[Report 1969] / Medical Officer of Health, Prestatyn U.D.C.

  • Prestatyn (Wales). Urban District Council.
Date:
1969
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1969] / Medical Officer of Health, Prestatyn U.D.C. Source: Wellcome Collection.

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    1 list below a report on a sample of water submitted during the year for chemical analysis: — ■'Analysis : Appearance Clear and Colourless Odour Nil Reaction. pH 74 Colour (Hazen Units) Nil Total solids ]ess than 5 Nitrogen as free and saline ammonia parts per million Nitrogen as nitrites 3gg Nitrogen as nitrates 0 00 Chlorides, as Cl Nil Oxygen absorbed from permanganate in 4 32 hours at 27°C 21 Total hardness 1.7 Temporary hardness .... 281 Permanent hardness 210 Alkalinity 71 Total residual chlorine 210 Free available chlorine Nil Potassium, as K Nil Anionic synthetic detergents 2.0 Manganese, as Mn Cyanides and Thiocvnates — - Poisonous metals Free carbon dioxide i\. >0 Opinion: The chemical condition of this water is satisfactory. There are no bore holes in the district, but three dwellings are still served by wells due to difficulties in arranging a satisfactory main water supply. Number of dwellings served by public main direct to house 5,960 Number of dwellings served by means of stand pipes ...... 1 (This being a cottage at rear of 100 Victoria Road. Prestatyn). Number of dwellings served by means of wells New mains laid in ... MILK SUPPLY The sampling of milk for submission for bacteriological and chemical analysis is the responsibility of the County Council, and details are given in Mr. Lewis’ Report fCountv Public Health Inspector) of the number of samples of milk taken and the results thereof. T am pleased to say it was not necessary to issue any pasteurisa- tion orders on milk unfit for consumption but. nevertheless, it is necessary to take regular samples to ensure a clean milk supply.