologies – survey in Danube River Basin
Biofilters
Natural
technologies
Activated
sludge systems
Biodiscs
Mechanical
treatment
Non-specified
5. Hostětín – project background
Hostětín village – about 200 inhabitants, Zlínský kraj Region
1960 – water reservoir Bojkovice – main purpose – dringing water supply
1966 – prohibition of construction in the village (in the water reservoir
catchment)
After 1989 – social & state administration changes
1990 – sewerage construction in the village
1993 – first survey and study of wastewater treatment – proposal of WWTP
technology – O&M cost analysis, chosen type – combined WWTP (mechanical
pretreatment, constructed wetland, final purification – waste stabilization pond)
1996 – implementation of the project
2004 – second survey, workshop
2006, 2010, 2012-2015 – monitoring programmes, upgrade of the treatment
system
13. Target beneficiarities
Village
• better water quality
• village development
• working positions
NATURE :)
Research, water management sector
Education
primary & secondary schools, uni students, participants of meetings and
workshops (not only water management), public, officers, mayors of small
settlements
Turism
part of village ecological projects and NGO Veronica activities in the region
14.
15. Lessons learned & recommendations
1. Experiences with the technology in long-term course
2. Operation and maintentace
3. Urban and landscape planning, process of implementation
4. Recommendations for the technology development and application
Good example of the decision making process and implementation,
But only few similar projects in the country (few disciples)
16. T. G. Masaryk Water Research Institute, p.r.i. | Podbabská 30/2582, 160 00 Prague 6, Czech Republic
| +420 220 197 111 | info@vuv.cz, www.vuv.cz
Brno Branch | Mojmírovo náměstí 16, 612 00 Brno, Czech Republic | +420 541 126 311 | info_brno@vuv.cz
Ostrava Branch | Macharova 5, 702 00 Ostrava, Czech Republic | +420 596 134 181 | info_ostrava@vuv.cz