Module 2 Bechmark Location, Cross-sectional Survey, Stream Discharge
| Stream Name: HASTINGS CREEK | Survey Date: 2017-08-12 |
| Organization Name: North Shore Streamkeepers | Project Name: Module two on N S st |
| Stream Segment #: | Stream Section #: |
| Data entered by: ZoAnn | Survey ID: 69 |
Step 1. Benchmark Location
| Directions to Benchmark: |
Step 2. Cross-Sectional Survey
| Latitude: 49.33950 | Longitude: -123.04700 |
| Location relative to benchmark: @ bm | Photos Taken? yes |
| Bankfull Channel Width: 6.40 | Average Bankfull Depth: 17.17 |
| Wetted Channel Width: 1.20 | Average Wetted Depth: 8.00 |
| Measurements taken every metres | Number of measurements taken: 12 |
First and Last Measurements Taken .1m from the streambank edge
| Left Bank | 0.10 | 0.30 | 0.50 | 0.80 | 1.00 | 1.20 | 2.00 | 3.00 | 4.00 | 5.00 | 6.00 | 6.20 | Right Bank | Wetted Depth | 10.00 | 10.00 | 9.00 | 7.00 | 1.50 | 0.50 | Wetted Depth |
| Bankfull Depth | 24.00 | 24.00 | 22.00 | 20.00 | 14.00 | 8.00 | 10.00 | 4.00 | 4.00 | 8.00 | 20.00 | 24.00 | Bankfull Depth |
Step 3. Stream Discharge
| Cross-sectional area of wetted stream (m2) | Discharge Wetted Width: 1.200 | Discharge Average Depth: 0.075 | = 0.090 | ||||
| Average Time (sec) | |||||||
| 34.500 | 36.000 | 35.500 | 33.500 | 36.290 | 175.79 | 35.16 | |
| Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Total Trials | / 5 | Average Time |
| Average Velocity (sec) | |||||||
| 3.000 | 35.16 | 0.085 | |||||
| Length (m) | Average Time (sec) | Average Velocity (m/sec) | |||||
| Average Stream Discharge (m3/sec) | |||||||
| 0.090 | 0.085 | x 0.8 | 0.006 | ||||
| Cross sectional area (m2) | Average velocity (m/sec) | correction factor | Discharge (m3/sec) | ||||