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Salud pública Méx ; 37(3): 236-239, mayo-jun. 1995. tab
Article in Spanish | LILACS | ID: lil-167364

ABSTRACT

Para determinar la calidad microbiológica del agua potable de la ciudad de Mérida, Yucatán, México, se analizaron 383 pares de muestras (dos por domicilio). De éstas, 364 (95 por ciento) muestras de las llaves exteriores y 283 (73.89 por ciento) de las interiores cumplieron las normas microbiológicas. La calidad del agua distribuida es aceptable, excepto en la zona de influencia de la planta Mérida III, en donde se encontró contaminación con mesofílicos aerobios en 21.7 por ciento de las muestras. El agua intradomiciliaria mantiene la calidad y solamente en la zona de influencia de la planta Mérida I se observó contaminación de probable origen fecal en 4.8 por ciento de las muestras


With the aim of knowing the microbiological quality of drinking water in Merida, Yucatan, 383 paired samples of drinking water (two per house) were studied. Three hundred sixty four (95%) city water system samples and 283 (73.89%) tap water samples met the microbiological standards for drinking water. It was concluded that microbiological quality of drinking water from the city water system is satisfactory, except for the water system district Merida III, which has a significant aerobic plate count contamination level (21.7% of the samples). Domestic storage systems preserve water quality, with the exception of district Merida I, which has the highest level of contamination (4.8% of the samples) possibly from sewage water and fecal sources.


Subject(s)
Water Supply , Mexico , Water Pollution , Water Microbiology
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