Module 2 Bechmark Location, Cross-sectional Survey, Stream Discharge
| Stream Name: PIERRE CREEK | Survey Date: 2013-08-13 |
| Organization Name: Lake Babine Nation | Project Name: |
| Stream Segment #: | Stream Section #: |
| Data entered by: Leanne Miranda | Survey ID: 31 |
Step 1. Benchmark Location
| Directions to Benchmark: UTM: u 0315452/6057552 |
Step 2. Cross-Sectional Survey
| Latitude: | Longitude: |
| Location relative to benchmark: at benchmark | Photos Taken? no |
| Bankfull Channel Width: 10.35 | Average Bankfull Depth: 0.29 |
| Wetted Channel Width: 6.46 | Average Wetted Depth: 0.14 |
| Measurements taken every 1.00 metres | Number of measurements taken: 14 |
First and Last Measurements Taken .1m from the streambank edge
| Left Bank | 0.10 | 1.00 | 2.00 | 3.00 | 3.90 | 4.00 | 5.00 | 6.00 | 7.00 | 8.00 | 9.00 | 10.00 | 10.30 | 10.50 | Right Bank | Wetted Depth | 0.02 | 0.03 | 0.07 | 0.13 | 0.16 | 0.23 | 0.32 | 0.14 | Wetted Depth |
| Bankfull Depth | 0.06 | 0.14 | 0.14 | 0.22 | 0.21 | 0.22 | 0.23 | 0.28 | 0.32 | 0.44 | 0.58 | 0.48 | 0.34 | 0.38 | Bankfull Depth |
Step 3. Stream Discharge
| Cross-sectional area of wetted stream (m2) | Discharge Wetted Width: 6.460 | Discharge Average Depth: 0.160 | = 1.034 | ||||
| Average Time (sec) | |||||||
| 28.100 | 27.400 | 30.300 | 25.400 | 27.800 | 139 | 27.80 | |
| Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Total Trials | / 5 | Average Time |
| Average Velocity (sec) | |||||||
| 10.000 | 27.80 | 0.360 | |||||
| Length (m) | Average Time (sec) | Average Velocity (m/sec) | |||||
| Average Stream Discharge (m3/sec) | |||||||
| 1.03360 | 0.35971 | x 0.8 | 0.02974 | ||||
| Cross sectional area (m2) | Average velocity (m/sec) | correction factor | Discharge (m3/sec) | ||||