[Report 1940] / Medical Officer of Health, Workington Borough.
- Workington (England). Borough Council.
- Date:
- 1940
Licence: Attribution 4.0 International (CC BY 4.0)
Credit: [Report 1940] / Medical Officer of Health, Workington Borough. Source: Wellcome Collection.
19/38 page 17
![IT Ana I A’.SIS oi-' Sample oe Water erom Tap at House ox Main Roar, High Harrington. 11th September, 1940. Agar Plate 0.1 e.e. 1 c.c. 10 c.c. roiiiit. eolonies. colonies. colonies. At 22o(;. 1 11 144 At OToC. — 2 27 CoJi-(icro(jenes count.—Probable number of coli-aerogenes organisms present per 100 c.c. of original water is:—5 and faecal in origin, i.e.. Methyl Red positive; Voges Proskaiier, negative. Parts per l).ll — 0.4 100,000 Free and saline ammonia. 0.0000 Albuminoid ammonia . 0.0010 Oxygen absorbed from permanganate at 2700 in 15 mins.... 0.0000 do. do. in 4 hrs. ... 0.0000 Total solids . 3.2 Suspended matter .. 0.0 Hardness—total . 0.9 —])ermanent . 0.4 —temporary . 0.5 Cdilorine present as (diloride . 0.85 Heavv metals .. 0.01 t/ Appearance in a 2 ft. tube—Clear and colourless. Opinion.—xV very soft water free from excessive contam¬ ination by organic material but the presence of lead is verv undesirable in a domestic supply. Leslie H. Hasson, Chemist, Cumberland Pathological Laboratory. rnhJic (Oeansin (/. There has been no (diange in the arrangements dur¬ ing the ;rear.](https://iiif.wellcomecollection.org/image/b30293340_0019.jp2/full/800%2C/0/default.jpg)
