For the 2008 Water Quality Monitoring season, volunteers will test water samples at the Pepperell Wastewater Treatment Plant and the EarthTech Water Treatment Facility at Devens.

Pepperell Waste Water Treatment Plant

47 Nashua Road, Pepperell, MA
Phone: (978) 433-9859, ext. 4
Carmen DeFillippo, Chief Operator

• In Pepperell, take Rt. 111 North/Hollis Street.
• Turn right at sign "Lomar Park".
• Follow road for about 1/2 mile continuing to the left past tall utility tower until you see the treatment plant entrance on your right at stop sign and chain link fence.
• Take right at stop sign- go through chain link fence and bear right up driveway to parking lot.
• Lab is in building to your left as you enter the parking lot. Enter through door marked "Lab".

United Water Wastewater Treatment Plant at Devens

85 Walker Road, Ayer, MA
Phone: (978) 772-4250
Shawn Meunier
Mike Zaborowski

From the North (Groton):

• From Rt. 119 in Groton, take Rt. 111 South in the center of Groton.
• You will pass Groton School on the right.
• Follow Rt. 111 to Rt. 2A at stop sign (Tiny's Diner will be on your right).
• Make a right onto Rt. 2A (west).
• Continue 2 miles on Rt. 2A (you'll pass over the Nashua River) until you see Walker Road on your left.
• Turn left onto Walker Road.
• Follow Walker Road 1.1 miles. Turn left onto dirt driveway at sign for Oxbow National Wildlife Refuge.
• See directions below for "Once on Dirt Road".

From the North (Route 2A-Shirley/Townsend):

• Traveling east on Route 2A, take a right onto Walker Road, 1.7 miles after the Bull Run Restaurant (at intersection of Rte. 2A and Townsend Road).
• Follow Walker Road 1.1 miles. Turn left at sign for Oxbow National Wildlife Refuge.
• Follow from below “Once on Dirt Road”.

Once on Dirt Road:

• Follow dirt road through open meadow area and into woods.
• Follow road as it bears LEFT (through yellow gate) and you'll go straight up hill (on asphalt now) to the farthest brick building- around back to the door leading to the laboratory.

From the South- Devens Verbeck Gate:

• Take left out of Verbeck Gate onto West Main Street.
• Drive over the Nashua River.
• Take first right onto Walker Road.
• Take a right onto dirt driveway at Oxbow National Wildlife Refuge sign.
• See directions above for "Once on Dirt Road".

From the East (Ayer) on West Main Street:

• Drive west from the center of Ayer towards Shirley on West Main Street.
• After you cross over the Nashua River, take a right onto Walker Road.
• Go about 1 mile and take a right onto dirt driveway at Oxbow National Wildlife Refuge sign.
• See directions above for "Once on Dirt Road".

From the West (Shirley) on Ayer Road:

• Follow Ayer Road east from downtown Shirley towards Ayer.
• Just before you go over the Nashua River, turn left onto Walker Road (if you go past Ice House Dam Partners and into the Town of Ayer, you’ve gone too far)
• Go about 1 mile and take a right onto dirt driveway at Oxbow National Wildlife Refuge sign.
• See directions above for "Once on Dirt Road".