Water Quality

Q2  2018 Mascoma Lake Water Quality Report*
By Jim Martel 

Parameter6/12/20186/20/20176/21/2016NH MedianLong Term
Trend
Secchi Disk, m 5.0 3.1 2.9 3.2 Slowly
Improving
Chlorophyll-a, µg/L 1.96 0.99 4.56 4.58 Stable
Phosphorus, µg/L
Epilimnion (upper)
Hypolimnion (lower)

9.0
18.0

6.0
8.0

7.0
9.0

12
14

Stable
Turbidity, NTU
Epilimnion (upper)
Hypolimnion (lower)

.79
4.01

0.59
1.05

1.12
.99

N/A

No sig.
Change
PH
Epilimnion (upper)
Hypolimnion (lower)

7.24
6.41

7.07
6.42

7.35
6.54

6.6

No sig.
Change
Acid Neutralizing
Capacity, mg/L

Epilimnion (upper)


4.4


10.2


9.7


4.9

No sig.
Change
Conductivity,
µmhos/cm

Epilimnion (upper)
Hypolimnion (lower)


72.1
67.7


67.4
65.0


72.0
76.5


40.0

Slowly
Increasing

* Samples taken from Station 1 Deep Spot.

Some Things You Can Do To Improve Lake Water Quality
    •Use cleaning products containing no phosphates.
    •Use only zero phosphate fertilizer on your lawn.
    •Reduce and/or redirect storm water running off your property. for more info  Click here
    •Leave the shoreline and nearshore area in its natural state. Conversely, restore altered shorelines to a more natural state.
    •Don’t feed the waterfowl.
    •Don’t dump sand in the lake.
Mascoma Lake Reports PDF:
http://des.nh.gov/organization/divisions/water/wmb/vlap/annual_reports/2013/documents/mascoma-enfield.pdf

To get a report on water quality inspections on ML beaches:

http://www2.des.state.nh.us/WaterShed_BeachMaps/WaterShed_BeachMaps.aspx

 

 

 

Mascoma Lake Association  PO Box 9  Enfield, New Hampshire  03748  mla@mascomalakeassociation.org

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