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Archive - Quabbin Reservoir Levels
Massachusetts Water Resources Authority

 

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Quabbin Levels Archive
Precipitation Levels Archive
Monthly Water Supply Status Report
Wachusett Levels Archive
Water System Demand Archive

MWRA and the Division of Conservation and Recreation keep a daily watch on reservoir levels at Quabbin (412 billion gallon capacity) and Wachusett (65 billion).

Quabbin levels fluctuate with precipitation and watershed runoff while Wachusett levels are kept relatively fixed.

 

 

 

QUABBIN RESERVOIR LEVELS ARCHIVE
Key: ft = feet, mg=million gallons.

2008 QUABBIN RESERVOIR LEVELS

Date Elevation (ft) Volume (mg) Capacity (%)
11/01/08 527.93 396,168 96.1
10/01/08 528.54 400,858 97.2
09/01/08 527.86 395,636 96.0
08/01/08 528.79 402,783 97.7
07/01/08 528.61 401,637 97.4
06/01/08 529.57 408,869 99.2
05/01/08 530.00 412.240 100
04/01/08 528.87 403,399 97.9
03/01/08 526.76 387,300 94.0
02/01/08 523.55 363,225 88.1
01/01/08 523.27 361,125 87.6

2007 QUABBIN RESERVOIR LEVELS

Date Elevation (ft) Volume (mg) Capacity (%)
12/01/07 523.60 363,600 88.2
11/01/07 524.07 367,125 89.1
10/01/07 525.05 374,475 90.8
09/01/07 526.53 385,575 93.5
08/01/07 528.10 397,470 96.4
07/01/07 529.10 405,184 98.3
06/01/07 530.13 413.337 100.3
05/01/07 530.45 416,056 100.9
04/01/07 529.73 410,123 99.5
03/01/07 528.40 399,934 97.0
02/01/07 528.42 399,934 97.0
01/01/07 527.89 395,864 96.0

2006 QUABBIN RESERVOIR LEVELS

Date Elevation (ft) Volume (mg) Capacity (%)
12/01/06 527.70 394,418 95.7
11/01/06 527.06 389,606 94.5
10/01/06 526.50
385,316 93.5
09/01/06 527.89 395,864 96.0
08/01/06 529.21
405,341 98.3
07/01/06 530.23 414,184 100.5
06/01/06 529.91 411,534 99.8
05/01/06 529.59 409,026 99.2
04/01/06 529.73 409,026 99.2
03/01/06 529.73 409,026 99.2
02/01/06 530.17 416,227 101.03
01/01/06 530.17 413,675 100.3

2005 QUABBIN RESERVOIR LEVELS

Date Elevation (ft) Volume (mg) Capacity (%)
12/01/05 529.47
408,085 99.0
11/01/05 528.64
401,628 97.4
10/01/05 525.39
377,025 91.5
09/01/05 525.27
376,125 91.2
08/01/05 527.77
394,952 95.8
07/01/05 399,781
528,40 97.0
06/01/05 529.77
410,437 99.6
05/01/05 530.32
414,948 100.7
04/01/05 528.72
402,244 97.6
03/01/05 527.40
392,140 95.1
02/01/05 526.46
385,050 93.4
01/01/05 525.05

374,475 90.8

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Updated November 7, 2008

Historic Withdrawls Reservoir Levels Watershed Yield Data