Water Quality Testing At West Beach St Kilda
 

Members of Earthcare St Kilda testing water at Cowderoy Creek. We test for phosphates,acidity, temperature, conductivity and turbidity.

Cowderoy creek drains via an estuary, through the West Beach Saltmarsh revegetation area into St. Kilda harbour. Earthcare has been concerned that the water quality of Cowderoy Creek is poor.

Earthcare St Kilda conducted water testing at Cowderoy Creek for several years, however this study has now concluded
     
 
Table 1: Elster Creek Water Quality at the St Kilda Street Bridge in Elwood
 
Date
Time

Water Temp

(°C)
PH
Conductivity (uS/cm)
Phosphate (Mg/L)
Turbidity (NTU)
Dissolved Oxygen (Mg/L)
Ammonia (Mg/L)
21.02.06
10.44am
20.5
8.0
900
0.07
<5
4
0
15.03.06
9.25am
17.5
8.1
600
0.10
<5
4
0.02
11.04.06
1.20pm
16.0
8.0
800
0.07
<5
4
0
16.05.06
11.45am
14.5
7.9
600
0.10
<5
4
0.02
16.08.06
10.19am
11.0
7.8
700
0.10
<5
4
0.02
28.09.06
10.04am
12.0
7.1
500
0.50
10
6
0
12.10.06
10.54am
17.5
6.9
600
0.20
<5
6
0.04
16.11.06
11.25am
13.0
6.2
200
0.07
10
6
0
14.12.06
11.30am
#
6.4
500
0.15
<5
6
0
16.01.07
10.45am
#
6.6
500
0.25
<5
4
0
16.02.07
12.20pm

#
6.8
500
0.20
<5
4
0
27.03.07
10.35am
#
6.8
400
0.07
<5
4
0
19.04.07
9.00am
#
6.6
500
0.05
<5
6
0
25.05.07
2.00pm
#
6.7
500
0.05
<5
6
0
29.06.07
1.30pm
#
6.8
400
0.07
10
8
0
24.07.07
1.55pm
#
7.4
1000
0.07
<5
6
0
 
  Note: # denotes unable to measure More data available upon request  
   
  Table 2: Elster Creek Water Quality at Brickwood Street in Elsternwick  
 
Date
Time

Water Temp

(°C)
PH
Conductivity (uS/cm)
Phosphate (Mg/L)
Turbidity (NTU)
Dissolved Oxygen (Mg/L)
Ammonia (Mg/L)
07.10.05
10.30am
#
9.7
#
0.07
<5
#
0
11.11.05
10.00am
#
8.4
#
0.10
<5
#
>0.5
09.12.05
11.00am
#
9.3
#
0.15
<5
#
0
12.01.06
1.55pm
#
9.7
#
0.10
<5
#
0
21.02.06
10.08am
19.0
9.3
800
0.10
<5
10
0.15
15.03.06
9.58am
16.0
7.5
900
0.15
<5
10
0
11.04.06
12.35pm
17.0
9.1
900
0.10
<5
6
0
16.05.06
12.20pm
14.0
8.3
800
0.10
<5
8
0
16.08.06
11.11am
10.0
8.9
700
0.10
<5
8
0
28.09.06
10.48am
13.0
8.9
700
0.10
<5
10
0
12.10.06
11.27am
17.0
9.6
600
0.10
<5
10
0
16.11.06
11.55am
15.0
7.3
200
0.10
20
10
0
14.12.06
12.16pm
#
8.2
600
0.10
<5
10
0
16.01.07
11.20am
#
8.6
600
0.03
<5
10
0
16.02.07
1.05pm

#
7.9
700
0.25
80
10
0
27.03.07
11.15am
#
8.4
500
0.25
<5
8
0
19.04.07
9.30am
#
7.7
600
0.01
<5
8
0
25.05.07
2.50pm
#
8.4
100
0.01
30
10
0
29.06.07
2.20pm
#
9.3
600
0.03
<5
10
0
24.07.07
2.24pm
#
9.1
900
0.25
20
10
0
 
 
Note: # denotes unable to measure More data available upon request
  
   
     
     
     
     

 

Contact Earthcare St Kilda Phone Australia 0500 832 784

Postal: PO Box 287 Elwood 3184, VIctoria or email earthcarestkilda@gmail.com

Copyright Earthcare St Kilda. Last update 8/11/2000

Photographs by Russell Jenkins