scholarly journals Physico-chemical characteristics of borehole water quality in Gassol Taraba State, Nigeria

2015 ◽  
Vol 9 (2) ◽  
pp. 143-154 ◽  
Author(s):  
Adekola Olalekan ◽  
Bashir Abubakar ◽  
Kasimu Abdul Mumini
Author(s):  
Valens Habimana ◽  
Antoine Nsabimana

Rwanda possesses multiple lakes, whose properties were rarely described. The present study assessed physico-chemical characteristics of water in Burera and Ruhondo lakes located in highly populated area with steep slopes, which are under extensive agriculture, thus water quality monitoring is important. Both lakes were alkaline with high content of Mg, while Ruhondo had higher electrical conductivity than Burera. Phosphorus and nitrogen exceeded Class III EPA standards indicating that both lakes are at risk of eutrophication. Keywords: water quality, lakes Burera and Ruhondo, Rwanda


2014 ◽  
Vol 6 (2) ◽  
pp. 816-824
Author(s):  
S. P. S. Dutta

Water quality characteristics, MPN index/100ml, and zooplankton of sacred Devak stream, Udhampur were analyzed during February, 2010 to January, 2011. Various water quality parameters showed a well marked seasonal variation including MPN index/100 ml which remained above 240 during all the observations. Zooplanktons comprising of 46 species showed qualitative dominance of protozoa (33 species) followed by rotifera (7 species), annelida (2 species) and insecta (1 species), water nematoda, turbellaria (1 species) and cysts. Zooplankton was qualitatively and quantitatively poor/absent during monsoon floods (June to September) and was diversified and rich during February to May. Comparison of water utility parameters and MPN count/100 ml with national and international agencies suggested that water of this stream was not fit for consumption.


2017 ◽  
Vol 63 ◽  
pp. 34-41 ◽  
Author(s):  
Norzeda B. Angagao ◽  
Maria Alma D. Quiao ◽  
Elnor C. Roa ◽  
Grace I. Prado

This paper aimed at underlying some physico-chemical characteristics of the water of Lake Lanao at Poona-bayabao, Lanao Del Sur during the first quarter of 2015, by evaluating a total of eight (8) water quality parameters. Physical parameters were temperature, depth, transparency, and total suspended solids. On the other hand, the chemical parameters were pH, dissolved oxygen, phosphate and nitrate. Three sampling stations were considered in the study. Community’s knowledge, perceptions, and attitudes towards the utilization and condition of the lake were also evaluated through interview. Results showed that all assessed physico-chemical parameters still conformed to the Philippines standards set by Department of Environment and Natural Resources (DENR) for fresh surface water as Class A as for the year 2015. One-way Anova showed no significant difference in the overall average of the physico-chemical characteristics in the three sampling stations of Lake Lanao (p > 0.05). With the results obtained, the Lake can still be a source of water supply that require complete treatment in order to meet National Standards for Drinking Water (NSDW) of the Philippines, within the year of the conduct of the study. For the assessment of community’s knowledge, perceptions, and attitudes, Kruskal-Wallis test showed that the knowledge, perceptions, and attitudes are not significantly different in terms of stations. A more comprehensive and wider range monitoring is recommended for future study about the lake.


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