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643 Results Found

  • Article
  • Open Access
14 Citations
4,238 Views
25 Pages

Designing an Optimized Water Quality Monitoring Network with Reserved Monitoring Locations

  • Xiaohui Zhu,
  • Yong Yue,
  • Prudence W.H. Wong,
  • Yixin Zhang and
  • Hao Ding

6 April 2019

The optimized design of water quality monitoring networks can not only minimize the pollution detection time and maximize the detection probability for river systems but also reduce redundant monitoring locations. In addition, it can save investments...

  • Article
  • Open Access
5 Citations
5,009 Views
19 Pages

Optimum Water Quality Monitoring Network Design for Bidirectional River Systems

  • Xiaohui Zhu,
  • Yong Yue,
  • Prudence W. H. Wong,
  • Yixin Zhang and
  • Jianhong Tan

Affected by regular tides, bidirectional water flows play a crucial role in surface river systems. Using optimization theory to design a water quality monitoring network can reduce the redundant monitoring nodes as well as save the costs for building...

  • Article
  • Open Access
4 Citations
5,558 Views
24 Pages

Evaluation of LoRa Network Performance for Water Quality Monitoring Systems

  • Syarifah Nabilah Syed Taha,
  • Mohamad Sofian Abu Talip,
  • Mahazani Mohamad,
  • Zati Hakim Azizul Hasan and
  • Tengku Faiz Tengku Mohmed Noor Izam

14 August 2024

Conserving water resources from scarcity and pollution is the basis of water resource management and water quality monitoring programs. However, due to industrialization and population growth in Malaysia, which have resulted in poor water quality in...

  • Article
  • Open Access
5 Citations
4,497 Views
17 Pages

Integrated Low-Cost Water Quality Monitoring System Based on LoRa Network

  • Ioannis Georgantas,
  • Spyridon Mitropoulos,
  • Stylianos Katsoulis,
  • Ioannis Chronis and
  • Ioannis Christakis

21 February 2025

Water quality is crucial for public health, especially in areas with water scarcity, such as remote islands. Although reliable measuring devices are available, on-site manual testing, such as in water tanks, is still necessary. In order to determine...

  • Article
  • Open Access
23 Citations
5,281 Views
21 Pages

5 February 2020

Although river water quality monitoring (WQM) networks play an important role in water management, their effectiveness is rarely evaluated. This study aims to evaluate and optimize water quality variables and monitoring sites to explain the spatial a...

  • Article
  • Open Access
8 Citations
4,426 Views
16 Pages

The fresh water in rivers beneath the Earth’s surface is as significant to humans as that on the surface. However, the water quality is difficult to monitor due to its unapproachable nature. In this work, we consider building networks to monitor wate...

  • Article
  • Open Access
35 Citations
6,422 Views
22 Pages

25 June 2019

Water quality indices that describe the status of water are commonly used in freshwater vulnerability assessment. The design of river water quality monitoring programs has always been a complex process and despite the numerous methodologies employed...

  • Article
  • Open Access
56 Citations
6,560 Views
20 Pages

31 May 2021

Accurate real-time water quality prediction is of great significance for local environmental managers to deal with upcoming events and emergencies to develop best management practices. In this study, the performances in real-time water quality foreca...

  • Article
  • Open Access
24 Citations
5,317 Views
11 Pages

15 September 2017

The monitoring network for a river system is designed to provide information about water quantity and quality. The development of Watershed Protection Plans and Total Maximum Daily Loads require systematic monitoring of waterbodies. In this study, op...

  • Article
  • Open Access
4 Citations
4,439 Views
23 Pages

Wireless Dynamic Sensor Network for Water Quality Monitoring Based on the IoT

  • Mauro A. López-Munoz,
  • Richard Torrealba-Melendez,
  • Cesar A. Arriaga-Arriaga,
  • Edna I. Tamariz-Flores,
  • Mario López-López,
  • Félix Quirino-Morales,
  • Jesus M. Munoz-Pacheco and
  • Fernando López-Marcos

Water is a critical resource for human survival worldwide, and its availability and quality in natural reservoirs such as lakes and rivers must be monitored. In that way, wireless dynamic sensor networks can help monitor water quality. These networks...

  • Article
  • Open Access
1 Citations
1,686 Views
17 Pages

Implementation of a Dynamic LoRa Network for Real-Time Monitoring of Water Quality

  • Kevin Joel Berrio Quintanilla,
  • Pamela Lorena Huayta Cosi,
  • Jorge Leonardo Huarca Quispe,
  • Juan Carlos Cutipa Luque and
  • Juan Pablo Julca Avila

15 August 2025

Water quality is a key factor in environmental and agronomic sustainability. Due to the influence of human activity and industrial development, the composition of rivers or lakes can experience significant variations both immediately and over time. I...

  • Article
  • Open Access
28 Citations
6,275 Views
17 Pages

Clustering of Time Series Water Quality Data Using Dynamic Time Warping: A Case Study from the Bukhan River Water Quality Monitoring Network

  • Seulbi Lee,
  • Jaehoon Kim,
  • Jongyeon Hwang,
  • EunJi Lee,
  • Kyoung-Jin Lee,
  • Jeongkyu Oh,
  • Jungsu Park and
  • Tae-Young Heo

27 August 2020

It is essential to monitor water quality for river water management because river water is used for various purposes and is directly related to the health and safety of a population. Proper network installation and removal is an important part of wat...

  • Article
  • Open Access
23 Citations
9,983 Views
24 Pages

19 November 2015

Online monitoring and water quality analysis of lakes are urgently needed. A feasible and effective approach is to use a Wireless Sensor Network (WSN). Lake water environments, like other real world environments, present many changing and unpredictab...

  • Article
  • Open Access
6 Citations
3,534 Views
16 Pages

10 March 2022

The economic development, livelihood and drinking water of millions of people in the central plateau of Iran depend on the Qarah-Chay River, but due to a lack of inappropriate monitoring, it has been exposed to destruction and pollution. Consequently...

  • Article
  • Open Access
58 Citations
11,432 Views
16 Pages

A Self-Powered Wireless Water Quality Sensing Network Enabling Smart Monitoring of Biological and Chemical Stability in Supply Systems

  • Marco Carminati,
  • Andrea Turolla,
  • Lorenzo Mezzera,
  • Michele Di Mauro,
  • Marco Tizzoni,
  • Gaia Pani,
  • Francesco Zanetto,
  • Jacopo Foschi and
  • Manuela Antonelli

19 February 2020

A smart, safe, and efficient management of water is fundamental for both developed and developing countries. Several wireless sensor networks have been proposed for real-time monitoring of drinking water quantity and quality, both in the environment...

  • Article
  • Open Access
6 Citations
2,973 Views
19 Pages

Assessment of the Potential of Coordinating Two Interacting Monitoring Networks within the Lerma-Santiago Hydrologic System in Mexico

  • Misael Sebastián Gradilla-Hernández,
  • Diego Díaz-Vázquez,
  • Carlos Yebra-Montes,
  • Alberto Fernández del Castillo,
  • Harvey Shear,
  • Alejandro Garcia-Gonzalez,
  • José de Anda and
  • Marisa Mazari-Hiriart

25 May 2022

Water quality monitoring networks in the global south often display inefficiencies because monitoring strategies are frequently designed based on subjective professional judgments to define the temporal and spatial attributes of the networks, leading...

  • Article
  • Open Access
135 Citations
16,685 Views
21 Pages

On the Use of an IoT Integrated System for Water Quality Monitoring and Management in Wastewater Treatment Plants

  • Ramón Martínez,
  • Nuria Vela,
  • Abderrazak el Aatik,
  • Eoin Murray,
  • Patrick Roche and
  • Juan M. Navarro

12 April 2020

The deteriorating water environment demands new approaches and technologies to achieve sustainable and smart management of urban water systems. Wireless sensor networks represent a promising technology for water quality monitoring and management. The...

  • Article
  • Open Access
3 Citations
3,997 Views
15 Pages

Initial Deployment of a Mobile Sensing System for Water Quality in Urban Canals

  • Drew Meyers,
  • Qinmin Zheng,
  • Fábio Duarte,
  • Carlo Ratti,
  • Harold F. Hemond,
  • Marcel van der Blom,
  • Alex W.C. van der Helm and
  • Andrew J. Whittle

12 September 2022

Although water quality has extensively improved over the last decade, recreational uses of the canal network in Amsterdam are limited by variations in water quality associated with stormwater runoff and episodic harmful algal blooms. The current syst...

  • Article
  • Open Access
6 Citations
3,660 Views
23 Pages

9 March 2020

The semi-enclosed estuary is very susceptible to changes in the physical and environmental characteristics of the inflow from the land. Therefore, continuous and comprehensive monitoring of such changes is necessary for managing the estuary. Neverthe...

  • Article
  • Open Access
1 Citations
4,266 Views
15 Pages

17 May 2019

Changes in water level between the mainstems and tributaries of a river can create backflow effects that alter the representativeness of water-quality monitoring data. In South Korea, 16 multi-functional weirs intended to manage water levels were con...

  • Article
  • Open Access
7 Citations
4,055 Views
15 Pages

16 March 2020

The article presents a new methodology for the selection of the water quality monitoring sensor locations using the water quality model created by means of the EPANET 2.0 software (United States Environmental Protection Agency (USEPA), Durham, NC, US...

  • Article
  • Open Access
19 Citations
4,256 Views
21 Pages

24 September 2020

IoT (Internet of Things)-based remote monitoring and controlling applications are increasing in dimensions and domains day by day. Sensor-based remote monitoring using a Wireless Sensor Network (WSN) becomes challenging for applications when both tem...

  • Proceeding Paper
  • Open Access
1,127 Views
7 Pages

15 November 2023

The AQUASENSE project is a multi-site Innovative Training Network (ITN) that focuses on water and food quality monitoring by using Internet of Things (IoT) technologies. This paper presents the communication system suitable for supporting the polluti...

  • Article
  • Open Access
7 Citations
6,424 Views
11 Pages

A Feasibility Study on the Simultaneous Sensing of Turbidity and Chlorophyll a Concentration Using a Simple Optical Measurement Method

  • Ryota Isoyama,
  • Manami Taie,
  • Tomoaki Kageyama,
  • Masashi Miura,
  • Akihiro Maeda,
  • Akihiro Mori and
  • Sang-Seok Lee

1 April 2017

We have been developing a wireless sensor network system to monitor the quality of lake water in real time. It consists of a sensor module and a system module, which includes communication and power modules. We have focused on pH, turbidity and chlor...

  • Article
  • Open Access
47 Citations
6,226 Views
31 Pages

14 May 2020

The protection of water resources is of paramount importance to human beings’ practical lives. Monitoring and improving water quality nowadays has become an important topic. In this study, a novel Bayesian probabilistic neural network (BPNN) im...

  • Article
  • Open Access
12 Citations
3,653 Views
18 Pages

23 December 2023

Water scarcity and quality deterioration, driven by rapid population growth, urbanization, and intensive industrial and agricultural activities, emphasize the urgency for effective water management. This study aims to develop a model to comprehensive...

  • Article
  • Open Access
40 Citations
10,443 Views
28 Pages

20 January 2020

Protection of water environments is an important part of overall environmental protection; hence, many people devote their efforts to monitoring and improving water quality. In this study, a self-adapting selection method of multiple artificial neura...

  • Article
  • Open Access
39 Citations
5,640 Views
21 Pages

13 April 2018

This work presents a new approach to the maximization of energy and throughput in a wireless sensor network (WSN), with the intention of applying the approach to water-quality monitoring. Water-quality monitoring using WSN technology has become an in...

  • Technical Note
  • Open Access
18 Citations
7,850 Views
15 Pages

Proposal of a Method to Determine the Correlation between Total Suspended Solids and Dissolved Organic Matter in Water Bodies from Spectral Imaging and Artificial Neural Networks

  • Maurício R. Veronez,
  • Lucas S. Kupssinskü,
  • Tainá T. Guimarães,
  • Emilie C. Koste,
  • Juarez M. Da Silva,
  • Laís V. De Souza,
  • William F. M. Oliverio,
  • Rogélio S. Jardim,
  • Ismael É. Koch and
  • Jonas G. De Souza
  • + 4 authors

9 January 2018

Water quality monitoring through remote sensing with UAVs is best conducted using multispectral sensors; however, these sensors are expensive. We aimed to predict multispectral bands from a low-cost sensor (R, G, B bands) using artificial neural netw...

  • Article
  • Open Access
28 Citations
9,499 Views
28 Pages

A Neural Network Approach to Smarter Sensor Networks for Water Quality Monitoring

  • Edel O’Connor,
  • Alan F. Smeaton,
  • Noel E. O’Connor and
  • Fiona Regan

10 April 2012

Environmental monitoring is evolving towards large-scale and low-cost sensor networks operating reliability and autonomously over extended periods of time. Sophisticated analytical instrumentation such as chemo-bio sensors present inherent limitation...

  • Article
  • Open Access
7 Citations
4,153 Views
13 Pages

30 October 2019

Wireless sensor networks (WSNs) are susceptible to faults in sensor data. Outlier detection is crucial for ensuring the quality of data analysis in WSNs. This paper proposes a novel improved support vector data description method (ID-SVDD) to effecti...

  • Article
  • Open Access
20 Citations
4,789 Views
16 Pages

9 November 2018

For monitoring the aquaculture parameters in pond with wireless sensor networks (WSN), high accuracy of fault detection and high precision of error correction are essential. However, collecting accurate data from WSN to server or cloud is a bottlenec...

  • Article
  • Open Access
45 Citations
6,525 Views
14 Pages

5 November 2017

Power management is crucial in the monitoring of a remote environment, especially when long-term monitoring is needed. Renewable energy sources such as solar and wind may be harvested to sustain a monitoring system. However, without proper power mana...

  • Article
  • Open Access
44 Citations
16,641 Views
22 Pages

30 April 2024

Traditional laboratory-based water quality monitoring and testing approaches are soon to be outdated, mainly because of the need for real-time feedback and immediate responses to emergencies. The more recent wireless sensor network (WSN)-based techni...

  • Technical Note
  • Open Access
7 Citations
4,218 Views
23 Pages

A New Automatic Monitoring Network of Surface Waters in Greece: Preliminary Data Quality Checks and Visualization

  • Yiannis Panagopoulos,
  • Anna Konstantinidou,
  • Konstantinos Lazogiannis,
  • Anastasios Papadopoulos and
  • Elias Dimitriou

20 February 2021

The monitoring of surface waters is of fundamental importance for their preservation under good quantitative and qualitative conditions, as it can facilitate the understanding of the actual status of water and indicate suitable management actions. Ta...

  • Proceeding Paper
  • Open Access
1 Citations
800 Views
4 Pages

Surveillance Response Systems (SRSs) have been deployed in Water Distribution Networks (WDNs) to detect various contamination events. However, in WDNs, some contaminants may remain undetected by an SRS due to the specificity of online water quality m...

  • Article
  • Open Access
1 Citations
3,255 Views
22 Pages

22 November 2024

Various groups of contaminants can be found in water intended for human consumption, such as bacteria, viruses, chemicals, and heavy metals. Many of these contaminants can cause serious health problems, so it is extremely important to ensure that wat...

  • Article
  • Open Access
4 Citations
2,596 Views
23 Pages

3 November 2023

Water quality monitoring systems that are enabled by the Internet of Things (IoT) and used in water applications to collect and transmit water data to data processing centers are often resource-constrained in terms of power, bandwidth, and computatio...

  • Review
  • Open Access
85 Citations
14,782 Views
48 Pages

21 March 2022

Water features (e.g., water quantity and water quality) are one of the most important environmental factors essential to improving climate-change resilience. Remote sensing (RS) technologies empowered by artificial intelligence (AI) have become one o...

  • Article
  • Open Access
1 Citations
1,591 Views
24 Pages

AI-Driven Monitoring for Fish Welfare in Aquaponics: A Predictive Approach

  • Jorge Saúl Fandiño Pelayo,
  • Luis Sebastián Mendoza Castellanos,
  • Rocío Cazes Ortega and
  • Luis G. Hernández-Rojas

3 October 2025

This study addresses the growing need for intelligent monitoring in aquaponic systems by developing a predictive system based on artificial intelligence and environmental sensing. The goal is to improve fish welfare through the early detection of adv...

  • Article
  • Open Access
25 Citations
6,706 Views
17 Pages

Linking Forest Cover to Water Quality: A Multivariate Analysis of Large Monitoring Datasets

  • Delphine Brogna,
  • Adrien Michez,
  • Sander Jacobs,
  • Marc Dufrêne,
  • Caroline Vincke and
  • Nicolas Dendoncker

1 March 2017

Forested catchments are generally assumed to provide higher quality water. However, this hypothesis must be validated in various contexts as interactions between multiple land use and land cover (LULC) types, ecological variables and water quality va...

  • Article
  • Open Access
15 Citations
4,297 Views
19 Pages

29 February 2020

Water Utilities (WU) are responsible for supplying water for residential, commercial and industrial use guaranteeing the sanitary and quality standards established by different regulations. To assure the satisfaction of such standards a set of qualit...

  • Article
  • Open Access
3 Citations
3,050 Views
16 Pages

1 August 2019

This study addresses the problem of identifying the source location of a contaminant spill in a river system when a sensor network returns observations containing random measurement errors. To solve this problem, we suggest a new framework comprising...

  • Article
  • Open Access
26 Citations
6,877 Views
19 Pages

Water Quality and Hydromorphological Variability in Greek Rivers: A Nationwide Assessment with Implications for Management

  • Konstantinos Stefanidis,
  • George Papaioannou,
  • Vassiliki Markogianni and
  • Elias Dimitriou

13 August 2019

European rivers are under ecological threat by a variety of stressors. Nutrient pollution, soil erosion, and alteration in hydrology are considered the most common problems that riverine ecosystems are facing today. Not surprisingly, river monitoring...

  • Article
  • Open Access
11 Citations
2,529 Views
20 Pages

Data Augmentation for a Virtual-Sensor-Based Nitrogen and Phosphorus Monitoring

  • Thulane Paepae,
  • Pitshou N. Bokoro and
  • Kyandoghere Kyamakya

17 January 2023

To better control eutrophication, reliable and accurate information on phosphorus and nitrogen loading is desired. However, the high-frequency monitoring of these variables is economically impractical. This necessitates using virtual sensing to predi...

  • Proceeding Paper
  • Open Access
810 Views
5 Pages

Investigating the Efficacy of Topological Methods for Optimal Sensor Placement in Water Distribution Systems

  • Ludovica Palma,
  • Armando Di Nardo,
  • Fatemeh Hatam,
  • Giovanni Francesco Santonastaso and
  • Michèle Prévost

10 September 2024

Water-distribution networks (WDNs) are vital infrastructure that are exposed to the risk of contamination. Several factors contribute to this risk, including insufficient pressure, contamination in water storage tanks and more. Sensor systems are cru...

  • Article
  • Open Access
3 Citations
2,196 Views
22 Pages

Development of a Platform for Monitoring the Levels of Dispersed Oxygen in River Components of a Water Supply Micro Basin Using Programmable Microcontrollers

  • Rubens Zenko Sakiyama,
  • Emilio Soitsi Junior Zukeram,
  • Linnyer Beatrys Ruiz and
  • Cid Marcos Gonçalves Andrade

21 June 2023

The Internet of Things (IoT) has become widespread. Widely used worldwide, it already penetrates all spheres of life, and its symbiosis with the environment has become increasingly important and necessary. IoT in life sciences has gained much importa...

  • Article
  • Open Access
50 Citations
11,641 Views
24 Pages

Use of a Real-Time Remote Monitoring Network (RTRM) to Characterize the Guadalquivir Estuary (Spain)

  • Gabriel Navarro,
  • Isabel Emma Huertas,
  • Eduardo Costas,
  • Susana Flecha,
  • Manuel Díez-Minguito,
  • Isabel Caballero,
  • Victoria López-Rodas,
  • Laura Prieto and
  • Javier Ruiz

1 February 2012

The temporal variability of hydrological variables in the Guadalquivir estuary was examined during three years through a real-time remote monitoring network (RTRM). The network was developed with the aim of studying the influence of hydrodynamical an...

  • Article
  • Open Access
1,295 Views
20 Pages

An Open-Source Educational Platform for Multi-Sensor Environmental Monitoring Applications

  • Gianluca Cornetta,
  • Souhail Fatimi,
  • Arfan Kochaji,
  • Omar Moussa,
  • Majed Saleh Almaleky,
  • Mimoun Lamrini and
  • Abdellah Touhafi

15 October 2025

This paper introduces an innovative open-source hardware platform designed for multi-sensor environmental monitoring, rooted in the outcomes of the “Smart Water” project. The primary objective of this platform is to facilitate advanced PC...

  • Review
  • Open Access
689 Views
24 Pages

Federated Learning for Environmental Monitoring: A Review of Applications, Challenges, and Future Directions

  • Tymoteusz Miller,
  • Irmina Durlik,
  • Ewelina Kostecka and
  • Arkadiusz Puszkarek

29 November 2025

Federated learning (FL) is emerging as a pivotal paradigm for environmental monitoring, enabling decentralized model training across edge devices without exposing raw data. This review provides the first structured synthesis of 361 peer-reviewed stud...

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