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Home > Projects > Science & Technical > Water Quality
DAILY WATER QUALITY
Charles River Basin Water Quality Flagging Program
Harvard University's Weld Boathouse
Water Quality Results
| Sample Date |
E.
Coli
(colonies/100 mL)1 |
Previous Day's Rainfall (inches) |
| 7/5/11 |
60 |
0.00 |
| 7/7/11 |
80 |
0.01 |
| 7/12/11 |
40 |
0.00 |
| 7/14/11 |
290 |
0.45 |
| 7/19/11 |
100 |
0.01 |
| 7/21/11 |
60 |
0.00 |
| 7/26/11 |
80 |
0.15 |
| 7/28/11 |
60 |
0.00 |
| 8/2/11 |
20 |
0.00 |
| 8/4/11 |
40 |
0.00 |
| 8/9/11 |
660 |
0.29 |
| 8/11/11 |
740 |
0.73 |
| 8/16/11 |
3500 |
1.43 |
| 8/18/11 |
120 |
0.00 |
| 8/23/11 |
720 |
0.59 |
| 8/30/11 |
290 |
0.00 |
| 9/1/11 |
150 |
0.00 |
9/6/11 |
340 |
0.00 |
9/14/11 |
140 |
0.00 |
| 9/20/11 |
80 |
0.00 |
| 9/21/11 |
170 |
0.13 |
| 9/27/11 |
180 |
0.00 |
| 9/28/11 |
190 |
0.00 |
| 10/4/11 |
300 |
0.07 |
| 10/5/11 |
700 |
1.12 |
| 10/11/11 |
150 |
0.00 |
10/18/11 |
180 |
0.01 |
10/19/11 |
120 |
0.00 |
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1Results correspond to samples collected
at Larz Anderson Bridge.
2Rainfall collected at Logan Airport gauge by National Weather Service.
Weld
Boathouse Homepage | Daily flagging
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