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Department of Water and Environmental Regulation HYSITREP V133 Output 19/05/2026 Page 1
HYSITREP - Site Summary Report
610001 - Margaret River - Willmots Farm
SITE DESCRIPTION
Site: 610001 Willmots Farm
Site Name: Margaret River - Willmots Farm
Infrastructure commenced: 1/05/1970 Ceased:
Grid Ref: Zone: 50
Easting: 320239.006 Northing: 6242549.507 Grid Datum: MGA2020 Map Grid of Australia 2020
Latitude: -33.942192111 33°56'31.9"S Longitude: 115.054894237 115°03'17.6"E Lat/Long Datum: GDA2020 Geocentric Datum of Australia 2020
Comment:
STATION DESCRIPTION
Control description:
Max Gauged Stage: 11.815
Max Gauge Date: 23/07/1986
D'stream from Dam: False
Catchment Area: 443.000
RATING TABLES
Var Var Start Start
From To Date Time Site Table
10.00 STAGE (m) 140 Discharge (m³/s) 20/05/1970 00:00 610001 12
10.00 STAGE (m) 140 Discharge (m³/s) 03/01/1978 00:00 610001 13
10.00 STAGE (m) 140 Discharge (m³/s) 13/04/1988 12:00 610001 10
10.00 STAGE (m) 140 Discharge (m³/s) 30/12/1992 06:00 610001 14
10.00 STAGE (m) 140 Discharge (m³/s) 01/01/1997 00:00 610001 15
24.00 Water Temp situ(°C) 1006 COND. COMP. FACTOR 01/01/1900 00:01 TEMPFACT 1
1005.00 CONDUCT. COMP.(mS/m) 1001 TDS - (mg/l) 01/01/1900 00:01 SWGEN 1
1008.00 CHLORIDE (mg/l) 1001 TDS - (mg/l) 01/01/1900 00:01 SWGEN 1
TIME-BASED TABLES
Var Interp Extend Back Extend Fwrd Date Value Qual
101.00 Stage - AHD (m) No Yes Yes 20/05/1970 00:00 43.56100 1
102.00 Stage - CTF (m) No Yes Yes 20/05/1970 00:00 10.00000 1
102.00 Stage - CTF (m) No Yes Yes 03/01/1978 00:00 9.99600 1
102.00 Stage - CTF (m) No Yes Yes 13/04/1988 12:00 9.98900 1
102.00 Stage - CTF (m) No Yes Yes 30/12/1992 06:00 9.98000 1
102.00 Stage - CTF (m) No Yes Yes 01/01/1997 00:00 9.92000 1
103.00 STAGE - Telemetry(m) No Yes Yes 01/07/2012 00:00 0.00000 10
998.00 Catch. Area (km²) No Yes Yes 01/05/1970 00:00 443.00000 10
998.00 Catch. Area (km²) No Yes Yes 01/06/2011 00:00 443.00000 10
GAUGINGS
108 gaugings between 02/03/1971 and 23/09/2025
BENCHMARKS
Date Bench RGLD Text
01/05/1970 1 14.438
01/05/1970 2 54.049
01/05/1970 3 10.488
25/05/2010 5 14.695
CROSS SECTIONS
Type Section Date Run SectNo
OT Other 0 02/02/1976 0 000001
IN Inlets 0 24/02/1976 0 000002
OT Other 0 06/04/1976 0 000003
OT Other 0 17/11/1969 0 000004
TR Travellerway 0 02/02/1976 0 000005
OT Other 0 26/06/1975 0 000006
XS Control 0 14/01/2010 0 000007
PERIOD OF RECORD (TS (A) ARCHIVE)
Department of Water and Environmental Regulation HYSITREP V133 Output 19/05/2026 Page 2
HYSITREP - Site Summary Report
610001 - Margaret River - Willmots Farm
Variable Start Date End Date
10.00 STAGE (m) 20/05/1970 18/05/2026
11.00 Stage Slope (m) 14/07/2009 29/09/2011
PERIOD OF RECORD (DISCRETE (GW) ARCHIVE) (no data found)