Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka

Poseben hidrološki pojav zahodnega dela kraškega masiva Javornikov so presihajoča Pivška jezera. Za celotno območje je značilna tesna povezava podzemnih in površinskih voda. V kraškem vodonosniku se vode pretakajo večinoma podzemno, ob močnejših in dolgotrajnejših padavinah pa se nivo podzemne vode...

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Main Authors: Metka Petrič, Janja Kogovšek
Format: Article
Language:English
Published: Slovenian Academy of Sciences and Arts 2016-02-01
Series:Acta Carsologica
Online Access:https://ojs.zrc-sazu.si/carsologica/article/view/255
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author Metka Petrič
Janja Kogovšek
author_facet Metka Petrič
Janja Kogovšek
author_sort Metka Petrič
collection DOAJ
description Poseben hidrološki pojav zahodnega dela kraškega masiva Javornikov so presihajoča Pivška jezera. Za celotno območje je značilna tesna povezava podzemnih in površinskih voda. V kraškem vodonosniku se vode pretakajo večinoma podzemno, ob močnejših in dolgotrajnejših padavinah pa se nivo podzemne vode dvigne in voda se na številnih mestih preliva na površje. Tako postanejo aktivni občasni kraški izviri ob reki Pivki, z vodo pa se napolnijo tudi kraške depresije in nastane večje število presihajočih kraških jezer. Nekatera se pojavljajo dokaj pogosto in imajo vodo tudi do pol leta, večinoma pa so bolj redka ali so zalita samo izjemoma v času močnejših poplav. V članku so predstavljene hidrogeološke značilnosti območja, ki se odražajo v režimu pretakanja kraške vode in načinih njenega pojavljanja na površju.   A special hydrological feature of the western part of the Javorniki karst massif is the intermittent karst lakes of Pivka. For the whole area a close connection between underground and surface water is characteristic. In the karst aquifer water flows mostly underground, but after more intensive or long-lasting precipitation the water table rises and water emerges on the surface at different locations. Intermittent karst springs along the Pivka river are activated. Also karst depressions are filled with water and several intermittent karst lakes can be formed. Some of them appear very often and contain water for up to six months, but mostly they are very rare and filled up only exceptionally in the time of big floods. In the article the hydrogeological characteristics of the area are presented, which are reflected in the flow regime of karst water and in the forms of its appearance on the surface.
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spelling doaj.art-3786458a2cf54471841a7b6fc60826782023-02-07T17:29:48ZengSlovenian Academy of Sciences and ArtsActa Carsologica0583-60501580-26122016-02-0134310.3986/ac.v34i3.255239Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of PivkaMetka Petrič0Janja Kogovšek1Inštitut za raziskovanje krasa ZRC SAZU, Titov trg 2, SI-6230 PostojnaInštitut za raziskovanje krasa ZRC SAZU, Titov trg 2, SI-6230 PostojnaPoseben hidrološki pojav zahodnega dela kraškega masiva Javornikov so presihajoča Pivška jezera. Za celotno območje je značilna tesna povezava podzemnih in površinskih voda. V kraškem vodonosniku se vode pretakajo večinoma podzemno, ob močnejših in dolgotrajnejših padavinah pa se nivo podzemne vode dvigne in voda se na številnih mestih preliva na površje. Tako postanejo aktivni občasni kraški izviri ob reki Pivki, z vodo pa se napolnijo tudi kraške depresije in nastane večje število presihajočih kraških jezer. Nekatera se pojavljajo dokaj pogosto in imajo vodo tudi do pol leta, večinoma pa so bolj redka ali so zalita samo izjemoma v času močnejših poplav. V članku so predstavljene hidrogeološke značilnosti območja, ki se odražajo v režimu pretakanja kraške vode in načinih njenega pojavljanja na površju.   A special hydrological feature of the western part of the Javorniki karst massif is the intermittent karst lakes of Pivka. For the whole area a close connection between underground and surface water is characteristic. In the karst aquifer water flows mostly underground, but after more intensive or long-lasting precipitation the water table rises and water emerges on the surface at different locations. Intermittent karst springs along the Pivka river are activated. Also karst depressions are filled with water and several intermittent karst lakes can be formed. Some of them appear very often and contain water for up to six months, but mostly they are very rare and filled up only exceptionally in the time of big floods. In the article the hydrogeological characteristics of the area are presented, which are reflected in the flow regime of karst water and in the forms of its appearance on the surface.https://ojs.zrc-sazu.si/carsologica/article/view/255
spellingShingle Metka Petrič
Janja Kogovšek
Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
Acta Carsologica
title Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
title_full Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
title_fullStr Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
title_full_unstemmed Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
title_short Hydrogeological Characteristics of the Area of Intermittent Karst Lakes of Pivka
title_sort hydrogeological characteristics of the area of intermittent karst lakes of pivka
url https://ojs.zrc-sazu.si/carsologica/article/view/255
work_keys_str_mv AT metkapetric hydrogeologicalcharacteristicsoftheareaofintermittentkarstlakesofpivka
AT janjakogovsek hydrogeologicalcharacteristicsoftheareaofintermittentkarstlakesofpivka