Report of the Medical Officer of Health / Municipality of Colombo.

  • Colombo (Sri Lanka). Public Health Department
Date:
[1913]
Catalogue details

Licence: Public Domain Mark

Credit: Report of the Medical Officer of Health / Municipality of Colombo. Source: Wellcome Collection.

    19/68 (page 39)
    (d) Monthly Mean Pressure at Colombo Observatory during 1913. Inches. January .. 29-918 February .. 29-894 March .. .. 29-864 April .. .. 29-836 May .. 29-826 June .. .. 29-814 July .. .. 29-862 August .. 29-872 September .. 29-888 October .. 29-900 November .. 29-898 December .. 29-920 Year. . .. 29-874 (e) Average Monthly Rainfall at Colombo Observatory and Colombo (Fort). Colombo Colombo Observatory, (Fort), 6 Years. 44 Years. Inches. Inches. January . 4-09 .. 3-46 February 1-48 .. 2-00 March 3*51 .. 4-31 April 8-32 .. 10-16 May 10-60 .. 10-80 June 7-91 .. 7-51 July 5-73 .. 4-50 August 2-93 .. 3-39 September 3*50 .. 4-60 October .. 15-86 .. 14-28 November 9-84 .. 11-78 December 5-35 .. 5-33 Year .. 79-12 .. 82-12 (/) Monthly Rainfall at Colombo Observatory, Cinnamon Gardens, and Colombo (Fort) during 1913. Gauge : Observatory 25 Feet, and Fort 70 Feet above Mean Sea Level. • Colombo Colombo Observatory, (Fort), 1913. 1913. Inches. Inches. January . . 8-34 .. 5-72 February 2-26 .. 1-43 March 8-07 .. 5-79 April 12-19 .. 19-21 May 7-30 .. 4-08 June 4-96 .. 3-50 July 7-11 .. 7-34 August .. 0-64 .. 0-83 September 2-82 .. 2-46 October .. 6-46 .. 6-13 November 11-50 .. 9-79 December 11-77 .. 9-06 Year .. 83-42 .. 75*34 The Observatory readings should be adopted in preference to the Fort ones, which are only included for the purpose of comparison with previous returns, which were necessarily from the Fort. The present position of the Fort gauge is bound to give an under-estimate of the true rainfall. Race. All Races No. 2. —Population by Race. Population at Census of 1911. 212,295 Population estimated to middle of 1913. 232,918 Europeans 3,001 3,242 Burghers 13,485 15,319 Sinhalese 94,085 104,416 Tamils 51,975 56,642 Moors 38,169 41,074 Malays • • 5,364 5.835 Others 6,216 6,390 No. 3.- —Area and Estimated Population by Wards. Ward. Total Area. Nett available Estimated Population to the Density per Acre of available Fort and Galle Face 220 112 middle of the Year. 3,726 Area. 33-3 Pettah .. 92 67 8,459 126-2 San Sebastian 116 108 12,249 113-4 St. Paul’s 143 135 26,240 194-4 Kotahena* 1,649 1,056 43,024 40-7 New Bazaar 289 226 23,667 104-7 Maradana* 1,297 1,025 46,392 45-3 Slave Island 313 304 23,322 76-7 Kollupitiya* 1,928 1,655 26,567 16-1 Eastward Extension 1,593 .. , 1,593 11,579 7-3 Wellawatta Extension 620 620 7,693 12-4 The Lake 416 — — — Colombo Town 8,676 6,901 .. 232,918 33-7 * These wards are further divided for administration purposes. [For Table 4 see page 40.] Year. 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 No. 5.—Colombo and Ceylon Birth-rates, 1903-1913. Birth-rate per 1,000 Population. Colombo. Ceylon. 21-5 .. 40-0 21- 6 .. 38-5 22- 5 .. 38-7 26-4 .. 35-7 23- 4 .. 32-8 24- 5 .. 40-1 23-7 .. 375 23- 1 .. 39-0 24- 7 .. 37-9 22-9 .. 33-3 Average, 1903-1912 .. 23-5 37-4 24-4 Increase or Decrease .. -j- 0*9 1913