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Department of Water and Environmental Regulation HYSITREP V133 Output 14/11/2025 Page 1
HYSITREP - Site Summary Report
616234 - Bayswater Main Drain - Bassendean Road
SITE DESCRIPTION
Site: 616234 Bassendean Road
Site Name: Bayswater Main Drain - Bassendean Road
Infrastructure commenced: 25/01/2023 Ceased:
Grid Ref: Zone: 50
Easting: 397827.993 Northing: 6468237.517 Grid Datum: MGA2020 Map Grid of Australia 2020
Latitude: -31.917155031 31°55'01.8"S Longitude: 115.919302673 115°55'09.5"E Lat/Long Datum: GDA2020 Geocentric Datum of Australia 2020
Comment: Investigation site for the possible replacement of 616082. Initial project length is approximately
12 months
STATION DESCRIPTION
Control description:
Max Gauged Stage: 10.440
Max Gauge Date: 5/06/2023
D'stream from Dam: False
RATING TABLES
Var Var Start Start
From To Date Time Site Table
10.00 STAGE (m) 140 Discharge (m³/s) 25/01/2023 10:00 616234 1
10.00 STAGE (m) 140 Discharge (m³/s) 19/05/2023 12:00 616234 2
10.00 STAGE (m) 140 Discharge (m³/s) 11/10/2024 11:35 616234 5
10.00 STAGE (m) 140 Discharge (m³/s) 20/11/2024 12:25 616234 6
TIME-BASED TABLES
Var Interp Extend Back Extend Fwrd Date Value Qual
101.00 Stage - AHD (m) No No No 29/07/2020 00:00 -4.83100 1
102.00 Stage - CTF (m) No Yes Yes 25/01/2023 10:00 10.01410 1
102.00 Stage - CTF (m) No Yes Yes 19/05/2023 12:00 10.01000 1
102.00 Stage - CTF (m) No Yes Yes 11/10/2024 11:35 9.80000 1
102.00 Stage - CTF (m) No Yes Yes 20/11/2024 12:25 10.01000 1
103.00 STAGE - Telemetry(m) No Yes Yes 25/01/2023 00:00 0.00000 10
GAUGINGS
12 gaugings between 09/03/2023 and 17/09/2025
BENCHMARKS
Date Bench RGLD Text
29/07/2020 1 13.047
29/07/2020 2 8.216
CROSS SECTIONS
Type Section Date Run SectNo
XS Control 0 28/07/2023 0 000001
IN Inlets 0 28/07/2023 0 000002
TW Tailwater 0 28/07/2023 0 000003
IN Inlets 0 29/07/2024 0 000004
IN Inlets 0 25/03/2025 0 000005
IN Inlets 0 07/11/2025 0 000006
PERIOD OF RECORD (TS (A) ARCHIVE)
Variable Start Date End Date
10.00 STAGE (m) 25/01/2023 13/11/2025
11.00 Stage Slope (m) 25/01/2023 12/11/2025
PERIOD OF RECORD (DISCRETE (GW) ARCHIVE) (no data found)