[Report 1937] / Medical Officer of Health, Godalming Borough.

  • Godalming (England). Borough Council.
Date:
1937
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1937] / Medical Officer of Health, Godalming Borough. Source: Wellcome Collection.

    18/44 (page 15)
    Extensions within the Borough and in Guildford Rural District were mainly in connection with housing development by private enterprise, and those in Hambledon Rural District partly for a similar purpose and otherwise to improve the distribution in the ]\Iilford Area. Chemical Analysis.—Results in parts ])er 100,000 from the eight samples taken, the first four being from Borough Road Sui)i)ly and the second four from Ockford Works Su])ply, are as follows:— Api)oarance :CIear and bright (all). Colour : Normal (all). Odour; Nil (all). Reaction pH. Neutral: 7.0, 7.0, 7.2, 7.1, 7.8, 7.8, 8, 7.7 Free Carbonic Acid ; 1.5, 1.5, 1.8, —, 0.66, 0.66, 0.8, — Electric Conductivity at 20 C. : 440, 415, 435, 405, 380, 400, 395.' Total Solids at 180 C. : 29.5, 27.5, 29.0, 27.0, 25.5, 27.0, 26.0 380, 25.5, Chlorine in Chlorides : 2.3, 2.2, 2.4, 2.4, 1.6, 1.5, 1.6, 1.5 Nitrogen as Nitrates: 0.64, 0.72, 0.60, 0.40, —, —, —, — Nitrites : Absent (all). Hardness—Permanent: 8.5, 8.5, 8.0, 7.5, 5.0, 4.0, 3.5, 4.0 Do. Temporary: 12.5, 11.5, 12.0, 11.5, 16.0, 16.0, 16.0, 15.0 Total : 21.0, 20.0, 20.0, 19.0, 21.0, 20.0, 19.5, 19.0 Metals—Iron : —, —, —, — 0.075, 0.085, 0.065, 0.060 Free Ammonia : .0032, .0000, .0008, .0024, .0004, .0068, .0014, .0032 Ammoniacal Nitrogen : Absent (all). Albuminoid Ammonia : .0014, .0016, .0000, .0008, -, -, -, - Albuminoid Nitrogen : Absent (all). Oxygen absorbed in 4 hours at 80® F. : 0.030, 0.025, 0.015, 0.005, 0.005, 0.005, 0.000, 0.000 No. of bacteria per c.c. or ml.:— On Agar in 3 days at 20 C. :32482433 „ „ „ 1 day at 37 C. : 1 0 0 3 0 1 1 2 „ „ „ 2 days at 37 C.: 2 1 1 7 1 2 2 2 Bacillus Coli: Absent (all). Bacillus Welchii: Absent (all).