1. General information
Location and description of the intervention
City or FUA
Augsburg
Region
Europe
Native title of the NBS intervention
Naturfreibad Haunstetten
Short description of the intervention
The Naturfreibad Haunstetten is an artificially designed bathing lake in the south of Augsburg with a water surface of 9,200 m² and a maximum depth of four meters. After the regeneration of 1,5 hectares of green space surrounding the lake, the baths were reopened in 2010 (Ref. 1).
Address

Postillionstraße 1
86179 Augsburg
Germany

Location
The NBS is situated in an area, with clear delineation of boundaries and a specific shape (polygon). The NBS project can also have more than one area location (more than one polygon, situated close by).
Area boundary
POINT (10.894004789412 48.306301155253)
POINT (10.893969782026 48.305131592282)
POINT (10.897696443702 48.304723800867)
POINT (10.897449442372 48.305966727033)
NBS area image
Source of NBS area image
Google Earth Pro (October 30, 2020). Coordinates offer a rough approximation of extent of NBS.
Total area
24200.00m²
NBS area
15000.00m²
Type of area before implementation of the NBS
Public Greenspace Area
Website of the intervention
http://www.naturfreibad-haunstetten.de/
Timeline of intervention
Start date of the intervention (planning process)
unknown
Start date of intervention (implementation process)
2010
End date of the intervention
2010
Present stage of the intervention
Completed
Goals of the intervention
1. To provide recreational facilities for all (Ref. 3)
2. To provide access to clean natural water area for swimming (Ref. 3)
Quantitative targets
Unknown
Monitoring indicators defined
1. Water quality (Ref. 3):
-Temperature °C
-Enterococcus [MPN / 100 ml]
-E. coli [MPN / 100ml]
Sustainability challenge(s) addressed
Water management (SDG 6)
Improvements to water quality
Regeneration, land-use and urban development
Promote natural styles of landscape design for urban development
Social justice, cohesion and equity (SDG 10)
Social cohesion
Social interaction
Health and well-being (SDG 3)
Enabling opportunities for physical activity
Creation of opportunities for recreation
Implementation activities
1. Regeneration of approx. 10.500 square meters of the blue areas (Ref. 3)
2. Regeneration of 1,5 hectares of green space surrounding the lake (Ref. 3)
3. Beach volleyball field and the other sport facilities organized (Ref. 3)
4. Children's playground on the island of the bathing lake organized (Ref. 3)
Type of NBS project
Creation of new green areas
Creation of semi-natural blue areas
NBS domain and interventions
Ecological domain(s) where the NBS intervention(s) is/are implemented
Grey infrastructure featuring greens
Green playgrounds and school grounds
Riverbank/Lakeside greens
Blue infrastructure
Lakes/ponds
Vegetation Type
Grass
Amenities offered by the NBS
Playgrounds
Sports areas and equipment
Swimming areas
Complementing infrastructure (bathrooms, café)
Services
Expected ecosystem services delivered
Regulating services
Water purification / filtration
Cultural services
Aesthetic appreciation
Recreation
Scale
Spatial scale
Micro-scale: District/neighbourhood level
Beneficiaries
Primary Beneficiaries
Citizens or community groups
Governance
Governance arrangements
Led by non-government actors
Non-government actors
Non-governmental organisation (NGO) / Civil society / Churches
Please specify the roles of the specific government and non-government actor groups involved in the initiative
Signatures for the preservation of the baths were collected and the Förderkreis der Wasserwacht e. V., together with an independent landscape architect, developed a concept for the rehabilitation and reopening up to the beginning of the bathing season (Ref. 1). Since 2011 the association Naturfreibad Haunstetten e.V. operates the bathing lake (Ref. 2).
Key actors - initiating organization
Citizens or community group
District/neighbourhood association
Land owners
Public space owned by the city
Key actors - Other stakeholders involved (besides initiating actors)
Local government/municipality
Non-government organisation/civil society
Citizens or community group
Land owners
Public space owned by the city
Participatory methods/forms of community involvement used
Co-planning (e.g. stakeholder workshops, focus groups, participatory mapping)
Crowd-sourcing/Crowd-funding/Participatory budget
Dissemination of information and education
Citizen oversight (e.g. boards, advisory)
Citizen science
Policy drivers
NBS intervention implemented in response to an Regional Directive/Strategy
Unknown
NBS intervention implemented in response to a national regulations/strategy/plan
Unknown
NBS intervention implemented in response to a local regulation/strategy/plan
Unknown
Mandatory or voluntary intervention
Voluntary (spontaneous)
Please specify other type of voluntary intervention
Voluntary preservation and revitalization (Ref. 1).
Enablers
Presence of specific city-level GI/NBS vision/strategy/plan - mentioned in connection to the project
Unknown
Presence of specific city-level GI/NBS section/part in a more general plan - mentioned in connection to the project
Unknown
Presence of city network or regional partnerships focused on NBS - mentioned in connection to the project
Unknown
Presence of GI / NBS research project - mentioned in connection to the project
Unknown
Subsidies/investment for GI / NBS in the city - mentioned in connection to the project
Yes
Please specify
Due to the poor financial situation in the city, only 35,000 euros were spent on the maintenance and repairs of all Augsburg baths, including Natural Baths Haunstetten (Ref. 1). Ultimately, with the help of donations and the use of voluntary helpers under the leadership of the funding circle, the revitalization could be conducted (Ref. 1).
Co-finance for NBS
Yes
Co-financing governance arrangements
Yes
Co-governance arrangement
An association
Was this co-governance arrangement already in place, or was it set up specifically for this NBS?
Unknown
Financing
Total cost
€500,000 - €2,000,000
What is/was the Cost/Budget (EUR) of the NBS or green infrastructure elements?
600 000 EUR
What are the total amount of expected annual maintenance costs?
Unknown
What is the expected annual maintenance costs of the NBS or GI elements?
Unknown
Please specify cost savings
Unknown
Please specify total cost (EUR)
Approx. 600,000 euros (Ref. 4)
Source(s) of funding
Public local authority budget
Crowdfunding
Type of fund(s) used
Earmarked public budget
Donations
Non-financial contribution
Yes
Type of non-financial contribution
Provision of labour
Who provided the non-financial contribution?
Citizens (e.g. volunteering)
Business models
Green health model
Which of the involved actors was motivated by this model?
Citizens / local communities
Type of innovation
Technological
Product innovation
Please specify technological innovation
The Naturfreibad Haunstetten is the first example of the natural pool that was prepared and approved for bathing of the local population in Augsburg (Ref. 1).
Novelty level of the innovation
The innovation is copied/derived from previous initiative(s) with substantial adaptation
Please specify novelty level of the innovation
Natural baths are the popular innovation in German cities. For example, such facilities were opened in Bielefeld, Koln, Mettmann, and other cities (Ref. 3).
Replicability/Transferability
The innovation is not referred to as being transferred to new initiative(s)
Please specify Replicability/Transferability
Unknown
Impacts, benefits
Environmental impacts
Water management and blue areas
Improved water quality
Green space and habitat
Increased green space area
Description of environmental benefits
Water management and blue areas:
-Improved water quality: Good swimming water conditions reached and maintained without the use of chlorine (Ref. 3)

Green space and habitat:
-Increased green space area: Regeneration of 1,5 hectares of green space surrounding the lake (Ref. 3).
Economic impacts
Unknown
Description of economic benefits
Unknown
Social and cultural impacts
Social justice and cohesion
Improved access to urban green space
Health and wellbeing
Gain in activities for recreation and exercise
Description of social and cultural benefits
Social justice and cohesion:
-Improved access to urban green space: This NBS allowed a natural swimming pool to reopen (Ref. 1). Recreational infrastructure for all social groups provided (Ref. 2)

Health and wellbeing:
-Gain in activities for recreation and exercise: Recreational infrastructure for all social groups provided (Ref. 2)
Type of reported impacts
Achieved impacts
Indicators
Water quality (Ref. 3):
-Temperature °C
-Enterococcus [MPN / 100 ml]
-E. coli [MPN / 100ml]
Environmental, social and economic impacts
Water management (SDG 6)
Green space, habitats and biodiversity (SDG 15)
Environmental quality
Regeneration, land-use and urban development
Social justice, cohesion and equity (SDG 10)
Health and well-being (SDG 3)
Analysis of specific impact categories
Job creation: The NBS created ...
No information available
Environmental justice: The implementation of the NBS project resulted in ...
Improved access to green and/or blue spaces
Negative impacts: Did the project cause any problems or concerns?
No information was found regarding negative impacts of the project
COVID-19 pandemic
As of October 30, Ref. 3 indicates that: "On October 31, 2020, the measures to contain the corona pandemic will come into force in the Augsburg city area. That is why the following leisure facilities, among others, will remain closed for the duration of the regulation from this Saturday:

Botanical Garden
Indoor swimming pools
Sports facilities, unless permitted in narrow exceptions
(only individual sports alone, in pairs or with members of your own household)
Art collections and museums, forest pavilion
Theaters and cultural institutions such as Abraxas, Kresslesmühle and Zeughaus
Golden Hall
Nature museum
Multi-generation meetings".

As of October 30, 2020, Ref. 1 indicates that: "Precautions due to the corona pandemic
All bathers who are not members must leave their contact details at the cash desk. You can print out the form in advance and bring it with you when you visit. Special precautionary measures apply to the outdoor swimming pool , which are summarized as follows:
The number of bathers present at the same time is limited.
Always keep a distance of at least 1.5 meters in water and on land (exception: for people for whom the general contact restriction does not apply in relation to one another).
Wait in tight spots until people present have left.
Wear a mask in the entrance area, in the kiosk area and in the toilet rooms .
Entrance for children under 12 years of age only with an adult accompanying person at the cash desk (entrance for children under 12 years of age is only possible at the turnstile if the accompanying person belongs to the same family membership and the adult walks through the turnstile first.)
Cleaning hands with soap and water.
The following people are not allowed to visit the outdoor pool :
People who have been in contact with COVID-19 cases in the past 14 days.
People who are sick (acute respiratory disease of any severity, fever, non-specific general symptoms)
People who develop symptoms during their stay in the natural outdoor pool must leave the pool immediately.
Persons under the age of 12 without an adult accompanying person".
Methods of impact monitoring
Process of recording NBS impacts
Collection of monitoring data continuously throughout the project to aid evaluation
Methods used to evaluate the impacts of NBS
Measurements of biophysical aspects of the NBS (e.g. temperature, water flow)
Where can this data be accessed? Please include a link to a report or web-page.
http://www.naturfreibad-haunstetten.de/index.html
Evidence for use of assessment
Presence of an assessment, evaluation and/or monitoring process
Yes
Presence of indicators used in reporting
Yes
Presence of monitoring/evaluation reports
Yes
Link to monitoring/evaluation reports
http://www.augsburg.de/fileadmin/user_upload/freizeit/baden/fluesse_seen/downlo…
Availability of a web-based monitoring tool
No evidence in public records
Impact assessment mechanism
Name of any specific impact assessment tools
During the bathing season, the health authority of Augsburg takes a water sample every four weeks (Ref. 3) to confirm the quality of water.
Link to the output of assessments
http://www.augsburg.de/freizeit/baden/freibaeder/naturfreibad-haunstetten/
Use of GIS in mapping impacts
No evidence in public records
Citizen involvement
Citizens involvement in assessment/evaluation
Unknown
Citizens involvement in the analysis of the assessment/evaluation
Unknown
Follow-up to the evaluation / assessment
Unknown
References
Web links relevant to the intervention
Naturfreibad Haunstetten
Naturfreibad Haunstetten
Naturfreibad Haunstetten – Schwimmen ohne Chlor
Lässt die Stadt die Bäder untergehen?
List of references
1. Verein Naturfreibad Haunstetten (2020). Naturfreibad Haunstetten. Available at: https://de.wikipedia.org/wiki/Naturfreibad_Haunstetten (Accessed: October 30, 2020).
2. Wikipedia (2017). Naturfreibad Haunstetten. Available at: http://www.naturfreibad-haunstetten.de/ (Accessed: October 30, 2020).
3. Stadt Augsburg (2017). Naturfreibad Haunstetten – Schwimmen ohne Chlor. Available at: http://www.augsburg.de/freizeit/baden/freibaeder/naturfreibad-haunstetten/ (Accessed: October 30, 2020).
4. Zissler, Miriam. (2010). Lässt die Stadt die Bäder untergehen?. Available at: http://www.augsburger-allgemeine.de/augsburg/Laesst-die-Stadt-die-Baeder-untergehen-id7215546.html (Accessed: October 30, 2020).
Comments and notes
Comments
Natural Baths Haunstetten is registered as natural baths, according to the EU standards of the bathing water (3). "Excellent water quality" status was awarded every year during 2011-2016 (3)
Pictures of the NBS
/sites/default/files/nbs/images/snimok_ekrana_2017-07-28_v_11.21.58.png
Public Images
An outdoor pool surrounded by grass and trees
http://www.naturfreibad-haunstetten.de/index.html