Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia

The Varaždin aquifer is the only source of drinking water for inhabitants of the Varaždin County. In the last decades, groundwater contamination with nitrate has become an increasing problem. Therefore, there is a need to define the origin of nitrate as the first step in groundwater remediation. The...

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Main Authors: Igor Karlović, Tamara Marković, Andrew Smith, Tjaša Kanduč
Format: Article
Language:English
Published: Elsevier 2022-12-01
Series:Data in Brief
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2352340922008915
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author Igor Karlović
Tamara Marković
Andrew Smith
Tjaša Kanduč
author_facet Igor Karlović
Tamara Marković
Andrew Smith
Tjaša Kanduč
author_sort Igor Karlović
collection DOAJ
description The Varaždin aquifer is the only source of drinking water for inhabitants of the Varaždin County. In the last decades, groundwater contamination with nitrate has become an increasing problem. Therefore, there is a need to define the origin of nitrate as the first step in groundwater remediation. The data in this article consist of δ18O and δ15N values in nitrate in groundwater, and δ15N in solid matter. Groundwater was sampled in the period from April 2018 to December 2019 at 10 different sites by pumping the wells, and directly in the gravel pit in Šijanec. Representative solid samples of plants, soil, manure, and synthetic fertilizers were collected from arable land in two field campaigns (July and October 2019). The presented dataset can be used as a baseline for identification of nitrate sources in groundwater and possible nitrate attenuation processes. The data is related to the research article “Tracking the nitrogen cycle in a vulnerable alluvial system using a multi proxy approach: case study Varaždin alluvial aquifer, Croatia.” [1].
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spelling doaj.art-bf3ee9b273b84d8cacaec2232603c31f2022-12-22T04:37:57ZengElsevierData in Brief2352-34092022-12-0145108686Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW CroatiaIgor Karlović0Tamara Marković1Andrew Smith2Tjaša Kanduč3Croatian Geological Survey, Milana Sachsa 2, 10000 Zagreb, Croatia; Corresponding author.Croatian Geological Survey, Milana Sachsa 2, 10000 Zagreb, CroatiaNational Environmental Isotope Facility, British Geological Survey, Nicker Hill, Keyworth, Nottingham NG12 5GG, UKDepartment of Environmental Sciences, Jožef Stefan Institute, Jamova Cesta 39, SI-1000 Ljubljana, SloveniaThe Varaždin aquifer is the only source of drinking water for inhabitants of the Varaždin County. In the last decades, groundwater contamination with nitrate has become an increasing problem. Therefore, there is a need to define the origin of nitrate as the first step in groundwater remediation. The data in this article consist of δ18O and δ15N values in nitrate in groundwater, and δ15N in solid matter. Groundwater was sampled in the period from April 2018 to December 2019 at 10 different sites by pumping the wells, and directly in the gravel pit in Šijanec. Representative solid samples of plants, soil, manure, and synthetic fertilizers were collected from arable land in two field campaigns (July and October 2019). The presented dataset can be used as a baseline for identification of nitrate sources in groundwater and possible nitrate attenuation processes. The data is related to the research article “Tracking the nitrogen cycle in a vulnerable alluvial system using a multi proxy approach: case study Varaždin alluvial aquifer, Croatia.” [1].http://www.sciencedirect.com/science/article/pii/S2352340922008915NitrogenStable isotopesNitrate sourcesGroundwater contaminationVaraždin aquifer
spellingShingle Igor Karlović
Tamara Marković
Andrew Smith
Tjaša Kanduč
Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
Data in Brief
Nitrogen
Stable isotopes
Nitrate sources
Groundwater contamination
Varaždin aquifer
title Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
title_full Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
title_fullStr Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
title_full_unstemmed Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
title_short Data on stable isotopic composition of δ18O and δ15N in nitrate in groundwater, and δ15N in solid matter in the Varaždin area, NW Croatia
title_sort data on stable isotopic composition of δ18o and δ15n in nitrate in groundwater and δ15n in solid matter in the varazdin area nw croatia
topic Nitrogen
Stable isotopes
Nitrate sources
Groundwater contamination
Varaždin aquifer
url http://www.sciencedirect.com/science/article/pii/S2352340922008915
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