Module 2 Bechmark Location, Cross-sectional Survey, Stream Discharge
| Stream Name: CROSS CREEK | Survey Date: 2012-09-20 |
| Organization Name: Lake Babine Nation | Project Name: |
| Stream Segment #: | Stream Section #: |
| Data entered by: Leanne Miranda | Survey ID: 30 |
Step 1. Benchmark Location
| Directions to Benchmark: 400 m from the mouth of the creek
UTM 10u 0324924/ 6044085 m
undercut bank at 7.44 |
Step 2. Cross-Sectional Survey
| Latitude: | Longitude: |
| Location relative to benchmark: at benchmark | Photos Taken? no |
| Bankfull Channel Width: 7.44 | Average Bankfull Depth: 0.38 |
| Wetted Channel Width: 2.14 | Average Wetted Depth: 0.20 |
| Measurements taken every 1.00 metres | Number of measurements taken: 9 |
First and Last Measurements Taken .1m from the streambank edge
| Left Bank | 0.10 | 1.00 | 2.00 | 3.00 | 4.00 | 5.00 | 6.00 | 7.00 | 7.44 | Right Bank | Wetted Depth | 0.20 | 0.24 | 0.15 | Wetted Depth | |
| Bankfull Depth | 0.38 | 0.26 | 0.24 | 0.19 | 0.29 | 0.44 | 0.62 | 0.60 | Bankfull Depth |
Step 3. Stream Discharge
| Cross-sectional area of wetted stream (m2) | Discharge Wetted Width: 2.140 | Discharge Average Depth: 0.200 | = 0.428 | ||||
| Average Time (sec) | |||||||
| 56.000 | 90.000 | 75.000 | 48.000 | 72.000 | 341 | 68.20 | |
| Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Total Trials | / 5 | Average Time |
| Average Velocity (sec) | |||||||
| 10.000 | 68.20 | 0.147 | |||||
| Length (m) | Average Time (sec) | Average Velocity (m/sec) | |||||
| Average Stream Discharge (m3/sec) | |||||||
| 0.42800 | 0.14663 | x 0.8 | 0.00502 | ||||
| Cross sectional area (m2) | Average velocity (m/sec) | correction factor | Discharge (m3/sec) | ||||