压采下衡水西部漏斗区地下水化学演变特征及影响因素

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中图分类号：P641.2 文献标识码：A 文章编号：2097-5465（2025）03-0069-12

Chemical Evolution Characteristics and Influencing Factors of Groundwater in the Western Funnel Area of Hengshui under Exploitation Reduction

1.Hebei GEOUniversity，Shijazhuang O50031，China；2.HebeiProvince Collaborative Innovation Centerfor Sustainable UtizationofWaterResources and Optimizationof Industrial Structure，Hebei GEO University， ShijiazhuangO5031，China；3.HebeiProvincialAcademyofEcological EnvironmentalScience，Shijiazhuang050031， China

Abstract：Thisstudyappliedhydrogeochemicalmethodsandstatisticalnalsistoinvestigatethetemporalandspatialaatiosn groundwaterchemistryinthefunelareaofwesteHengshuiundertheconditionofreducedgroundwaterexploitation，alongwith thefactorsinfluencingthesechanges.Theresultsindicatedthatreducinggroundwaterexploitationslowedtherateofgroundwater leveldeclineibothdeepandshallwaquifers，withpartialrecoveryofwaterlevelsinthedeepfunnelarea.Reducinggroudwater exploitation caused the accumulation of both cations and anions（except for HCO3- ）inthe funnel area.The chemical composition of bothdeepandshallowgroundwaterwasprimarilyinfluencedbylteratingcationadsorption，swellasthedisolutionofhalite， silicaterocks，andevaporitesalts.Aditionaly，duringtheperiodofgroundwaterreductionexploitation，fluctuatinsin groundwaterdepth and therateof these fluctuations played a keyrole in the changes in water chemistry.

Keywords：groundwaterexploitationreduction；groundwaterfunnelarea；thechangeof groundwaterdynamicfield；evolutionof hydrochemical characteristics；influencing factors

来稿日期：2024-11-29 DOI：10.13937/j.cnki.hbdzdxxb.2025.03.010

基金项目：国家自然科学基金（42002251）；河北省自然科学基金（D2024403005）；大学生创新创业训练计划项目（202410077014）

作者简介：于彦博（2000一），男，河北张家口人，硕士研究生，研究方向为水文地质。（剩余12343字）