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Lower Yarra - water quality weekly condition ratings

 

Swimming is not permitted in the Lower Yarra River River users are reminded that swimming is not permitted in the Yarra River downstream of the Gipps Street Bridge except under permit.

Water quality weekly condition ratings calculated as geometric mean of the number of organisms per 100mL in the last five weekly samples.

Sample date Abbotsford South Yarra Southgate Docklands
16-May-12 medium water quality medium water quality low water quality medium water quality
9-May-12 Stormwater advisory icon low water quality low water quality low water quality low water quality
2-May-12 Stormwater advisory icon low water quality low water quality low water quality low water quality
24-April-12 medium water quality low water quality medium water quality medium water quality
18-April-12 medium water quality medium water quality medium water quality medium water quality
11-April-12 medium water quality medium water quality medium water quality medium water quality
4-April-12 high water quality medium water quality medium water quality medium water quality
28-March-12 medium water quality medium water quality medium water quality medium water quality
21-March-12 medium water quality medium water quality medium water quality medium water quality
14-March-12 medium water quality medium water quality medium water quality medium water quality
7-March-12 Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
29-February-12 Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
22-February-12 high water quality medium water quality medium water quality medium water quality
15-February-12 Stormwater advisory icon high water quality medium water quality medium water quality medium water quality
8-February-12 high water quality medium water quality medium water quality medium water quality
1-February-12 medium water quality low water quality medium water quality medium water quality
25-January-12 medium water quality low water quality medium water quality low water quality
18-January-12 medium water quality low water quality medium water quality medium water quality
11-January-12 medium water quality low water quality medium water quality medium water quality
4-January-12Stormwater advisory icon medium water quality low water quality medium water quality medium water quality
28-December-11 medium water quality medium water quality medium water quality medium water quality
21-December-11 medium water quality medium water quality medium water quality medium water quality
14-December-11 medium water quality medium water quality medium water quality medium water quality
30-November-11 medium water quality medium water quality medium water quality medium water quality
23-November-11 medium water quality medium water quality medium water quality medium water quality
16-November-11 medium water quality medium water quality medium water quality medium water quality
9-November-11Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
2-November-11Stormwater advisory icon medium water quality high water quality medium water quality medium water quality
26-October-11 high water quality high water quality medium water quality medium water quality
19-October-11 high water quality high water quality medium water quality medium water quality
12-October-11 high water quality medium water quality medium water quality medium water quality
5-October-11 high water quality medium water quality medium water quality medium water quality
28-September-11 Stormwater advisory icon high water quality medium water quality high water quality medium water quality
21-September-11 high water quality medium water quality Medium water quality medium water quality
14-September-11 high water quality medium water quality Medium water quality medium water quality
07-September-11 high water quality medium water quality Medium water quality medium water quality
31-August-11 high water quality medium water quality Medium water quality medium water quality
24-August-11 medium water quality medium water quality Medium water quality medium water quality
17-August-11 medium water quality medium water quality Medium water quality medium water quality
10-August-11 medium water quality medium water quality Medium water quality medium water quality
03-August-11 medium water quality medium water quality Medium water quality medium water quality
27-July-11 medium water quality medium water quality Medium water quality medium water quality
20-July-11 medium water quality medium water quality Medium water quality medium water quality
13-July-11 medium water quality medium water quality Medium water quality medium water quality
06-July-11 medium water quality medium water quality Medium water quality medium water quality
30-Jun-11 medium water quality medium water quality Medium water quality medium water quality
23-Jun-11 medium water quality medium water quality Medium water quality medium water quality
15-Jun-11Stormwater advisory icon medium water quality medium water quality Medium water quality medium water quality
08-Jun-11 medium water quality medium water quality Medium water quality medium water quality
01-Jun-11 medium water quality medium water quality Low water quality medium water quality
25-May-11Stormwater advisory icon medium water quality medium water quality Low water quality medium water quality
18-May-11Stormwater advisory icon medium water quality medium water quality Low water quality medium water quality
11-May-11 medium water quality Low water quality Low water quality medium water quality
4-May-11 medium water quality medium water quality Low water quality medium water quality
27-April-11 medium water quality medium water quality medium water quality medium water quality
20-April-11Stormwater advisory icon River user's alert icon medium water quality Low water quality medium water quality Low water quality
13-April-11Stormwater advisory icon River user's alert icon medium water quality Low water quality medium water quality Low water quality
06-April-11 medium water quality medium water quality medium water quality medium water quality
30-Mar-11 medium water quality medium water quality medium water quality medium water quality
23-Mar-11 medium water quality medium water quality medium water quality medium water quality
16-Mar-11 Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
09-Mar-11 medium water quality medium water quality medium water quality medium water quality
02-Mar-11 medium water quality medium water quality medium water quality medium water quality
23-Feb-11 Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
16-Feb-11 Stormwater advisory icon medium water quality medium water quality medium water quality medium water quality
9-Feb-11 Stormwater advisory icon Low water quality medium water quality medium water quality medium water quality
2-Feb-11 medium water quality medium water quality medium water quality medium water quality
27-Jan-11 medium water quality medium water quality medium water quality medium water quality
19-Jan-11Stormwater advisory icon River user's alert icon Low water quality medium water quality medium water quality medium water quality
12-Jan-11Stormwater advisory icon River user's alert icon medium water quality medium water quality medium water quality medium water quality
5-Jan-11 medium water quality medium water quality medium water quality medium water quality

High water quality icon High water quality - the geometric mean of the previous five weekly samples is less than or equal to 200 E.coli per 100mL.

Medium water quality icon Medium water quality - the geometric mean of the previous five weekly samples is 201-1000 E.coli per 100mL.

Low water quality icon Low water quality - the geometric mean of the previous five weekly samples is 1001-5000 E.coli per 100mL.

Unsuitable for recreation icon Unsuitable for recreation - the geometric mean of the previous five weekly samples is greater than 5000 E.coli per 100mL.

NA Results not available.

Stormwater advisory icon Stormwater advisory - issued when there has been significant rainfall. The advisory will apply to individual sections of the river, Upper, Middle or Lower Yarra, if rainfall has been localised, or to the entire river if rainfall is widespread.

River user's alert icon River user's alert - issued when a single very high E.coli result or pollution incident may affect local recreational water quality.

 

View the weekly E.coli results (number of organisms per 100mL) over the last three months.

View the previous water quality weekly condition ratings.