[Report 1951] / Medical Officer of Health, Formby U.D.C.

  • Formby (England). Urban District Council.
Date:
1951
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1951] / Medical Officer of Health, Formby U.D.C. Source: Wellcome Collection.

    11/36
    SOUTIiPOI^T AND DISTRICT WTm BOADD Copy of a Report on the Analysis of a Sample of Water laloelled Kenyons Lane DeptoPormhj/’o Tap over sink in scullery^ Dated i6th Novemherj 1 951« Chemical Results in parts per Milliono Appearance” Clear and Brighto Turbidity(Silica SCale) Nilo Colour (Hazen) Nil Odour Nil Reaction pH 7o2 Free Carbon Dioxide o o Electric Conductivity at 20 degcCc Total Solids^dried at 180 degoCo 400 600 Chlorine in Chlorides - Alkalinity as Calcium Carbonate 225 Hardness; Total 325 Carbonate(Temporary) 225 Non-Carbonate (Permanent) 100 Nitrogen in Nitrates OoO Free Ammonia OoOOO Albuminoid Ammonia OoOOO Metals Iron less than 0o03< Nitrogen in Nitrites: Oxygen absorbed in 4 hrSoat 27 degcC» Residual Chlorine Manganese 0o03o Fluoride (F) Less than Od :ss than OoOl Oo 40 Bacteriological Resultso 1 day at 37 degoCo 2 days at 3 days at 37 degoCo Number of Colonies developing on Agar 0 0 0 per cco or mlo in Presumptive ^Co].i**-derO' genes reactiono - Present in — Absent from o o mlo Bactocolio (Type l) Present in — Absent from 1 00 mlo CloWelchii Reaction Present in — Absent from 1 00 mlo This sample is clear and bright in appearance^ neutral in reaction and free from metals apart from minute tr ,.^es of iron and manganeseo The water is very hard in character' but not excessively so and it contains no excess of salinity or mineral constituents in solutiono It is of the highest standard or organic and bacterial purityo These results are consistent ?/ith a xDure and wholesome water suitable for drinking and domestic purposes^
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