Results 11 to 20 of about 6,920 (228)

Chemical disinfection of secondary municipal wastewater effluents: Optimizing CT dose and tailing effects through high-intensity mixing. [PDF]

open access: yesWater Environ Res
The study examined how mixing intensity affects coliform inactivation in municipal wastewater disinfection, resulting higher mixing required lower chlorine doses. Coliform inactivation models incorporating the velocity gradient was proposed and validated against batch and pilot data, offering predictive insights on CT doses needed to meet regulatory ...
Fallah N   +6 more
europepmc   +2 more sources

Microbiological Quality of Drinking Water and Food in a Rural Community [PDF]

open access: yesNature Environment and Pollution Technology, 2023
Safe water and food are essential for good human health. The contamination of water with infected fecal bacteria is common in areas with poor standards of hygiene and sanitation.
Y. Rapeepan, P. Piyabhorn, P. Phatcharaporn and S. Theethawat
doaj   +1 more source

Identification of Factors Influencing the Presence of Fecal Coliforms in Densely Populated Areas with Centralized Wastewater Treatment Systems

open access: yesJurnal Kesehatan Lingkungan, 2023
Introduction: Tegal Panggung is a high population density sub-district of 26,326 inhabitants/km2. Most residents utilize wells to meet their water demands, but fecal coliform bacteria were found in several wells at Tegal Panggung.
Syafira Bunga Az Zahra   +3 more
doaj   +1 more source

Kapasitas Asimilasi BOD, COD, Fecal Coli dan MBAS Pemantauan Kualitas Air Desa Teratak Buluh Sungai Kampar Provinsi Riau

open access: yesRekayasa Hijau: Jurnal Teknologi Ramah Lingkungan, 2023
ABSTRAK Daerah Aliran Sungai (DAS) Kampar berhulu di provinsi Sumatera Barat, dan bermuara di Teluk Meranti Kabupaten Pelalawan. Aliran air sungai melewati pemukiman masyarakat sehingga sangat bermanfaat untuk keperluan rumah tangga, penangkapan ikan ...
Monalisa - Hasibuan   +4 more
doaj   +1 more source

Using Multivariate Linear Regression for Biochemical Oxygen Demand Prediction in Waste Water [PDF]

open access: yesApplied Computing and Intelligence, 2024, 4(2): 125-137., 2022
There exist opportunities for Multivariate Linear Regression (MLR) in the prediction of Biochemical Oxygen Demand (BOD) in waste water, using the diverse water quality parameters as the input variables. The goal of this work is to examine the capability of MLR in prediction of BOD in waste water through four input variables: Dissolved Oxygen (DO ...
arxiv   +1 more source

Occurrence of Coliforms, Fecal Coliforms, and Streptococci on Vegetation and Insects [PDF]

open access: yesApplied Microbiology, 1964
This study considers the sanitary significance of coliforms, fecal coliforms, and streptococci isolated from 152 species of plants and 40 samples of insects. These specimens were collected from various ecological environments and grouped into several categories.
Geldreich Ee   +2 more
openaire   +3 more sources

The influence of the Environmental Quality Incentives Program on local water quality

open access: yesAmerican Journal of Agricultural Economics, Volume 105, Issue 1, Page 27-51, January 2023., 2023
Abstract The Environmental Quality Incentives Program (EQIP) is the primary conservation program on working agricultural land. The United States Department of Agriculture obligated over $15 billion through EQIP cost‐sharing contracts during the fiscal years 2009–2019.
Pengfei Liu, Yu Wang, Wei Zhang
wiley   +1 more source

A sewage management proposal for Luruaco lake, Colombia [PDF]

open access: yesEnvironmental Engineering Science, v. 38, n. 12, p. 1140-1148, 2021, 2022
This study presents numerical simulations of faecal coliforms dynamics in Luruaco lake, located in Atl\'antico Department, Colombia. The velocity field is obtained through a two-dimensional horizontal (2DH) model of Navier-Stokes equations system. The transport equation of faecal coliforms concentration is provided from a convective-diffusive-reactive ...
arxiv   +1 more source

A review of bacterial disease outbreaks in rainbow trout (Oncorhynchus mykiss) reported from 2010 to 2022

open access: yesJournal of Fish Diseases, EarlyView., 2023
Abstract Outbreaks of bacterial infections in aquaculture have emerged as significant threats to the sustainable production of rainbow trout (Oncorhynchus mykiss) worldwide. Understanding the dynamics of these outbreaks and the bacteria involved is crucial for implementing effective management strategies. This comprehensive review presents an update on
Muhammed Duman   +3 more
wiley   +1 more source

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