The Examination of Waters. 



9 



hardly think that any portion of our community will be 

 satisfied to accept as a water supply one which may largely 

 consist of sterilised sewage. 



TABLE SHOWING NITROGENOUS MATTER IN SOME OF THE 

 WATERS REFERRED TO. 



(Amounts given in parts per million.) 



Locality. 



Observatory Gauge- 



January 



Mar. 14th & loth 



„ loth 



„ 31st 

 April 17th 



„ 21st 



,, 26th 

 May 10th to loth 



„ 30th to 31st 

 June 7th to 13th 



„ 13th to 11th 



„ 17th to 20th 

 Museum Yard, Jan. 



Observatory gauge, j 

 Thunderstorm Jan. { 



Free Albuminoid 

 Ammonia. Ammonia. 



titrates 

 and 



Nitrites. 



0-1088 

 5598 

 0-3998 

 00999 

 02503 

 2002 



o-iooo 



0-2603 

 3103 

 0-0640 

 0-2560 

 0-3712 

 00788 

 0-1261 



2-3790 



0-0947 

 00799 

 0622 

 0499 

 0-1001 

 0-0500 

 0-0500 

 0-1001 

 01939 

 00512 

 0-1152 

 0-1920 

 0-0710 

 00788 



0-8608 ... 0395 



01334 

 0-2499 

 0-1419 

 0-1500 

 0-2002 

 0-3002 

 0-4005 

 04505 

 2326 

 not determined 



12 

 0123 



( after long drought, 21st 

 } January, 1879 



Mt. Macedon Gauge — 



April ... 0-5914 ... nil 

 May 26th to 30th nil ... 



Sept. 22nd to 27th 0*3984 ... 0-1092 



Oct. 7th to 18th nil ... nil 



„ 18th to 19th 0-225 ... 

 Nov. 24th to 26th 0823 ..= 0-0900 

 Dec. 18th & 19th 0-4564 ... 01092 

 „ 19th ... 0-2828 ... 0-1671 

 Yan Yean Reservoir 0-1001 ... 02003 

 Middle ,. „ 0-0200 ... 0-4500 

 Plenty River ... nil ... 0-1001 

 Yan Yean Intake ... 0-0350 .. 0-1001 

 West Moorabool ... 0265 ... 0106 

 Fiskin'sDam ... 0-1326 ... 437 

 Connell'sDam ... 0-0928 ... 452 

 Stoney Creek Resvr. 00133 ... 0-146 

 Lovely Banks ,, 0199 ... 081 

 Geelong Supply ... 00006 ... 013 

 ., ' ... 0009 ... 007 

 0-0046 



0-045 



nil 

 3664 



nil 

 01992 

 03985 

 0-2185 

 03985 



3004 9th February, 1880 

 undet. 3rd May, 1880 



23rd February, 1881 

 ,, 22nd January, 1881 

 March, 1885 



0119 

 0424 

 0331 

 0-332 

 0292 

 nil 



1877 



) Geelong 

 ) Supply 



Lovely Banks Resrvr. 



