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Lower Yarra - weekly E.coli results

 

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.

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

Sample date Abbotsford South Yarra Southgate Docklands
6-Aug-08 20 210 180 480
30-Juy-08 460 1200 430 670
23-Jul-08 Stormwater advisory icon 670 2000 1400 880
16-Jul-08 52 250 86 150
9-Jul-08 150 4100 2600 3400
2-Jul-08 420 280 420 360
25-Jun-08 220 280 660 500
18-Jun-08 Stormwater advisory icon 910 430 510 680
11-Jun-08 41 340 86 4400
4-Jun-08 74 590 310 370
28-May-08 110 580 490 730
21-May-08 Stormwater advisory icon 460 1400 1900 1700
14-May-08 73 180 120 1700
7-May-08Stormwater advisory icon 300 1500 1500 4600
30-Apr-08 450 2800 1500 3800
24-Apr-08   300# 58#  
23-Apr-08 74 6500 690 1200
16-Apr-08 86 830 410 1400
9-Apr-08 180 450 330 980
2-Apr-08 62 430 390 1000
31-Mar-08 10# 1100# 1300# 1500#
26-Mar-08River user's alert iconStormwater advisory icon 24000* 24000* 24000* 24000*
20-Mar-08 250#
19-Mar-08 41 570* 41 9
12-Mar-08 74 270 250 1200
5-Mar-08 63 190 370 510
27-Feb-08 9 330 190 1300
20-Feb-08 200 440 2000 340
13-Feb-08 150 1400 200 570
6-Feb-08 4100 750 430 1200
30-Jan-08 31 350 150 200
23-Jan-08 240 460 430 630
16-Jan-08 52 2400 230 530
9-Jan-08 74 500 63 310
2-Jan-08 240 230 2400 330
27-Dec-07 Stormwater advisory icon 730 860 740 790
19-Dec-07 52  1500  170  2000
12-Dec-07 84  790  95  720
6-Dec-07 Stormwater advisory icon 410 #      
5-Dec-07 Stormwater advisory icon 640 1500 1000 1600
28-Nov-07 98 360 310 1400
21-Nov-07 Stormwater advisory icon 17000 13000 2300 8700
14-Nov-07 20 490 160 2100
7-Nov-07Stormwater advisory icon 440 820 550 740
31-Oct-07 63 250 250 310
24-Oct-07 20 86 200 250
17-Oct-07 31 230 130 500
10-Oct-07 98 74 180 370
3-Oct-07 150 620 430 120
26-Sept-07 52 63 200 520
19-Sept-07 130 85 150 1700
12-Sept-07 Stormwater advisory icon 680 2600 2400 1400
5-Sept-07 86 230 180 870
29-Aug-07 20 63 420 400
22-Aug-07 52 240 250 360
15-Aug-07 1000 1200 1100 690
8-Aug-07 86 210 220 490
1-Aug-07 270 590 260 1400
25-Jul-07 River user's alert icon 510 630 790 420
23-Jul-07 River user's alert icon 17000# 800#
20-Jul-07 Stormwater advisory icon 5200#* 1500#
18-Jul-07 Stormwater advisory icon 1500 3700* 4100* 2600
11-Jul-07 120 720 630 1100
4-Jul-07 330 2400 980 650
27-Jun-07 Stormwater advisory icon River user's alert icon 1100 >24000 1100 600
20-Jun-07 450 2600 910 910
13-Jun-07 Stormwater advisory icon 1700 1500 1600 3100
6-Jun-07 230 290 320 350

* E.coli organisms per 100mL were elevated. A follow up sample will be taken.

# Results from a follow up sample taken where the initial sample returned an elevated number of E.coli organisms 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 water quality weekly condition ratings over the last three months (calculated as a five week geometric mean of the number of organisms per 100mL).

View the previous weekly E.coli results (number of organisms per 100mL).

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