The goal of this examine was to determine the aquifer parameters in Erho, Nigeria. This was completed by drilling a few test wells and three observation wells during the examine locale. Drinking water was pumped within the examination wells at a constant level while the drawdown from the observation wells was resolute as being a purpose of your time. The data attained were subjected to graphical and analytical evaluation using the Cooper-Jacob system.
In this examine the annual rainfall information of forty several years (1978-2017) for South-South, Nigeria was collected with the archive of NiMet. 3 strategies were employed for the Investigation; statistical variances between two the equal-size time scales, coefficient of variability as well as anomaly solution. The pattern Examination making use of t-exam, Sen's estimator slope and Mann Kendall were being also performed if you want to determine the trend in the rainfall variables. The effects exhibit that the distinctions in between the two usually means of the equivalent-length time scales revealed variability of seven.00mm. In the same way, the CV of rainfall was 0.
final results display that the aquifers from the review locations are of moderate to low or constrained produce. The
Water borehole failures in Nigeria's middle Benue Trough are brought on by imprecise aquifer options. This study used empirical data to comprehend hydraulic parameters, foresee regional groundwater prospective, and demonstrate borehole failures in tricky geological locations. A complete of 89 VES stations and quantitative data interpretation were expected to find out the geoelectric properties beneath each station. Aquifer layers had been delineated and their resistivity and thickness ended up combined using geo-atmosphere certain relations to yield transmissivity and hydraulic conductivity for equally basement sophisticated and sedimentary environments. Benefits exhibit that aquifer resistivity ranges from 4.
Rainfall in Nigeria is extremely dynamic and variable with a temporal and spatial scale. This has taken a more pronounced dimension as a consequence of weather alter. On this paper, Typical Precipitation Index (SPI) and Coefficient of Variability statistical equipment ended up employed to analyse rainfall tendencies and styles in Abuja concerning 1986 and 2016.
Estimates of aquifer transmissivity from certain ability info of drinking water wells from seventy (70) destinations
The calendar year 1980 and 2012 ended up characterized by quite damp issue and 2009 with reasonably damp ailment. The result of the Pearson Minute Correlation was insignificant implying that rising rainfall qualities is not the significant cause of flooding during the basin. Other important elements that can influence flooding in Makurdi drainage basin involve inflow from vast catchment / Lagdo Dam in Cameroun and urbanization. The examine recommends that Federal Government checking businesses such as NIHSA and NIMET really should make improvements to on their precision with regards to river discharge and Severe rainfall data and predictions and to also focus on major local flood vulnerability spots for precision and prioritization of landuse.
NIJOTECH enables open accessibility for distribution on the released content in almost any media As long as complete (not portion) of article content are distributed.
History: Polyparasitism is prevalent in rural communities in the producing world, and This is a major problem for public health and fitness. The goal of the research is to analyze the co-an infection of intestinal parasites and urinary schistosomiasis among school-aged young children in two regional authorities areas of Benue State. Techniques: This analyze gathered 452 stool and urine samples from randomly selected members and examined them making use of 3 approaches - immediate damp mount, formol ether focus, and urine sedimentation. The researchers also utilized questionnaires to assess possibility factors connected to the samples. The information was then analyzed utilizing the Chi-square statistical examination to identify any considerable associations amongst the varied elements examined. Final results: The study identified that 29.0% from the 452 randomly selected members had been infected with not less than a single parasite. 17.three% on the infected had been male, while 11.7% were being feminine.
The issues relating to international warming/local weather modify cannot be over emphasized as it impacts practically just about every Element of Are living. The pattern of rainfall in Nigeria applying data on the standard rainfall for a duration of eleven yrs was examined. The end result confirmed a continual boost in the sample of rainfall for your period of five years throughout the time period under study. Nonetheless the pattern was inconsistence for the remaining calendar year with some sort of fluctuations. Sequence plot showed a clear presence of pattern with the peak period of time remaining the seventh yr akin to 2008 throughout the period under study.
AJOL is often a Non Financial gain Organisation that cannot operate without donations. AJOL as well as many African and international researchers who rely on our no cost expert services are deeply grateful for the contribution.
Provision of publish development aid (PCS) providers to state water authorities in Nigeria: constraints and the best way forward
In this particular review, we have coupled area geophysical technique with pumping examination outcomes to provide a inexpensive and economical substitute in aquifer parameter estimation. Vertical Electrical Sounding (VES) was carried out at 40 web-sites within the examine space to the identification of your vertical variation in subsurface lithology and to the characterization with the aquifer system on the examine spot. The interpretation of the VES information uncovered three to 5 geoelectric models Using the depth to aquifer varying from 7 to 108m and the resistivity on the saturated layer different concerning 42.
Most pumping exams are interpreted utilizing the classical Theis assumption of enormous-scale homogeneity with many Akpen state Benue corrections to account for early time actions of drawdown curves. When drawdowns are plotted compared to log time, late time knowledge usually delineate a straight line, that's in keeping with Jacob's approximation of Theis' Remedy but may well feel shocking in look at in the heterogeneity of all-natural media. The intention of our work is to indicate that Jacob's strategy leads to an excellent approximation of the powerful transmissivity of heterogeneous media when constrained to late time data. An assessment of several multiwell pumping checks demonstrates that when drawdown curves from Each and every observation properly are interpreted individually, they deliver pretty identical transmissivity T estimates.