The David Lake circular route via the Oursière Waterfall

This very pretty circular loop up to Lac David via the Cascade de l'Oursière allows you to first enjoy the various Pra lakes (Bernard, Longet, Claret) and then make a beautiful traverse under the Jasse Bralard peaks. Throughout the traverse, you can enjoy a magnificent view overlooking the city of Grenoble below.

Details

n°788041
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  • Walking
    Activity: Walking
  • ↔
    Distance: 9.92 mi
  • ◔
    Average duration: 8h 15 
  • ▲
    Difficulty: Difficult

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 4,193 ft
  • ↘
    Descent: - 4,199 ft

  • ▲
    Highest point: 7,451 ft
  • ▼
    Lowest point: 3,642 ft

Photos

Description of the walk

Access to the car park is via the road leading up to Chamrousse from Saint-Martin d’Uriage. A few hundred metres past the Auberge des Seiglières, look out for a forest track branching off to the left, just below the main road. Take care, as it’s easy to miss this track, which is just after a bend. Once on the forest track, park straight away – you’ve reached the start of the walk.

(S/E) Start by following the forest track for a few hundred metres.

(1) At the junction, keep left.

(2) Continue along the wide path that climbs straight ahead on the right; you’ll then begin the ascent towards the Oursière Waterfall.

(3) After climbing a few hundred metres in altitude, you’ll reach the foot of the Cascade de l’Oursière. Continue along the path that climbs up to your right.

(4) A few minutes later, you’ll reach the Plateau de l’Oursière, where you’ll find a junction.
This is where the circular route begins: head left towards the Refuge de la Pra; you’ll return via the path on the right. After crossing the Plateau de l’Oursière and reaching the Plateau des Lacs de la Pra, walk alongside the Doménon torrent for a few tens of metres.

(5) The path veers left onto the other bank of the torrent; do not follow it, but head right instead. Small cairns mark a more or less obvious track that climbs towards Lac Bernard.

(6) A few metres further on, the track may not be very visible, but carry on climbing to your right. Do not follow the tracks leading down to the stream below. You will reach Lac Bernard.

(7) Continue climbing towards Lac Longet.

(8) You are now at Lac Longet, which you will follow north-eastwards towards Lac Claret.

(9) Once at Lac Claret, carry on towards the Refuge de la Pra.

(10) About 200 metres further on, you’ll come to a sign pointing to the Refuge de la Pra, which is directly in front of you at the far end of the plateau. Turn right towards the east, cutting across the field until you rejoin the path leading up to Lac David.

(11) Shortly afterwards, you’ll rejoin the path leading up to Lac David; follow it across the scree.

(12) A few dozen metres after rejoining the Lac David path, make sure you keep to the right on the path that crosses the scree slope horizontally. If you take a path that climbs to the left, you will be heading towards the Grande Lauzière. A few minutes after crossing the scree slope, you will reach Lac David.

(13) For the return journey, follow the path you came along, which continues southwards above the lake.
You’ll climb a few dozen metres further and then, after a few minutes, you’ll begin the descent. Follow this path for quite some time (1h30–2h) to reach Clot des Vernes.

(14) At the first junction, turn left, heading south.

(15) At the second junction, turn right, heading north. The sign points towards L’Oursière.

(4) You’re back at L’Oursière, at the start of the circular route.
All you have to do now is follow the route you took on the way there, but in the opposite direction, back to the car park (S/E).

Waypoints

  1. S/E : mi 0 - alt. 3,648 ft - Forest track
  2. 1 : mi 0.34 - alt. 3,678 ft - Junction, turn left
  3. 2 : mi 0.52 - alt. 3,681 ft - Opposite, on the right
  4. 3 : mi 1.94 - alt. 4,859 ft - Cascade de l'Oursière
  5. 4 : mi 2.3 - alt. 5,272 ft - Plateau de l’Oursière, junction of the circular route
  6. 5 : mi 3.54 - alt. 6,388 ft - Walking alongside the torrent
  7. 6 : mi 3.61 - alt. 6,440 ft - To the right, uphill
  8. 7 : mi 3.72 - alt. 6,568 ft - Lake Bernard
  9. 8 : mi 3.8 - alt. 6,657 ft - Lac Longet
  10. 9 : mi 4.23 - alt. 6,726 ft - Lac Claret
  11. 10 : mi 4.39 - alt. 6,821 ft - Sign for the Refuge de la Pra, on the right
  12. 11 : mi 4.54 - alt. 6,972 ft - Lac David Trail
  13. 12 : mi 4.66 - alt. 7,064 ft - Keep to the right
  14. 13 : mi 5.19 - alt. 7,257 ft - Lac David
  15. 14 : mi 6.89 - alt. 6,302 ft - Junction, turn left
  16. 15 : mi 6.95 - alt. 6,319 ft - Junction, turn right
  17. S/E : mi 9.92 - alt. 3,648 ft - Forest track

Notes

You can find the 360° photo I took upon arriving at the Pra Lakes plateau HERE.

You can also follow me on my YouTube channel if you’re interested in video content about my hikes, or simply watch the video I made during this hike to see more footage of it.

Worth a visit

Lake Claret

Camping is prohibited within a 50-metre radius of the lake in order to protect the fragile wetlands –
Municipal Order No. 53-2020 of the commune of Revel
No open fires: Prefectural Order No. 38-2017-04-28-007 of the Isère department
Swimming prohibited: Municipal Order No. 2024-92 of the municipality of Revel
Fishing permitted with a fishing licence.

Lake Longet – David – Bernard

Camping permitted: from 7.00 pm to 9.00 am
No open fires: Prefectural Order No. 38-2017-04-28-007 of the Isère department
Swimming prohibited: Municipal Order No. 2024-92 of the municipality of Revel
Fishing permitted with a fishing licence.

La Pra mountain pasture

Special provisions for the period from 14 July to 31 August, which coincides with the presence of the herd and peak visitor numbers in the La Pra mountain pasture area: Camping is prohibited throughout this area. It is restricted to designated sites located near the refuge (please enquire with the
mountain hut).

Livestock grazing in the La Pra mountain pasture area: the herd is protected by Patou-type dogs.
See the link for the interactive map: Pasto Kézako.

Reviews and comments

4.8 / 5
Based on 15 reviews

Reliability of the description
4.7 / 5
Ease of following the route
4.8 / 5
Route interest
4.9 / 5
Goldwing
Goldwing

Overall rating : 4.7 / 5

Date of your route : Jul 20, 2026
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

A really lovely, challenging hike with superb views of the Chartreuse, the Vercors and the valley, with its varied landscapes. I made the most of it – it took me 8 hours, including a snack break at Lake David and plenty of photos. Thanks to the author.

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Jo38
Jo38

Overall rating : 5 / 5

Date of your route : Aug 10, 2024
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

Superb hike. The landscapes are extraordinary. The succession of lakes is magnificent. We loved it.
19 km, 1,311 m elevation gain in 5 hours and 45 minutes for us.
Thank you for this beautiful circular.

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_Hannibal_
_Hannibal_

Overall rating : 5 / 5

Date of your route : Oct 08, 2023
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

A superb route, very well described by louisforay. I had activated the alarm to alert me if I strayed from the trail, which was a good thing because I lost my way below Lake Bernard (WP 6)
It took me just over an hour to reach the bottom of the Oursiere waterfall (WP 3) and I completed the circular route in 6 hours and 20 minutes of walking + 2 hours of breaks to enjoy the many lakes and views.
For filter bottle aficionados like me: there are numerous refill points, so there's no need to carry too much, except between Lac David (WP 13) and WP 4 (no possibility of refilling water on this long descent)
There are some lovely spots for camping near the Pra refuge and also near the beautiful and peaceful Lake David, where a swim will be very refreshing

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Sophie_Morin
Sophie_Morin

Overall rating : 4.7 / 5

Date of your route : Aug 13, 2023
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : Yes

Route completed in bivouac, with a night above the Pra refuge (nice place, water source and good advice).
A very beautiful hike, I don't regret doing it over two days. On the one hand, because I was able to add a return trip to the Domenon lakes in the morning (allow about 30 minutes to climb from the Col de la Pra, mainly over fairly steep scree); and secondly because I find it quite challenging to do in one day, with lots of scree slopes on the way up and down - the bivouac bag didn't help, it would certainly have been easier with less weight to carry.
I can confirm that the hike isn't over after Lake David, with more beautiful slopes and a steep descent, but it's worth it, returning to L'Oursière and the cool water of the stream.

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JODIDO
JODIDO
• Edited:

Overall rating : 4.5 / 5

Date of your route : Aug 24, 2020
Reliability of the description : ★★★★☆ Good
Ease of following the route : Not used / Not applicable
Route interest : ★★★★★ Very good
Very busy route : No

Departure from the Gafe car park after Saint-Martin d'Uriage.
Sunshine and blue skies, but also fog on the descent from Lake David.
Climb to the waterfall in one hour.
After the Oursière plateau, you have to climb a fairly steep pass before reaching the La Pra lakes.
It took me a while to find the path leading to the lakes because it is barely visible and at one point you think you're going to come across waterfalls.
There are a few cairns here and there to help you find your way.
A series of three lakes (Bernard, Longet and Claret), then a climb to Lake David, which is absolutely magnificent!
Long descent in the fog and over scree to reach the GR. Two ibex watched me for 10 minutes, running away as I approached, then waiting for me a little further on.

-PLEASE NOTE: At the sign for Le Grand Sorbier, the yellow sign for L'Oursière is missing, so I continued on to the Robert lakes, which I found a little disappointing compared to the others, and this added 40-45 minutes to my walk as I had to return to the intersection.
In the end, it took me 7 hours and 45 minutes to cover about 18 km with 1,500 metres of elevation gain.

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26manu26
26manu26

Overall rating : 4.7 / 5

Date of your route : Aug 11, 2020
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : Yes

A very, very beautiful hike. Its length is what makes it difficult, even though the descent is a little steep (don't think that the hike is "over" after Lake David!)
Personally, I added the return trip to Robert Lakes from point 15 (1 km there + 1 km back). Honestly, when you've seen the previous landscapes, you're very disappointed with this large lake... I don't necessarily recommend it.
With this circular, I have 21 km/1,400 m elevation gain on my Suunto watch.
The scenery is top notch. Lake David is truly superb. We had lunch there and attempted to go swimming.
In short, I recommend it.

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raphji
raphji

Overall rating : 5 / 5

Date of your route : May 30, 2020
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

Taken today, a very beautiful hike, there is still a lot of snow on the trail, so you will need a pair of boots with good grip. All the lakes on this hike are worth the effort, Lake David is still partially frozen.

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manissieux
manissieux

Overall rating : 5 / 5

Date of your route : Oct 12, 2019
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

A superb hike, passing by several splendid lakes, on plateaus covered in autumn colours at this time of year – magical!
Davis Lake, one of the few we hadn't visited yet, is magnificent.
In my opinion, the hike deserves to be rated as difficult because of its elevation gain, but especially its elevation loss...the descent is quite physical but never dangerous
In my opinion, walking poles are highly recommended
These plateaus are fabulous at this time of year and encourage you to spend time contemplating and taking photos, so be sure to allow plenty of time!
Just for your information, our GPS watch, which is usually very reliable, gave us a reading of 18km for 1330 D+
We would happily do it again

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laulau1
laulau1

Overall rating : 5 / 5

Date of your route : Sep 28, 2019
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

A very beautiful hike, with clear directions, so there's no doubt about which path to follow.
But above all, it's very beautiful. We camped at Lake David and did this hike over two days.
i recommend this route

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dzelus
dzelus

Overall rating : 4.7 / 5

Date of your route : Sep 02, 2019
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good

Hike completed on 31/08/2019.
a very beautiful hike, and no problems with orientation. The descriptions make it easy to find your way at the two less marked points (towards Lake Bernard, and then from the plateau opposite the Pra refuge towards Lake David).
Superb scenery and it's really nice to discover all these lakes.
Picnic at Lake David and then the descent – be warned, it's a long way down!
the hike is not technically difficult, but you need a certain amount of stamina due to the distance to be covered.

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muriel13310
muriel13310

Overall rating : 5 / 5

Date of your route : Jul 26, 2019
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

Beautiful hike. The descent after the various lakes and the north breach is long and technical.

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Visophi
Visophi

Overall rating : 4.3 / 5

Date of your route : Sep 14, 2018
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good

Hello,
Hike completed on 13 September 2018. I stayed overnight at the Pra refuge because I did the Grande Lauziere. The landscape is magnificent and wild, especially on the descent.
To clarify the description a little:

  • There are several car parks on the left after Les Seiglieres, all of which are signposted for L'Oursière. Choose the one at La Gafe (around point 1123m on the map)
  • On the descent, shortly after crossing the stream that flows into Lake Léama, there are two very tricky passages. If you are hiking in the opposite direction, a piece of rope or a lanyard may come in handy.
  • Finally, at the fork in the road at Clos des Vernes, there are signs. At the first one, follow Lacs Robert (south).

In general, the path is well marked. Do not be distracted by a few very artistic cairns that may lead you off the path.
This hike is a wonderful idea

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TomDrd
TomDrd

Overall rating : 5 / 5

Date of your route : Sep 05, 2018
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

A very beautiful hike, completed in two days with a bivouac at Lake David (be prepared for the cold and be sure to check the current municipal regulations on bivouacking before you leave, available on the Pra refuge website).
Be careful after the scree slope that climbs up from the Oursière plateau, as it is easy to continue following the stream and miss the trail that climbs up to the right! It is poorly marked, badly signposted, and the cairns are just cairns... sometimes useful, sometimes fallen down!
The descent into the Echaillon chimney is a little steep and rocky, so take it slowly in wet weather...
Note: the hike passes very close to the Pra refuge, where there is a drinking water source. This may add a good 10 minutes to the journey, but it is worth filling your water bottles there if you do not want to do so at Lake David (there is no water source for some time after that).

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mimi69mp
mimi69mp

Overall rating : 5 / 5

Date of your route : Jul 27, 2018
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good

A wonderful walk where you can discover a multitude of waterfalls and lakes, each one more beautiful than the last.
The cirque surrounding the lakes is magnificent.
I only knew Chamrousse in the Belledone massif, so this was an excellent discovery.
The map is very detailed and accurate.
But don't venture out without a GPS, as the route is not always easy to find.
Some parts are exposed, but without any major difficulties.
Perfect

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valeh
valeh
• Edited:

Overall rating : 4.3 / 5

Date of your route : Jul 17, 2018
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good

I was inspired by this lovely hike to turn it into a two-day hike, including the ascent of Grand Colon and the return trip from the La Pra refuge where we spent the night.
On the way up, be vigilant and careful to find the cairned path that climbs to Lake Bernard, as there are no markings on the maps. The fork to the right is before the path crosses the river. A wild and magnificent route, with lakes.
On the descent, the return from Lake David is still quite long. Allow plenty of time!
You can also visit the Robert lakes on the way down, which adds 30 to 50 minutes depending on your walking pace.

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