Winooski River - Tier 2 Report - Marcia Waite, 05/23/16

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Physical Parameters Assessment

Investigator Name(s):

group 5

Collection Date & Time:

Monday, May 23, 2016 - 10:15am

School:

Browns River Middle School

Watershed:

Winooski Basin

River:

Winooski River

Monitoring Site:

Browns River

Surrounding Development or Land Use:

Farm

Park

Residential

Forest

Crops

Logging

Road Along Bank

Do you see any pipes entering into the river?:

Is there a water treatment plant upstream?:

Canopy Cover:

26-50%

Water Appearance:

Clear

Green

Water Odor:

Odorless

Average Embeddedness:

51-75%

Average Velocity:

1.40m/s

Weather

Present:

Clear/Sunny

Past 48 Hours:

Overcast

Showers

Steady Rain

Average Transparency/Turbidity

No Impact: >60 cm - 17cm = 0-50 ntu
Possible Impact: 17 - 8cm = 65-150 ntu
Impacted: 8 - < 6 cm = >150 ntu

Height of Water Column:

130.00cm

Turbidity:

0.00NTU

Chemical Assessment

Average Temperature:

14.00°C

Average pH:

6.00

Average Orthophosphate PO4-3:

0.01mg/L

Average Dissolved Oxygen:

12.00mg/L

Stream Habitat Assessment

Streambed Composition:

Mixture of cobbles, gravels, and sand (3)

Streambank Stability:

Moderately stable banks – some areas of erosion visible (1)

Deepest pool is at least:

Chest deep (3)

Velocity:

Moderately fast – slowly takes objects downstream (1)

Riparian Vegetation:

Mixture of trees, shrubs, and grasses (3)

Riparian Vegetative Zone Width:

Buffer zone is between 25 and 50 feet (1)

Streambed Cover

Rock ledges:

Submerged logs, stumps, or tree roots:

Large rocks:

Artificial objects:

Other:

Stream Habitat Quality Score

Calculated by adding all of the points from the above fields.

18-22 (Excellent)
11-17 (Good)
6-10 (Fair)
0-5 (Poor)

Stream Habitat Quality Score for This Report:

Biological Assessment

PT Group 1 (Intolerant)

# of Taxa:

PT Group 2 (Moderately Intolerant)

# of Taxa:

PT Group 3 (Fairly Tolerant)

# of Taxa:

PT Group 4 (Very Tolerant)

# of Taxa:

Pollution Tolerance Index Rating

Calculated as follows:
4*(# of Taxa in PT Group 1) + 3*(# of Taxa in PT Group 2) + 2*(# of Taxa in PT Group 3) + 1*(# of Taxa in PT Group 4)

23+ (Excellent)
17-22 (Good)
11-16 (Fair)
0-10 (Poor)

PTI Rating for This Report:

16.00