[Report 1940] / Medical Officer of Health, Workington Borough.

  • Workington (England). Borough Council.
Date:
1940
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: [Report 1940] / Medical Officer of Health, Workington Borough. Source: Wellcome Collection.

    18/38 (page 16)
    IG Analysis of Sample of AAatep fpom Tap at No. 13 Banklands. Wohkington. lltli September, 1940. Agar Plate 0.1 e.c. 1 c.e. 10 c.c. Count. colonies. colonies. colonies. At 22oC. 3 22 274 At 37oC. — 3 42 CoJi-aerofjenes count.—Prol)a])le number ol coli-aerogenes organisms present per 100 c.c. of original water is:—Nil. Appearance in 2 ft. tube—Somewliat turbid. Parts per pH — 8.0. 100,000 Free and saline ammonia . 0.0000 Albuminoid ammonia . 0.0040 Oxygen absorbed from permanganate at 27oC in 15 mins. ... 0.038 do. do. in 4 lirs. ... 0.092 Total solids . 3.2 Suspended matter . 0.0 Hardness—total. 1.3 —permanent . 1.0 —temporary . 0.3 Chlorine present as (diloride . 0.60 Heavy metals .. 0.00 Opinion.—A A^ery soft water of satisfactory chemical and bacteriological characteristics. Leslie H. Easson, Chemist, Cumberland Pathological Laboratory. Ou'.^^en Fell Supply. This supply sei’A^es the Harrington district of the Borough. The folloAving is the result of the Chemical and Bacteriological examinations.