Lake Amara is a saltwater

Seawater

Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% . This means that every kilogram of seawater has approximately of dissolved salts . The average density of seawater at the ocean surface is 1.025 g/ml...

 fluvial liman

Liman (landform)

Liman is a name for a lake, bay, or estuary formed at the mouth of a river where flow is blocked by a bar of sediments. Liman can be maritime or fluvial .The name is used for such features found along the western and northern coast of the Black Sea, as well as along...

 lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 located on the Slobozia

Slobozia

Slobozia is the capital city of Ialomiţa County, Romania, with a population of 52,710 in 2002.-Geography:Slobozia lies roughly in the middle of the county, on the banks of Ialomita River, at ca. east of Bucharest and west of Constanţa, important port at the Black Sea...

 - Buzău

Buzau

The city of Buzău is the county seat of Buzău County, Romania, in the historical region of Wallachia. It lies near the right bank of the Buzău River, between the south-eastern curvature of the Carpathian Mountains and the lowlands of Bărăgan Plain.The city's name dates back to 376 AD when the name...

 road near Amara

Amara, Romania

Amara is a town in Ialomiţa county, Romania. It is located in Bărăgan on the shores of Lake Amara, a few kilometers north of the county capital, Slobozia. Amara was elevated to town status in 2004....

 in Ialomiţa County

Ialomita County

Ialomița is a county of Romania, in Muntenia, with the capital city at Slobozia.-Demographics:In 2002, it had a population of 296,572 and the population density was 67/km²....

, Romania

Romania

Romania is a country located at the crossroads of Central and Southeastern Europe, on the Lower Danube, within and outside the Carpathian arch, bordering on the Black Sea...

.

The lake has a surface area of 132 hectare, a water volume of 2600000 m³ (0.000623773172371145 cu mi), a length of 4 km (2.5 mi) and a width between 200 m (656.2 ft) and 800 m (2,624.7 ft) while the maximum depth reaches 3 m (9.8 ft). The lake is situated in a depression

Depression (geology)

A depression in geology is a landform sunken or depressed below the surrounding area. Depressions may be formed by various mechanisms.Structural or tectonic related:...

 having no links to the Ialomiţa River

Ialomita River

The Ialomiţa is a river of Southern Romania that rises from the Bucegi Mountains in the Carpathians and flows into the Danube.The upper reach of the river is sometimes known as Valea Obârşiei or Obârşia Ialomiţei.-Localities:...

. Because of the lack of a year-round constant fresh water supply and because of the evaporation process triggered by the dry climate, the concentration of salts in the lake is quite high. The hypertonic water

Tonicity

Tonicity is a measure of the osmotic pressure gradient of two solutions separated by a semipermeable membrane. It is commonly used when describing the response of cells immersed in an external solution...

 is rich in sulphate salts

Sulfate

In inorganic chemistry, a sulfate is a salt of sulfuric acid.-Chemical properties:...

, bicarbonate

Bicarbonate

In inorganic chemistry, bicarbonate is an intermediate form in the deprotonation of carbonic acid...

, chlorides, iodides, bromides and magnesium salts

Magnesium

Magnesium is a chemical element with the symbol Mg, atomic number 12, and common oxidation number +2. It is an alkaline earth metal and the eighth most abundant element in the Earth's crust and ninth in the known universe as a whole...

 which led to the formation of a therapeutic mud used to treat different illnesses. The general mineral concentration of the water is around 9.8g/l. The sapropelic mud

Sapropel

Sapropel is a term used in marine geology to describe dark-coloured sediments that are rich in organic matter...

 contains around 40% organic and 41% mineral substances. The mud is recommended to people with affections of the locomotory system, with gynaecologic affections

Gynaecology

Gynaecology or gynecology is the medical practice dealing with the health of the female reproductive system . Literally, outside medicine, it means "the science of women"...

 (especially sterility

Infertility

Infertility primarily refers to the biological inability of a person to contribute to conception. Infertility may also refer to the state of a woman who is unable to carry a pregnancy to full term...

) and dermatosis patients of all kinds. The mud is not recommended to people with cardiovascular disease

Cardiovascular disease

Heart disease or cardiovascular disease are the class of diseases that involve the heart or blood vessels . While the term technically refers to any disease that affects the cardiovascular system , it is usually used to refer to those related to atherosclerosis...

s, Graves' disease

Graves' disease

Graves' disease is an autoimmune disease where the thyroid is overactive, producing an excessive amount of thyroid hormones...

, asthma

Asthma

Asthma is the common chronic inflammatory disease of the airways characterized by variable and recurring symptoms, reversible airflow obstruction, and bronchospasm. Symptoms include wheezing, coughing, chest tightness, and shortness of breath...

 or infectious disease

Infectious disease

Infectious diseases, also known as communicable diseases, contagious diseases or transmissible diseases comprise clinically evident illness resulting from the infection, presence and growth of pathogenic biological agents in an individual host organism...

s.

The Amara Resort located at the shores of the lake has around 2,000 accommodation places in three hotels. At 507 rooms, the Lebăda Hotel is the largest in the resort and one of the largest hotels in the country.