Administration report of the Public Health Department of the City of Port-of-Spain.

  • Port of Spain (Trinidad and Tobago). Public Health Department
Date:
[1953]
Catalogue details

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: Administration report of the Public Health Department of the City of Port-of-Spain. Source: Wellcome Collection.

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    Bacteriological Examination of Water Supply 1953 Where Derived No. of samples taken Results of Examination Safe Unsatis¬ factory (presumptive B. Coli present) Not safe without further treat¬ ment (faecal type B. Coli present) ♦Cocorite (Wells) 99 96 1 2 Docksite Wells (untreated) 44 42 1 1 {St. Clair Pumping Station 53 45 4 4 {St. Clair Wells (untreated) I — — 1 iSt. Clair Wells (treated) 53 53 — — {Maraval Reservoir 54 50 1 3 §Cascade Reservoir 144 127 8 9 §St. Ann’s Reservoir 190 167 1'2 11 Queen’s Park Savannah Well (untreated) 50 49 1 — || Picton Reservoir 53 53 — — ^[Colonial Hospital (Tap) 45 44 1 — 1fl43, Charlotte Street (Tap) 43 42 1 — TJ133, Henry Street (Tap) 46 44 2 — Microbiological Institute (Tap) ... 68 49 15 4 Furness Withy & Co. (Taps) 131 104 21 6 Masson Hospital (Tap) 50 42 5 3 St. James (Taps) 58 53 4 1 Woodbrook (Taps) 56 54 1 1 City Proper (Taps) 71 59 10 2 East Dry River (Taps) 31 24 1 6 Belmont (Taps) 54 44 5 5 St. Clair (Taps) 44 38 4 2 Wells on Private Property ♦♦Trinidad and Tobago Electricity Commission, Wrightson Road ... 47 33 13 1 ♦♦Furness Withy & Co., 84, Marine Square ... 51 — 35 16 Sanitary Laundry, 1, Ajax Street 94 51 16 27 Electric Ice Co., 3, Ariapita Avenue 48 41 7 — Canning & Co., 60-68, Richmond Street ... 97 96 1 — 1,775 1,500 170 105 Standard of Purity: B. Coli absent in 100 c.c. ♦Chlorinated, not filtered. {Filtered after chlorination. {Chlorinated before distribution. §Filtered before chlorination. ]|Filtered before chloramination. If Chlorinated, after having been filtered and chloraminated. ♦ ♦Not, used for drinking purposes. Chemical Examination of Water Samples examined by Government Chemist—1953 Where Derived No. of samples examined No. of samples found safe Picton Reservoir 42 42 Maraval Reservoir 11 11 Cascade Reservoir 11 11 St. Ann’s Reservoir ... 11 11 Cocorite Pumping Station 13 13 Cocorite Pumping Station (for salinity) ... 270 270 Docksite Wells 12 12 Queen’s Park Savannah Well ... 13 13 St. Clair Wells 11 11 394 394
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