Module 2 Bechmark Location, Cross-sectional Survey, Stream Discharge

Stream Name: MACKAY CREEK Survey Date: 2014-08-26
Organization Name: PSKF Project Name: ISMP
Stream Segment #: Stream Section #:
Data entered by: ZoAnn Morten Survey ID: 47

Step 1. Benchmark Location

Directions to Benchmark: Heywood Park come into creek on right bank 9.7m upstream of the hatchery chain link fence at larg tree

Step 2. Cross-Sectional Survey

Latitude: 49.19000 Longitude: -123.05000
Location relative to benchmark: at Photos Taken? yes
Bankfull Channel Width: 8.50 Average Bankfull Depth: 26.23
Wetted Channel Width: 6.20 Average Wetted Depth: 10.83
Measurements taken every 0.50 metres Number of measurements taken: 15

First and Last Measurements Taken .1m from the streambank edge

Left Bank 0.10 1.00 2.00 2.70 3.50 4.00 4.50 5.00 5.50 6.00 6.50 7.00 7.50 8.00 8.45 Right Bank
Wetted Depth 3.00 5.00 8.00 4.00 6.00 7.00 10.00 0.00 26.00 31.00 20.00 10.00 Wetted Depth
Bankfull Depth 19.00 20.50 15.00 18.00 20.00 22.00 18.00 22.00 23.00 25.00 12.00 42.00 49.00 39.00 30.00 Bankfull Depth

Step 3. Stream Discharge

Cross-sectional area of wetted stream (m2)
Discharge Wetted Width: 6.200 Discharge Average Depth: 0.100 = 0.620
Average Time (sec)
37.000 32.000 30.000 31.000 30.000 160 32.00
Trial 1 Trial 2 Trial 3 Trial 4 Trial 5 Total Trials / 5 Average Time
Average Velocity (sec)
10.000 32.00 0.313
Length (m) Average Time (sec) Average Velocity (m/sec)
Average Stream Discharge (m3/sec)
0.620 0.313 x 0.8 0.155
Cross sectional area (m2) Average velocity (m/sec) correction factor Discharge (m3/sec)