scholarly journals Seasonal Health Risks Due to Zoonotic Pathogens from Hand-dug Well Water in Ohangwena and Omusati Regions of Namibia

2019 ◽  
Vol 13 (3) ◽  
pp. 1583-1593
Author(s):  
Billy McBenedict ◽  
Wilhelmina Ndapunikwa Hauwanga ◽  
Heike Wanke ◽  
Percy Maruwa Chimwamurombe ◽  
Bernard Mudenda Hang’ombe
2019 ◽  
Vol 7 (2) ◽  
pp. 115
Author(s):  
Dini Yuliansari

The well is one of the source water used for bathing, washing, and drinking by the citizens in Jiken Hamlet, Rarang Village, Terara Sub-District. Poor dug well construction conditions can affect the amount of coliform bacteria contained in the dug well water. The purpose of this study is to identify the construction of dug wells and the content of coliform bacteria in dug well water and determine the relationship between dug well construction and the content of coliform bacteria. This research is analytic with a cross sectional study design. The results were obtained from 11 samples of dug wells which were observed in construction and the coliform content was known that all samples did not requirements as good dug well construction. Coliform content test results showed that as many as 5 dug well water samples did not pass the clean water quality standards. The results of data analysis with the chi-square test variable construction of dug wells with coliform content variable  showed 0,172 > 0,05, then the concluded is the dug well not suitable to use by people in that area as a source of water for daily needs.


2021 ◽  
Vol 9 (E) ◽  
pp. 1224-1227
Author(s):  
Mulyadi Mulyadi ◽  
Zaenab Zaenab ◽  
Ain Khaer ◽  
Zrimurti Mappau ◽  
Adriyani Adam

BACKGROUND: Based on the results of laboratory examinations, initial samples taken from one of the clean water sources (dug wells) in Biringere Village, North Sinjai District, results showed that the water sample contained high enough metal ions such as Fe, Mn, hardness, and organic substances which did not meet the requirements as clean water because it still contained levels of Manganese (Mn) 1.68 mg/l. Meanwhile, for organic substances (KMnO4), it is 9876 mg/l. AIM: The purpose of the research was to determine the effectiveness of multimedia filters in improving quality of clean water from the parameters of Mn and KMnO4 in clean water sources (dug wells).. METHODS: The type of research conducted is quasi-experimental by made a filtering processing method with a “Up Flow” flow system, using media consisting of silica sand, zeolite, resin (pine resin), and active carbon in PVC tubes. The population in this study were all dug wells in North Sinjai district. The samples were dug wells located on Biringere Village, North Sinjai District. The samples examined in Center for Environmental Health and disease control of Makassar. RESULTS: The results obtained were that there was a significant change in manganese (Mn) levels of 0.49 mg/l (80.37%). Meanwhile, organic substances (MnO4) amounted to 17.38 mg/l (70.02%). CONCLUSION: Decreasing levels of manganese (Mn) in well water after going through the multimedia filter process above show that the manganese content has met the standard requirements of the Minister of Health Regulation No. 32 of 2017.


2018 ◽  
Vol 2 (2) ◽  
pp. 8-15
Author(s):  
Amyati Amyati

This study aims to identify the bacteria Escherichia coli in the water dug wells owned by residents on the banks of the gajah wong river, Kotagede-Yogyakarta. Bacteria Eschericia coli is one cause of diarrhea that need to know its existence to prevention of diarrhea. This research used descriptive analytics.The results showed, all the well water as a positive contain Eschericia Coli. The closer the distance between the well and the river, the higher the content ofEschericia.Coli. 50% of dug well water sampled is still feasible for consumption because the content of Escherichia coli is still less than 50 MPN/100ml


2017 ◽  
Vol 11 (6) ◽  
pp. 331-338 ◽  
Author(s):  
A. C. Onuigbo ◽  
C. E. Onyia ◽  
I. G. Nwosu ◽  
U. Oyeagu

Author(s):  
Rogers ◽  
Rardin ◽  
Lawlor ◽  
Chen ◽  
Borsuk

Arsenic is a naturally occurring toxic metalloid that has many human health implications. Its strong prevalence in the bedrock and thus much of the well water in New England puts many private well owners at risk. It is also found in food products, particularly those that contain rice. Despite the documented health risks, arsenic is not high on the list of concerns for residents of the region. This study will describe two types of environmental communication efforts that have been undertaken by the Dartmouth Toxic Metals Superfund Research Program (DTMSRP)—the development and evaluation of a comprehensive website, Arsenic and You, and a mental models research approach to better understand the disconnect between expert and community perceptions of arsenic risk. We find that there are knowledge gaps between the two, particularly regarding the origin of arsenic in drinking water and food, the necessity of testing well water, and the process for treating water that is above recommended limits. Moreover, the mental models approach provides a structured framework for better understanding these gaps. A website can address some of these disconnects, and it is important to have a “one-stop shop” for vetted information on the risks and steps to reduce exposure.


Geosciences ◽  
2015 ◽  
Vol 5 (1) ◽  
pp. 67-94 ◽  
Author(s):  
Margaret Eggers ◽  
Anita Moore-Nall ◽  
John Doyle ◽  
Myra Lefthand ◽  
Sara Young ◽  
...  

1983 ◽  
Vol 90 (2) ◽  
pp. 199-205 ◽  
Author(s):  
A. A. Adesiyun ◽  
J. O. Adekeye ◽  
J. U. Umoh ◽  
M. Nadarajah

SUMMARYWell water was sampled from all four major wards in Katsina town. All 20 samples taken showed high coliform counts. Sixty-five per cent contained ≥ 2400 coliforms per 100 ml while the remainder had counts ranging from 79 to 920. Faecal coliforms and non-cholera vibrios were detected in all samples. There was no significant relationship between the coliform counts and the distances of latrines to wells, water table to ground level, slope relationship between wells and latrines, the pH of water and whether the wells were left permanently open or not.Salmonellasp.,Enterobactersp. andPseudomonassp. were each isolated from about 10% of the samples, whileProteussp. was isolated from 40%,Citrobactersp. 15%,Alcaligenessp. 5% and an unidentified Gram-negative rod from 5%.Only 2 (10%) of the sampled households, representing 23 (9·6%) of the 239 people exposed to well-water had pipeborne water in addition. It was concluded that well water in Katsina town could be a human health hazard.


2019 ◽  
Vol 1 (2) ◽  
pp. 52-56
Author(s):  
Chalies Diah Pratiwi ◽  
Eka Puspitasari

Drinking water that is consumed should be clean and healthy. To avoid illness and disruption of bodily functions such as kidney function, liver, brain, teeth, and even mental disorders. Some people in Besole village still use dug well water as a source of drinking water. The geographical state of the town of Besole, Tulungagung district, is a mountainous area of marble containing lime which allows for mineral content, main calcium in the drinking water of residents. This study aims to determine the identification of urine sediments in residents who consume well water in Besole Village, Besuki District, Tulungagung Regency in 2018. This type of research is descriptive non-analytic, by determining the percentage of urine sediments that consume well water through an examination at the Pathology Laboratory STIKes Hutama Abdi Husada Tulungagung. The number of samples is 30 people, with simple random sampling technique. Based on the research conducted found the results of abnormal urine sediment percentage, ie, 6.7% leukocytes, 3.3% erythrocytes, 16.7% epithelium, 30% calcium oxalate and 3.3% bacteria. Water containing lime should be boiled, precipitated and filtered before consumption.


2021 ◽  
Vol 8 (2) ◽  
pp. 96
Author(s):  
Hagar Karlani ◽  
Fahrul Fahrul ◽  
Maria M Meiwati ◽  
Herianus Manimoy ◽  
Loth Botahala

Clean water is one of the human's main needs. Dug well water in Tombang, used for various needs. However, the dug well water has been polluted by E. Coli bacteria which is suspected to be due to the disposal of rubbish and waste carelessly and also the distance of latrines and dug wells that are very close together. Therefore it is important to do water purification using agricultural waste that is not utilized. The analysis showed that the purification of dug well water in Tombang with rice husk charcoal had reduced E. Coli bacteria by 55.6% with MPN pattern 1-0-3 so that the MPN value was 11/100 mL of sample.


2020 ◽  
Vol 6 (2) ◽  
pp. 186-195
Author(s):  
Yusdiah Sari ◽  
Nurbaity Situmorang

Clean water needs one of which can be obtained through a dug well. As for things that need to be considered in the use of dug wells that meet health requirements. This is intended to minimize the occurrence of well water contamination caused by contaminants that exist around the dug well. The purpose of conducting this research was to analyze the influence caused by the dintance of the cattle pen with the presence of total Coliform bacteria in the dug wells of Klambir Village. This study used an observational analytic method with a cross sectional design. The study were used 35 samples and it was determined by simple random sampling. The results obtained from the research that from 35 samples examined entirely contain Coliform. In detail can be explained that as much as 22 wells (62.9%) had total coliforms 50/100 ml and 13 wells (37.1%) had total coliforms ≤ 50/100 ml of water. The results of multiple logistic regression analysis showed that there was an effect of enclosure distance on total coliform in dug well water.


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