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Swiss Journal of Geosciences

Table 1 Stratigraphy of the exploration wells located in the study area

From: On the use of gravity data in delineating geologic features of interest for geothermal exploration in the Geneva Basin (Switzerland): prospects and limitations

Well

Coordinates

Base formation (measured depth TVD—meters)

Long

Lat

Q

UHN

CM

LC

UJ

MJ

LJ

T

PC

Thonex-1

6.211347

46.202628

73

 

1331

1599

2530

    

Humilly-2

6.02498

46.114656

67

 

439

777

1644

2116

2520

3027

3051

Faucigny-1

6.369626

46.118046

78

1339

2915

3656

3850

4001

4177

4592

4951

Messery-1

6.300691

46.340971

25

 

628

738

     

Mont Boisy

6.344819

46.293985

  

1768

1945

     

La Balme-1

6.416526

46.06483

92

 

508

1250

1840

    

Saleve-2

6.183018

46.044415

25

 

1750

1986

     

Musiege-1

5.956864

46.025268

  

150

750

1650

2083

   

Charmont-1

5.64249

46.221432

    

920

349;1260

535; 1454

624;1793

2290

Geo-01

6.04692

46.22162

28

 

408

647

744

    
  1. Q: Quaternary, UHN: Ultra-Helvetic Nappe, CM: Cenozoic Molasse, LC: Lower Cretaceous, UJ: Upper Jurassic, MJ: Middle Jurassic, LJ: Lower Jurassic, T: Triassic, PC: Permo-Carboniferous
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