Latyan Dam
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| Latyan Dam | |
|---|---|
.jpg) | |
  | |
| Location | Lavasan , Tehran Province , Iran |
| Coordinates | 35°47′24.25″N 51°40′42.63″E / 35.7900694°N 51.6785083°ECoordinates: 35°47′24.25″N 51°40′42.63″E / 35.7900694°N 51.6785083°E |
| Construction began | 1963 |
| Opening date | 1967 |
| Dam and spillways | |
| Impounds | Jajrood River |
| Length | 450 m |
| Height | 107 m |
| Width (base) | 99 m |
| Reservoir | |
| Creates | 95 Mm3 |
Latyan Dam (Persian: سد لتيان sad-de latyān) is a dam located less than 25 km from Tehran in the south of city of Lavasan. It is one of the main sources of water for Tehran metropolitan region.
Geology
Jajrood River basin is located in the southern part of central Alborz mountain range, the rocks of which date from the Palaeozoic era up to the Quaternary period, as below:
- Palaeozoic era: The dolomitic rocks, sandstone and limestone. Belong to Devonian, Carboniferous and Permian periods.
- Mesozoic era: The sandstone formation and limestones of Teriace and Shemshak (Lower Jurassic) coal formation with sandstone and fossiliferous limestones belong to this era.
- Paleogene period: starts with lower and middle Eocene limestone layers with nummulite fossil and continues with the Alborz green layers. (Green tuffs) which is an indication of submarine volcanic, eruptions and were belongs to upper Eocene.
- Quaternary period: The basaltic masses in the alluvial deposits which cover a big area in the region belong to this era.
Location within Alborz Range
| Map of central Alborz | Peaks: | 1 `Alam Kūh |
|---|---|---|
 -25 to 500 m 500 to 1500 m 1500 to 2500 m 2500 to 3500 m 3500 to 4500 m 4500 to 5671 m |
2 Āzād Kūh | 3 Damāvand |
| 4 Do Berar | 5 Do Khaharan | |
| 6 Ghal`eh Gardan | 7 Gorg | |
| 8 Kholeno | 9 Mehr Chal | |
| 10 Mīšīneh Marg | 11 Naz | |
| 12 Shah Alborz | 13 Sīālān | |
| 14 Tochal | 15 Varavašt | |
| Rivers: | 0 | |
| 1 Alamūt | 2 Chālūs | |
| 3 Do Hezār | 4 Harāz | |
| 5 Jājrūd | 6 Karaj | |
| 7 Kojūr | 8 Lār | |
| 9 Nūr | 10 Sardāb | |
| 11 Seh Hazār | 12 Shāh Rūd | |
| Cities: | 1 Āmol | |
| 2 Chālūs | 3 Karaj | |
| Other: | D Dīzīn | |
| E Emāmzādeh Hāšem | K Kandovān Tunnel | |
| * Latīān Dam | ** Lār Dam |
External links
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