Artesian fountain in Băile Chirui

The Piatra Albă (White Stone) mineral water spring is situated in Plăieșii de Jos, in a small depression in the Eastern Carpathians, 40 km from Miercurea Ciuc and 30 km fromm Targu Secuiesc on Route 11B. The source Piatra Alba (Fehérkő, in Hungarian) with the name Saint Stephen (Szent István) received in the nineteenth century, is located on the northern edge of the village, about 5 km from the village Plăieşii de Sus (Kászonfeltíz) in the valley Piatra Alba (Fehérkő). In 1890, the spring water was chemically analyzed by Professor dr. Béla Lengyel from the University of Budapest. Is a carbonated mineral water, bicarbonated, calcium and sodium. This spring water was bottled in the period 1893-1944 as the "Székely Boorviz" ("Szekler mineral water"), administrator of the spring being Baróthy Anna from Targu Secuiesc. After nationalization in 1948, the spring was abandoned and demolished buildings. In 1977 the mineral spring was reamanajat by locals, being used until today. In a few years, through the care of the "composesorat" (partnership) Plăiesii de Jos, was renovated and a beautiful summer house was built over the spring. This spring mineral water has therapeutic indications regarding anemia, low immunity, atherosclerosis, diseases of the bladder.

The mineral water spring in Siculeni has been consumed by the locals for centuries. Mineral water, with a temperature of 23 degrees Celsius, is also suitable for spa treatments. It is recommended for the treatment of untreated hypertension, infectious diseases, heart failure as well as fever. In the form of a liquid cure it can be consumed to relieve stomach pains and excess stomach acid, or it can be used as a diuretic. The mineral water spring and its area stretches over 318 square meters, in the pool about ten people can bathe at the same time comfortably.

The volcanic chain of the Oriental Carpathians is particularly rich in mineral water. One third of the 500 localities of Romania with mineral water are located in the Szeklerland. Every third place in this region has at least one spring of mineral water. Mineral water is drinkable water which contains elements with therapeutic effects. Mineral water in Harghita-Băi that surface through the volcanic rupture lines have a high carbon dioxide and iron content. Mineral water from Harghita-Băi are recommended for cardiovascular diseases and chronic inflammation. Mineral water springs: Csipike, Vallató, Szemvíz, Lobogó At the Vallató and Lobogó springs, there are also swimming pools where you can take a foot bath. The explanation for the name of the Vallató spring (examination) is the low water temperature that does not exceed 6-7 ° C throughout the year.

At the North exit of Băile Tuşnad, at a distance of 1.25 km from the city towards Miercurea Ciuc, there is a picturesque area with several mineral water springs and a stone column (mushroom), called Red Water. The name Veresvíz (Red Water) comes from the red colour of limonite or the mineral mud that precipitates from the springs of mineral water. The Veresvíz mineral water spring has been researched by drilling, smaller and larger. The probe made in 1979 had a depth of 751 m and the water temperature varied between 13-22 ° C. (source: www.laculsfantaana.ro)

The springs in Sânsimion erupt from the flood areas of the Western and Southwest parts of the locality. Water surfaces above and has a high iron concentration and mixes with the sweet water, that has a lower level of minerals. Near the Southern boundary of the village there are three springs: Hevederfenyei, Borréti, and Lucsi. Two springs belong to the Western border, namely Aladary and Fehérföldi. In the area with the Aszópatak springs, near the locality, sometimes there are gas rashes. There are 17 known springs in the village. (source: eco-turism.ro)

Mineral water highly treasured for it's healing powers (rheumatic and cardiovascular diseases).

The Mădăraş mineral water baths are to be found on the right plain of the Olt, in the vicinity of the railway station. The bicarbonic mineral water also containing iron springs to the surface from 250 m depth. Cooled, it can also be used as table water. The Köpüs mineral water springs, from the upper course of the Minei stream, springs near the cinnabaritic area (mercury ore) at an altitude of 1200 m. It has a flow so high that it gives birth to a real stream, the so-called "Borvizes patak "- the mineral water stream. (source: www.harghita.ro)

The Lobogó mineral water spring is about 1 km from the center of Vlăhița, near the Vlăhița Health Center.

It is located at the point of union of the Tolvajos and Köves streams. The water bottled here was called Kamilla and Harghita Spring. At the end of the XIX century, near the spring there was paint grinding mill, hence the name Festő (Painter). About 400 meters from here, at 810 meters above sea level, is the Dumbrava Harghitei Swamp, which was discovered by the geologist Bányai János.