Results 81 to 90 of about 5,513 (220)

Review of the 2020 Statewide Suitability Survey of ASR and AR for Texas Aquifers

open access: yesGroundwater, EarlyView.
Since publication in 2020, the Statewide Survey of Aquifer Suitability for Aquifer Storage and Recovery Projects or Aquifer Recharge Projects interactive map experience and method have inspired researchers, water providers, and policymakers to explore the potential of aquifer storage and recovery and aquifer recharge in Texas.
Andrea D. Croskrey   +2 more
wiley   +1 more source

A New Approach to Transforming Airborne Electromagnetic Data into Models of Sediment Type

open access: yesGroundwater, EarlyView.
A new methodology provides the relationship needed to transform electrical resistivity measurements from airborne electromagnetic surveys to sediment type. By accounting for the physics of the measurement and the quality of the driller's logs used in developing the transform, the method improves the accuracy of derived sediment type models.
Rebecca Prentice   +2 more
wiley   +1 more source

Temporal Evolution of Contaminant Mass Discharge: Effect of Source Remediation at Contaminated Sites

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract Contaminant mass discharge (CMD) is a key metric for evaluating remediation performance at contaminated sites posing a risk to groundwater. This study assesses temporal CMD trends and associated uncertainties using a geostatistical approach at a chlorinated solvent contaminated site following source zone remediation, supported by two decades ...
Anton Bøllingtoft   +4 more
wiley   +1 more source

Editoriale - Teaching hydrogeology - prologue

open access: yesAcque Sotterranee, 2013
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Giovanni Pietro Beretta
doaj  

Characteristics and mechanisms of fluorine enrichment in the geothermal water of south central Shandong Province

open access: yes地质科技通报
Objective Yishu fault zone geothermal field and central Shandong uplift geothermal field are typical geothermal fields in south central Shandong Province.
Man LI   +5 more
doaj   +1 more source

Using the Transition Assessment Teaching Assistant to Evaluate a Transition from Pump and Treat to MNA

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract At many sites, chlorinated ethenes in some of the monitoring wells remain above cleanup goals, even though the water produced by the pumped wells of the pump‐and‐treat system meets the goals. Regulators and site risk managers need tools to determine whether it is appropriate to shut‐down the pump‐and‐treat system and transition to monitored ...
John T. Wilson   +8 more
wiley   +1 more source

Anaerobic Attenuation of Diisopropyl Ether (DIPE) in Groundwater: Kinetics and Implications for Monitored Natural Attenuation

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract Diisopropyl ether (DIPE) is a branched ether used as a solvent, extractant, and gasoline additive. While aerobic biodegradation of DIPE has been documented, attenuation under anaerobic conditions (typical of groundwater impacted by petroleum hydrocarbons and fuel oxygenates) remains poorly constrained.
Sandra Dworatzek   +11 more
wiley   +1 more source

Quantitative study on vertical distribution of heat flow in Niutuozhen geothermal field, Xiong'an New Area—Evidence from heat flow determination in the Archean of D01 well

open access: yesJournal of Groundwater Science and Engineering
The karst geothermal reservoir in Xiong'an New Area is a representative example of an ancient buried hill geothermal system. However, published heat flow data are predominantly derived from the Cenozoic sedimentary cap.
Ya-hui Yao   +7 more
doaj   +1 more source

Reconnaissance‐Scale Methods for the Identification of Groundwater Discharge to Streams

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract Identifying groundwater discharge locations is critical for understanding and monitoring groundwater contributions to streams in terms of water quantity and quality. Streams and rivers are under increasing strain from factors, including increased urbanization, agricultural land use, groundwater extraction, and climate change, which can alter ...
Corey M. Zanatta   +2 more
wiley   +1 more source

Hydrogeochemical characteristics and evolution process of karst thermal reservoir in Niutuo Town geothermal field of Xiongan New Area

open access: yesShuiwen dizhi gongcheng dizhi
The Jixian System karst geothermal reservoir serves as the primary production reservoir in the Niutuozhen geothermal field, Xiongan New Area, where geothermal fluids present pronounced Na+ and Cl− enrichment coupled with \begin{document}${\mathrm{SO}}_4^{
Qiuxia ZHANG   +7 more
doaj   +1 more source

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