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Department of Water and Environmental Regulation HYSITREP V117 Output 18/04/2021 Page 1 HYSITREP - Site Summary Report 615062 - Avon River - Northam Weir SITE DESCRIPTION Site: 615062 Northam Weir Site Name: Avon River - Northam Weir Infrastructure commenced: 1/09/1913 Ceased: Grid Ref: Zone: 50 Easting: 468890.000 Northing: 6498610.000 Grid Datum: MGA94 Map Grid of Australia 1994 Latitude: -31.647305560 31°38'50.3"S Longitude: 116.671888590 116°40'18.8"E Lat/Long Datum: GDA94 Geodetic Datum of Australia 1994 Comment: STATION DESCRIPTION Control description: Max Gauged Stage: 11.321 Max Gauge Date: 26/07/1983 D'stream from Dam: False Catchment Area: 6717.350 RATING TABLES Var Var Start Start From To Date Time Site Table 10.00 STAGE (m) 140 Discharge (m³/s) 01/01/1977 00:00 615062 7 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 Date Value Qual 101.00 Stage - AHD (m) No Yes 01/01/1977 00:00 135.88400 2 102.00 Stage - CTF (m) No Yes 01/01/1977 00:00 9.99400 1 103.00 STAGE - Telemetry(m) No Yes 01/01/2006 00:00 0.00000 10 998.00 Catch. Area (km²) No Yes 01/09/1913 00:00 6717.35000 10 998.00 Catch. Area (km²) No Yes 01/06/2011 00:00 6717.35000 10 GAUGINGS 51 gaugings between 20/06/1977 and 16/02/2017 BENCHMARKS Date Bench RGLD Text 01/09/1913 1 149.666 01/09/1913 2 13.782 14/12/1999 4 149.912 14/12/1999 5 14.028 CROSS SECTIONS Type Section Date Run SectNo IN Inlets 0 26/04/1977 0 000001 OT Other 0 30/03/1977 0 000002 XS Control 1 13/05/1991 1 000003 XS Control 1 12/02/1992 1 000004 OT Other 0 27/04/1977 0 000005 XS Control 0 30/03/1977 0 000006 XS Control 0 13/03/2009 0 000007 XS Control 0 19/09/2014 0 000008 PERIOD OF RECORD (TS (A) ARCHIVE) Variable Start Date End Date 10.00 STAGE (m) 01/01/1977 17/04/2021 10.13 STAGE (m) S type chart 10/10/1988 16/01/1989 10.31 STAGE (m) Provisional 08/01/2012 08/01/2012 24.00 Water Temp situ(°C) 28/04/1995 16/02/2021 80.00 Cond Comp in µs/cm 28/04/1995 16/02/2021 86.14 Cond uncomp in µS/cm Preserved 28/04/1995 19/09/2014 Department of Water and Environmental Regulation HYSITREP V117 Output 18/04/2021 Page 2 HYSITREP - Site Summary Report 615062 - Avon River - Northam Weir PERIOD OF RECORD (DISCRETE (GW) ARCHIVE) (no data found)