Water Monitoring takes place on the 3rd Saturday of every month from April through October. Volunteers deliver samples to either the Devens or Pepperell wastewater treatment facilities between 8- 9:30 a.m. for testing by NRWA staff and volunteers. Directions to the labs.

2011 Sampling Schedule:

April 16
May 21
June 18
July 16
August 20
September 17
October 15

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