Winooski River - Ralph Hylind, 10/17/13

General Info

Investigator Name(s): 

NOVA team Camels Hump Middle School

Collection Date & Time: 

Thursday, October 17, 2013 - 7:30am

Present: 

Overcast

School: 

Camel's Hump Middle School

Watershed: 

Winooski Basin

River: 

Winooski River

Monitoring Site: 

Huntington River, Huntington across from Audubon

Latitude: 

44.200000

Longitude: 

-72.590000

Physical Assessment

Embeddedness: 

26-50%

Relative Flow Patterns: 

Fast-Shallow

Water Odor: 

Odorless

Water Appearance: 

Clear

Is there a water treatment plant upstream?: 

No

Do you see any pipes entering into the river?: 

No

Appox. Channel Width: 

64.00ft

Avg. Depth: 

0.60ft

Current Velocity: 

3.00ft/sec

River Bottom Composition

Bedrock: 

5%

Boulders: 

25%

Cobble: 

25%

Sand, Silt, Clay: 

30%

Organic Matter (leaves, fallen twigs): 

10%

Algal Growth

Bottom covered by algae: 

15%

Bank Vegetation

Left bank: 

50%

Right bank: 

10%

Riparian Vegetation Zone

Left bank: 

10ft

Right bank: 

20ft

Overhead Canopy

Canopy Cover: 

15%

Turbidity

Avg. Turbidity: 

121NTU

Biotic Assessment

PT Group 1 (Intolerant)

Enter the number of each observed

Stonefly Nymph: 

16

Mayfly Nymph: 

10

Caddis Fly Larvae: 

21

Riffle Beetle: 

6

Water Penny: 

7

PT Group 2 (Moderately Intolerant)

Enter the number of each observed

Damselfly Nymph: 

2

PT Group 3 (Fairly Tolerant)

Enter the number of each observed

Leech: 

4

PT Group 4 (Very Tolerant)

Enter the number of each observed

Blood Midge: 

1

Pollution Tolerance Index Rating

= 4*(Total # in PT Group 1) + 3*(Total # in PT Group 2) + 2*(Total # in PT Group 3) + 1*(Total # in PT Group 4)

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

PT Index Rating: 

60.0

Other Biological Indicators

Aquatic Plants

Chemical Assessment

Temperature

Avg. Temp.: 

53°F

pH

Avg. pH: 

6.5

Orthophosphate PO4-3: 

0.02mg/L

Dissolved Oxygen: 

10mg/L

Past 48 Hours: 

Overcast