scholarly journals Effect of Landfill Leachate on Groundwater Contamination: A case study of Obio- Akpo Local Government Area, Rivers State, Nigeria

2020 ◽  
Vol 24 (8) ◽  
pp. 1369-1373
Author(s):  
A.H. Golden ◽  
S. Inichinbia

This research investigates the effect of landfill leachate on the groundwater in “Odum”, a community that plays host to a dumpsite along  Choba/Alakahia road in Obio/Akpor Local Government Area (L.G.A.) of Rivers State, Nigeria. Five vertical electrical soundings (VES) were conducted using the Schlumberger configuration and also five horizontal profiling were done using the Wenner configuration. The field data were acquired using ABEM tarrameter SAS 300C, and processed using the IP TWO WAY software. The results showed that the area is composed of sandstone, clay, laterite, sandy clay, and sand. Also, from careful analysis and interpretation of the processed data it was observed that contaminated zones have low resistivity (high conductivity). Strikingly, areas of low resistivity such as 11.9 Ωm and others with high resistivity up to greater than 1818 Ωm do exist. The results show that groundwater around this landfill contaminated area contains highly conductive leachates like sulphur, methane, ammonia gas at depths > 16 m. This indicates that the study area is not a good aquifer zone. Keywords: Resistivity, Landfill, Leachate, Groundwater, Dumpsite, Aquifer, Sounding

2020 ◽  
Vol 10 (8) ◽  
pp. 3255-3261
Author(s):  
M. E. Abbey ◽  
D. E. Onyebueke

Abstract Rivers State as the nomenclature depicts is a state richly blessed with both surface and subsurface water. As a result of this, there is less problem of water scarcity, especially in the elite cities of the state, but so many other communities due to one reason or the other still wallow in abject water scarcity. In this survey, a total of seven (7) vertical electric soundings were carried out using Schlumberger configuration at Obibi community in Omuma local government area, Rivers State, to ascertain the location and depths to aquifer. ABEM terrameter SAS 300 was used in the survey with electrode spacing AB/2 of 150 m, thus probing to a depth of about 200 m. Geoelectric software (IPI2WIN) was utilized in the plotting, iteration and interpretation of the resistivity data obtained. From the quantitative interpretation and the lithology of the areas, five different subsurface layers were delineated with their geoelectric curve given as AK, AKQ and AKH. Aquifer in these areas is highly prolific and mostly located at an average depth of 52 m.


Author(s):  
Robert J.J ◽  
Chineke T.C ◽  
Chiemeka I.U

This study focused on analyses of particulate matter generated from construction at some selected building sites in Obio-Akpo Local Government Area (latitudes 4°45'N and 4°60'N and longitudes 6°50'E and 8°00'E) Nigeria. The method of sample collection was direct deposition method under gravity. The masses of particulate matter collected from two construction sites (sampling sites 1 and 2) and a residential building for sampling site 3(control) for a period of three weeks and two days (April 19th – May 10th, 2017) were 0.06g and 0.04g for sampling sites 1and 2, while  sampling site 3 being the control was 0.02g. The Atomic Absorption Spectroscopic analyses of the particulate matter samples revealed the presence of thirty three (33) elemental components which include; beryllium(Be), sodium (Na), magnesium(Mg), aluminium(Al), potassium(K),calcium(Ca), vanadium(V), chromium (Cr 52 & Cr 53), manganese(Mn), iron (Fe), cobalt(Co), nickel(Ni), copper(Cu), zinc(Zn), arsenic(As), molybdenum(Mo 95,& Mo 98), cadmium(Cd106,Cd108 & Cd 111), silver(Ag), indium(In), tin(Sn), antimony (Sb), barium(Ba), terbium(Tb), thallium(Tl), lead(Pb), bismuth(Bi), thorium(Th), and uranium(U). A good number of research works have shown that some of these elements constitute serious health problems to man when they are inhaled or ingested, hence the need for proper safety mechanisms to be put in place in order to protect construction workers and individuals living within the environment from their harmful effects.


2021 ◽  
Vol 19 (2) ◽  
pp. 245-256
Author(s):  
Ugwu Kelechi Enyinna ◽  
◽  
Igbo Rita Chituo ◽  

This research examines the relationship between manpower training and employee development using a case study of Access Bank Plc in Obioakpor Local Government Area, Port Harcourt Metropolis Rivers State, Nigeria. A correlation survey design was adopted, data were sourced from 700 employees through a self-administered questionnaire, and the sample size was determined using the Taro Yamane method and calculated as 399. The judgmental non-probability sampling method was adopted in the distribution of the questionnaire. The correlation method was used to test the hypotheses to achieve the study objective. The findings revealed that job training has a significant positive relationship with employability skills, coaching has a significant positive relationship with employee competency. This study provides sufficient guidelines for human resources to integrate training programs into their mission statement to ensure employees are acquainted with job knowledge and skills. Future researchers are encouraged to explore this study using different industries and large sample sizes to generalize findings.


2018 ◽  
Author(s):  
LeBari Barine Gboeloh ◽  
Ike-Ihunwo Chikaire Ndamzi

ABSTRACTSoil transmitted helminthes (STHs) are common public health concern among children in Sub saharan Africa. A study to determine the prevalence and intensity of these parasites among pupils of two primary schools in Nkpor and Mgbodohia communities, Obio/Akpor Local Government Area, Rivers State, Nigeria was conducted. The formo-ether concentration technique was used to concentrate and separate the eggs and cysts from the faeces. Out of 107 pupils (56males and 51 females) investigated, 81 (75.7 %) were positive for at least one gastrointestinal helminth. The parasites identified included Ascaris lumbricoide(58.0%), Hookworms(28.4%), Trichirus trichiura(13.6%) and A.lumbricoide + T. trichiura (6.3%). Ascaris lumbricoide was significantly (P<0.05) higher in prevalence than other parasites. Although more females (54.3%) were infected than males (45.7%), there was no significance(P>0.05) difference in the prevalence in relation to sex. Of the 44 males infected, 24(54.5%), 5 (11.4%), 13(29.5%) and 2(4.5%) haboured A. lumbricoide, T. trichiura, Hookworms and mixed infection (A. lumbricoide + T. trichiura) repectively. Out of the 37 females infected, 21 (56.8%), 3(8.1%), 10(27.0%) and 3(8.1%) haboured A. lumbricoide, T. trichiura, Hookworms and mixed infection (A. lumbricoide + T. trichiura) repectively. There was no significance difference in the prevalence of A. lumbricoide and Hookworms between males (54.5%) and females (56.8%). There was significant difference in prevalence among two major age groups (5-10years-45% and 11-15years-41.9%). Children within the age group of 16-20years had the least infection (9.9%). The intensities of A.lumbricoide, T.trichiura and hookworm were 246.5, 107.5 and 187 Epg respectively. The intensity of A. lumbricoide was significantly difference than other parasites identified.Soil transmited helminthes remain a public health concern among children in the study area. Provision of portable water, toilet facilities, good education on the epidemiology of STHs and regular de-worming will enhance control measures.


Author(s):  
N. S. Amadi ◽  
U. E. Solomon

The purpose of this study was to survey the technologies used in cassava processing in Ikwerre Local Government Area of Rivers State. Specifically, the study was proposed to determine the technologies used in harvesting, peeling, grinding, extracting water, sifting and frying crushed cassava tubers into Garri. A structured questionnaire titled “Survey of technologies used in cassava processing in Ikwerre Local Government Area of Rivers State (STUCP)”.was administered to one hundred-fifty farmers in ten villages in Ikwerre Local Government Area of Rivers State, Nigeria. Data was analyzed with the use of pictorial view of the technology used in cassava processing and Statistical package for social science was used in determining the frequency, percentage and mean. The findings revealed that more need to be done in terms of the technology used in harvesting, peeling, grinding, extracting water, sifting and frying crushed cassava tubers into Garri. One of the recommendations was that technology used in cassava processing should be improved in order to boost garri production in Rivers State.


2021 ◽  
Vol 22 (2) ◽  
pp. 169-172
Author(s):  
A. R. Ajayi

The study examined the household's decision-making role in small scale goat production in Nsukka Local Government Area of Enugu State, Nigeria. Data for the study were collected from 74 households through the use of interview schedule. Frequency distributions and percentages were used in the data analysis. The findings showed that production of manure for replenishing the lost soil fertility under continuous land use was the most valuable reason for rearing goats in the area. The husbands played a larger decision-making role than their wives for certain aspects (such as goat raising initiation; health care; herd-size; planning for organizing for breedings; and grass cutting) of goat production. Implications of the findings for extension practice were presented.


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