Chlorine in the Water of the Yarra. 



99 



Yarra Water taken. September 30, 1884-, by Mr. Cosmo Newhery. 



1. Above Princes Bridge — surface 



2. ,, ,, ,, bottom 



3. Opposite Paper Mills — surface 



4. ,, ,, bottom 



5. Above Falls Bridge — surface 



6. ,, ,, bottom 



7. Below ,, surface 



Surface Falls Bridge . . 

 Bottom ,, 



n 5) • • • • 



Spencer- St. bottom 



7-2 per 



gallon 



. 7-71 



u 



. 8-17 



)) 



. 9-08 



55 



. 9-08 



5> 



. 53-15 



)5 



. 19-08 



)» 



. 7-72 





. 36-8 





. 278-9 





. 306-24 





Estimation of the amount of Chlorine {combined) in the Water 

 of Yarra River at various places, at High Tide and Loiv 

 Tide. May 23rd, 26th and 27th, 1887. Grains 'per Gallon. 



No. 



Place- 



Chlorine r= 



Na CI. 



High Tide, 2.34 p.m. 



1 



Spencer- St. 





. 170-4 = 



280-6 



Sm-face 



2 



>5 





. 1316-0 = 



2169-0 



Bottom, sp. gr. 1025-1 



3 



Falls Bridge, 



West. 



31-5 = 



51-9 



Sui'face 



4 



5) )5 



East . 



. 1300-8 = 



2127-0 



Bottom „ 1025-0 



5 



)) )5 



East . 



. i 32-0 = 



52-7 



Surface 



6 



>» 5) 



East . 



. j 1290-8 = 



2123-9 



Bottom „ 1023-8 



7 



Paper Mills 





. \ 16-0 = 



26-36 



Surface 



8 



)5 ) 5 





. 1240-4 = 



2042-9 



Bottom „ 10230 



9 



Botanical Gardens . 



2-8 = 



4-61 



Surface 



10 



5) 



)) 



42-0 = 



69-17 



Bottom „ 1002-0 



21 



Jolmstou-st. 





2-3 = 



3-78 



Surface 



22 



55 



. 



2.3 = 



3-78 



Bottom & Bottom = 



26 



Dight's Falls 



, below 



2-3 = 



3-78 



s ,, «, 



24 



)) 5? 



above 



2-0 = 



3-29 



LOW TIDE 



11 



Spencer-st. 





. 118-0 = 



194-34 



Surface 



12 



)) 





. 1244-0 = 



2048-8 



Bottom, sp.gr. 1023-8 



13 



FaUs, West 





36-3 = 



59-78 



Surface 



14 



M )) 





. 1295-0 = 



2132-86 



Bottom „ 1024-8 



15 



,, East 





26-0 = 



42-82 



Surface 



16 



?) ?) 





. 1176-0 = 



1936-87 



Bottom ,, 1022-5 



17 



Paper Mills 





9-7 = 



15-97 



Surface 



18 



5) 5 ) 





11-0 = 



18-11 



Bottom 



19 



Gardens 





2-6 = 



4-28 



Surface 



20 



5? 





3-5 = 



5-76 



Bottom 



25 



Jolmston-st. 





2-4 = 



3-95 



Surface 



26 



) ) 





2-4 = 



3-95 



Bottom 



27 



Port Melbourne 



. 1052-8 = 



1733-9 



Sp. gr. 1018-0 



28 



Heads 



. 



. 1470-0 = 



2421-0 



„ 1027-5 



29 



Yan Yean 



• 



2-0 = 



3-294 





H 2 



