Bonne source
Pays de la Loire, France: Excellent water quality
Bonne Source is a Blue Flag beach in France, meeting rigorous environmental and water quality standards set by the Foundation for Environmental Education. The beach is open throughout its operating season, and visitors should check local safety arrangements before heading out. April, May, and June…
Quick Overview
Plan Your Visit to Bonne source
The key facts before you go
About the Beach
What is Bonne source?
Bonne Source is a Blue Flag beach in France, meeting rigorous environmental and water quality standards set by the Foundation for Environmental Education. The beach is open throughout its operating season, and visitors should check local safety arrangements before heading out.
April, May, and June are the best months to visit. The Blue Flag designation makes it a reliable choice for families and travelers concerned about environmental practices.
It sits alongside other certified beaches in Pays de la Loire, part of a broader network of other Blue Flag beaches in France certified annually by the Foundation for Environmental Education.
About this beach
What makes Bonne source different
Across 1991 to 2020, the February mean is 10.4°C and the August mean is 18.6°C. Facing south, the water here is the Bay of Biscay. Bonne Source (235 m) and Hirondelles (385 m) are the named places within 500 m. Pornichet is 1.1 km from the beach.
Les Libraires (2.0 km) and Plage Des Jaunais (2.9 km) are the closest other Blue Flag beaches. Further listings are on Pays de la Loire and Blue Flag beaches in France.
Sunrise, Sunset & Beach Direction
Bonne source faces south toward Bay of Biscay. The best light for photography and swimming is typically in April, May, June. Direct sun hours follow that facing.
Planning
When to Go: Month by Month
| Month | Air Temp | Water Temp | Crowds |
|---|---|---|---|
| Jan | 7°C | 11°C | Low |
| Feb | 7°C | 10°C | Low |
| Mar | 9°C | 10°C | Low |
| Apr | 11°C | 12°C | Med |
| May | 14°C | 14°C | Med |
| Jun | 18°C | 16°C | Med |
| Jul | 19°C | 18°C | High |
| Aug | 19°C | 19°C | High |
| Sep | 17°C | 18°C | Med |
| Oct | 14°C | 16°C | Low |
| Nov | 11°C | 14°C | Low |
| Dec | 8°C | 13°C | Low |
When is the best time to visit Bonne source?
The best time to visit Bonne source is April, May, June. Air temperatures peak around 19.2°C in summer. Peak water temperature reaches 17.8°C in July.
How crowded does Bonne source get?
Like most Blue Flag beaches in France, Bonne source sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Bonne source open year-round?
The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (typically July–September). The Blue Flag is displayed during the certification period only.
The Water
Swimming and Beach Life at Bonne source
Is Bonne source safe to swim?
Bonne source is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. Water quality is rated Excellent.
What is the water temperature at Bonne source?
Peak water temperature at Bonne source reaches around 17.8°C in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 7.2°C.
What is the beach like at Bonne source?
Bonne source on the Pays de la Loire coast of France. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Bonne source sits on the Bay of Biscay: explore all Blue Flag beaches on the Atlantic.
Transport
Getting to Bonne source
How do I get to Bonne source by car?
Bonne source is approximately 1.07 km from Pornichet. Follow local road signs to the beach. Check Google Maps or a local map for the most current directions.
What is the nearest airport to Bonne source?
The nearest airport is Nantes Atlantique Airport (NTE), approximately 55.5 km away.
Can I get to Bonne source by public transport?
Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Pornichet. The nearest recorded bus stop is 235 m from the beach.
Is there a train to Bonne source?
Bonne source lists Pornichet as the nearest railway station, 2.26 km away. Check current timetables before travelling.
Nearby
Near Bonne source
Mapped toilets, bus stops, cafés, parking, and shops within about 500 m of Bonne source. Distances are walking-line estimates from the beach pin.
Map loads when you ask. Tiles stay off the first paint.
Map: OpenStreetMap (ODbL)
Toilets near Bonne source
- Public toilets Public toilets 227 m
- Public toilets Public toilets 251 m
- Public toilets Public toilets 490 m
Bus near Bonne source
- Bonne Source Bus stop 235 m
- Hirondelles Bus stop 385 m
Cafés near Bonne source
- Le Récif Café 432 m
Parking near Bonne source
- Parking Parking 51 m
- Parking Parking 245 m
- Parking Parking 246 m
- Parking Parking 256 m
- Parking Parking 362 m
Source: © OpenStreetMap contributors (ODbL). Names and positions come from mapped OSM features. Confirm on site.
On the beach
Facilities at Bonne source
- Toilets
- Yes
- Showers
- No
- Parking
- Available nearby (surface parking). 37 m away
These details can change. Check on arrival.
Map data © OpenStreetMap contributors
Practical Details
Practical Information
| At the Beach | |
| Official Season | August – August |
|---|---|
| Beach Type | Coastal beach |
| Nearest supermarket | 980 m from the beach |
| Nearest bus stop | 235 m from the beach |
| Visiting Information | |
| GPS Coordinates | 47.2526°N, 2.3306°W |
| Water Quality | Excellent (EU Bathing Water Directive) |
| Blue Flag Operator | Foundation for Environmental Education (FEE), France |
Frequently Asked Questions
Bonne source FAQ
Is Bonne source suitable for children?
Bonne source has a child-friendly score of 3/10. It is Blue Flag certified in France. Families should still check what is open on the day.
Is Bonne source free to access?
An entry fee is not listed for Bonne source. Check with the beach operator before you travel. It is a Blue Flag certified beach in Pays de la Loire, France, recognised for meeting international standards for water quality and environmental management.
When is the best time to visit Bonne source?
The best time to visit Bonne source is April, May, June. The peak season typically runs High season: July, August, when weather conditions and facilities are at their best.
Peak water temperature reaches around 17.8°C in July. Outside peak season, the beach is quieter but some facilities may be reduced.
What is the water quality at Bonne source?
Bonne source is Blue Flag certified, which requires meeting strict EU Bathing Water Directive standards. Water quality is rated Excellent.
Blue Flag certification is awarded and reviewed annually by the Foundation for Environmental Education (FEE). Beaches must pass water quality tests throughout the season to retain their status.
How do I get to Bonne source?
Bonne source is located in Pays de la Loire, France. It is approximately 1.07 km from Pornichet. The nearest airport is Nantes Atlantique Airport (NTE), 55.5 km away.
By car is the most flexible option. Check local transport authority websites for current bus and train schedules to the area.
Are there toilets near Bonne source?
Yes. OpenStreetMap maps 3 toilet locations near Bonne source, including 227 m away, 251 m away, and 490 m away.
Distances are walking-line estimates within about 500 m of the beach pin. Confirm opening hours on site; some facilities are seasonal. © OpenStreetMap contributors (ODbL).
Is there a bus near Bonne source?
Yes. OpenStreetMap maps a public-transport stop 235 m from Bonne source (Bonne Source), plus 1 more within about 500 m. Check current timetables before you travel. © OpenStreetMap contributors (ODbL).
Are there cafés near Bonne source?
Yes. OpenStreetMap lists a café or restaurant near Bonne source, including Le Récif (432 m).
Hours and seasonal opening are not verified here. Check on the day. © OpenStreetMap contributors (ODbL).
Is there parking near Bonne source?
Yes. OpenStreetMap maps parking 51 m from Bonne source, with 5 lots or spaces inside about 500 m. Charges and time limits are not recorded here. © OpenStreetMap contributors (ODbL).
How warm is the water at Bonne source in February and August?
The 1991 to 2020 mean is 10.4°C in February and 18.6°C in August.
Explore More
Nearby Blue Flag Beaches
Editorial
From the Zeach Blog
Everything you need to know about what makes a beach qualify for Blue Flag status, from water quality to environmental education.
Read moreOur editorial team's pick of the standout Blue Flag beaches in France, rated for family friendliness, scenery, and facilities.
What the flag actually means, how certification works, and why a Blue Flag is a genuinely reliable signal, not just a marketing tool.
Read moreSources
- Foundation for Environmental Education: Blue Flag programme
- FEE site listing for Bonne source
- FEE France (Pavillon Bleu)
- European Environment Agency: bathing water quality
Last verified September 2026. National operator pages and FEE listings are the primary certification sources.