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Home > Projects > Science & Technical > Water Quality
DAILY WATER QUALITY
Charles River Basin Water Quality Flagging Program
Charles River Yacht Club
Water Quality Results
| Sample Date |
E.
Coli
(colonies/100 mL)1 |
Previous Day's Rainfall (inches) |
| 7/5/2011 |
5 |
0.00 |
| 7/7/2011 |
<5 |
0.01 |
| 7/12/2011 |
5 |
0.00 |
| 7/14/2011 |
20 |
0.45 |
| 7/19/2011 |
<5 |
0.01 |
| 7/21/2011 |
20 |
0.00 |
| 7/26/2011 |
20 |
0.15 |
| 7/28/2011 |
20 |
0.00 |
| 8/2/2011 |
20 |
0.00 |
| 8/4/2011 |
100 |
0.00 |
| 8/9/2011 |
50 |
0.29 |
| 8/11/2011 |
210 |
0.73 |
| 8/16/2011 |
160 |
1.43 |
| 8/18/2011 |
60 |
0.00 |
| 8/23/2011 |
220 |
0.59 |
| 8/30/2011 |
210 |
0.00 |
| 9/1/2011 |
70 |
0.00 |
9/6/2011 |
40 |
0.00 |
9/14/2011 |
50 |
0.00 |
| 9/20/2011 |
50 |
0.00 |
| 9/21/2011 |
40 |
0.13 |
| 9/27/2011 |
170 |
0.00 |
| 9/28/2011 |
190 |
0.00 |
| 10/4/2011 |
160 |
0.07 |
| 10/5/2011 |
770 |
1.12 |
| 10/11/2011 |
80 |
0.00 |
10/18/2011 |
150 |
0.01 |
10/19/2011 |
90 |
0.00 |
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1Results correspond to samples collected
at Longfellow Bridge.
2Rainfall collected at Logan Airport gauge by National Weather Service.
Charles
River Yacht Club Homepage | Daily flagging
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