Chemical: Hexazinone

2018-2024: Evanswood Basin, Yackandandah (Vic)
2019/24: Bathurst, Macquarie River Water Filtration Weir Pool
2022/23: Proserpine Water Supply.
2022/23 Coastal WTP (Qld) Atrazine-2-Hydroxy, Hexazinone
7/7/23: Are Queenslanders Microdosing on Weedkillers in their Drinking Water?
8/11/23: An Impossible Dream. Sustainable Pesticide Management in Great Barrier Reef Catchments
16/10/23: Tasmanian Government Downplays Pesticide Monitoring
2020: South Ballina (NSW). Pesticides in water and oysters
2020: Empire Vale 2/Richmond River (NSW). Pesticides in water and oysters
2020: Empire Vale 1/Richmond River (NSW). Pesticides in water and oysters
2012/22: Wodonga Creek, Wodonga. Pesticides: Multiple
2012/22: Wahgunyah (Murray River, Victoria). Pesticides Atrazine, Terbutryn, MCPA, Simazine, Triclopyr, Trichlorfon, Hexazinone, Dicamba
2012/24: Lake Hume at Bethanga Bridge, Bellbridge.
2012-24: Reserve Basin at Inlet to Beechworth.
2012/18: Nine Mile Creek, Yackandandah. Hexazinone
7/8/18: North Esk River (Tasmania). Hexazinone
14/8/18: Coles Bay (Tasmania). Hexazinone
3/7/18: Ringarooma (Tasmania). Hexazinone
2013/2023: Coochin Creek at Mawsons Road (Qld). Pesticides: Multiple
2017/2023: Mary River at Churchill Street, Maryborough (Qld). Pesticides: Multiple
2017/2023: Gregory River, Jarrets Road (Qld). Pesticides: Multiple
2019/2023: Stockyard Creek at Wallerawang (Qld). Pesticides: Multiple
2019/2023: Elliott River at Dr Mays Crossing (Qld). Pesticides: Multiple
2019/2023: Yellow Waterholes Creek (Qld). Pesticides: Multiple
2019/2023: Spliters Creek at Henkers Road (Qld). Pesticides: Multiple
2019/2023: Welcome Creek at Gooburrum Road (Qld). Pesticides: Multiple
2019/2023: Moore Park Drainage (Qld). Pesticides: Multiple
2019/2023: Fairydale Drainage at Norton Road, Moore Park Beach. Pesticides: Multiple
2019/2023: Kolan River at Barrage, Avondale (Qld). Pesticides: Multiple
2017/2020: Kolan River at Booyan Boat Shed (Qld). Pesticides: Multiple
2016/2023: MacKenzie River at Rileys Crossing. Pesticides: Multiple
2017/2023: Plane Creek at Sucrogen Weir (Qld). Pesticides: Multiple
2016/2023: O’Connell River at Staffords Crossing (Qld). Pesticides: Multiple
2014/2023: O’Connell River at Caravan Park (Qld). Pesticides: Multiple
2016/2023: Proserpine River at Glen Isla (Qld). Pesticides: Multiple
2017/2023: Don River, Bowen (Qld). Pesticides: Multiple
2017/2023: East Barratta Creek at Jerona Road (Qld). Pesticides: Multiple
2017/2023: Haughton River at Giru Tailwater. Pesticides: Multiple
2018/2023: Murray River at Bilyana (Qld). Pesticides: Multiple
2021: Forrest Beach (Qld). Pesticides: Atrazine, Desethyl Atrazine, Hexazinone
2021: Macknade (Queensland). Pesticides: Atrazine, Desethyl Atrazine, Hexazinone
2015/2022: Johnstone River at Coquette Point. Pesticides: Multiple
2012/2023: North Johnstone River at Goondi (Innisfail Qld). Pesticides: Multiple
2014/23: Russell River at East Russell (Qld). Pestides: Multiple
2013/23: Mulgrave River at Deerel (Queensland). Pesticides: Multiple (2515 detections)
2017-2023: Mossman River at Bonnie Doon. Pesticides: Multiple
2017-2023: Daintree River at Lower Daintree. Pesticides: Multiple
4 Dec 2022: Court Verdict Spray Drift Holey Plains State Forest. Pesticides: Glyphosate, AMPA, Metsulfuron Methyl, Hexazinone
Oct/Nov 2022: Snowy River at Marlo. Pesticides: Hexazinone, Simazine, Captan
October 2022: Snowy River at Orbost. Pesticides: Hexazinone, Simazine, Dicamba
2022: Snowy River at Bete Bolong. Pesticides: Hexazinone, Dicamba
Oct/Nov 2022: Campaspe River at Kyneton. Hexazinone, MCPA
2015/20: Ingham (Qld) Drinking Water Bore Water. Pesticides: Atrazine, 2,4-D, Dalapon, Imidacloprid, Desethylatrazine, Hexazinone
2019/20: Bundaberg WSA (Queensland). Hexazinone, 2,4-D
2019/23: Gin Gin Reservoir (Queensland). Pesticides: Hexazinone, 2,4-D, Dalapon, N-Buthylbenzenesulfonamide
2019/22: Gooburrum Reservoir (Queensland). Pesticide: Hexazinone, Dalapon, Tebuthiuron
2019/23: Lake Monduran Reservoir (Queensland). Pesticides: Hexazinone, 2,4-D, Dalapon
2012/19: Warra Weir (Queensland). Pesticides: Atrazine, Atrazine, 2-Hydroxy, DEET, Desethyl Atrazine, Diuron, Fluroxypyr, Hexazinone, Imidacloprid, Metolachlor, Metolachlor-OXA, Simazine, Tebuthiuron, Terbuthylazine
2012/19: Gil Weir, Miles (Queensland). Pesticides: Atrazine, DEET,Desethyl Atrazine , Hexazinone, Imidacloprid, Metolachlor, Tebuthiuron, Tris (chloropropyl) Phosphate Isomers
2012/19: Condamine Weir (Queensland). Pesticides: Ametryn, Atrazine, Desethyl Atrazine, DEET, Desisopropyl Atrazine, Atrazine, 2-Hydroxy, Diuron, Fluroxypur, Hexazinone, Imidacloprid, Metolachlor, Metolachlor-OXA,Tebuthiuron,
2012-2017 – Condamine River, Chinchilla. Pesticides: Multiple
2012-2023: Bell Water Supply (Queensland).
2013/23: Nebo Road Water Treatment Plant (Mackay, Queensland). Pesticides: Atrazine, Dinoseb, Diuron, Hexazinone, Metolachlor
2017/23: Marian Water Treatment Plant (Queensland). Pesticides: Atrazine, Dinoseb, Diuron, Hexazinone, Metolachlor
2018 July: Northern Adelaide Irrigation Scheme (South Australia) – Hexazinone
2017 December. Mackay Catchment (Queensland). Pesticides: Chlorpyrifos, DEET, Imidacloprid, 2,4-D, Atrazine, Diuron, Hexazinone, MCPA, Metolachlor, 4-Nonylphenol-mono-ethoxylate, 4-Nonylphenol-di-ethoxylate
2017 April: Burnett-Mary Catchment (Queensland. Pesticides: Imidacloprid, 2,4-D, Atrazine, Diuron, Hexazinone, Metolachlor, 4-Nonylphenol-mono-ethoxylate, 4-Nonylphenol-di-ethoxylate, Metalaxyl
2017 March: Clarence Catchment (New South Wales). Pesticides: Chlorpyrifos, 2,4-D, Atrazine, Diuron, Hexazinone, Metolachlor, Tebuthiuron,
2016/18: Ringarooma (Dunns Dam/Ringarooma). Pesticide: Hexazinone
2016/18: Gladstone (Tasmania). Pesticides: 2,4-D, MCPA, Dicamba, Metsulfuron Methyl, Sulfometuron Methyl
2016/24: Glenelg Waste Water Treatment Plant (South Australia). Pesticides: Multiple
2016/23: Branyan Water Treatment Plant (Bundaberg-Qld). Pesticides: Multiple
2014/23: River Park Reservoir (Queensland). Pesticides: Multiple
2014/23: Wallaville Reservoir (Wallaville, Queensland). Pesticides: Multiple
2013/23: Gregory River Reservoir (Childers/Woodgate, Qld). Pesticides: Atrazine, Diuron, Metolachlor, Hexazinone
2013/23: Kalkie Reservoir (Kalkie, Queensland). Pesticides: Multiple
2013/23: Vecellios Road Reservoir (Moore Park, Queensland). Pesticide: Multiple
2015/16+2021/23: Tieri Water Supply(Queensland).
2015/23: Duaringa Water Supply (Queensland).
2015/23: Dingo Water Supply (Queensland).
2015/23: Comet Water Supply (Queensland).
2014-18: Moura Water Treatment Plant (Queensland). Pesticides: Atrazine, Dicofol, Endosulfan (Total), Endosulfan (Lactose), Endrin, Hexazinone, Metolachlor, Simazine, Tebuthiuron, Azinphos Methyl
2014-15: Moura – Dawson River (Queensland). Pesticides: Atrazine, Endosulfan (Total), Endosulfan (Lactose), Hexazinone, Metoloachlor, Tebuthiuron, Terbuthylazine
2014-15: Dawson River (SW) (Queensland). Pesticides: Atrazine, Chlordane, DEET, Desethyl Atrazine, Dicofol, Diuron, Hexazinone, Metolachlor, Tebuthiuron
2014-15: Baralaba WTP (Queensland). Pesticides: Atrazine, Desethyl Atrazine, Dicofol, Hexazinone, Metolachlor, Tebuthiuron,
2012/23: Miles Water Treatment Plant (Queensland)
2015/23: Warra Water Treatment Plant (Queensland).
2013/23: Jandowae Water Treatment Plant (Queensland)
2015/23: Condamine Water Treatment Plant (Qld).
2013/23: Chinchilla Water Treatment Plant (Qld).
2013/24: Giru/Cungulla Drinking Water (Queensland). Pesticides: Atrazine, Desethylatrazine, Hexazinone, Metolachlor, Diuron, Imidacloprid, Desisopropyl Atrazine
2012 Oct-Nov: Adjungbilly Creek (NSW). Pesticides: Atrazine, Hexazinone, Simazine
2012 Oct-Nov: Adjungbilly Creek: Atrazine, Hexazinone
November 2012: Adjungbilly Creek NSW. Pesticides: Atrazine, Hexazinone
2012-2018: Walkers Saddle Yackandandah. Pesticides: Hexazinone, Triclopyr
1989: Loch Valley Plantations – getting ready to spray
2014-2015: Stone River (North Queensland) Pesticides: Multiple
2014-2015: Gangami Rd (Qld). Pesticides: Multiple
2014-2015: Boundary Creek Qld. Pesticides: Multiple
2011/2023: Pioneer River at Dumbleton Pump. Pesticides: Multiple
2011/2023: Baratta Creek at Northcote (Queensland). Pesticides: Multiple
2013 Dec – 2014 Mar: Edmonton WWTP Qld. Pesticides: Multiple
2013 Dec – 2014 Mar: Southern WWTP Warep Qld. Pesticides: Multiple
2009 Nov – 2010 Apr: Corner Inlet Marine National Park. Pesticides: Multiple
2014 July – August. Lockyer Lake (Qld). Pesticides: Multiple
2014 Jul -2015 Feb: Rathdowney Weir (Qld). Pesticides: Multiple
2014 Jul – 2015 Feb: Logan River @ Helen Street. Pesticides: Multiple
2014 July – 2015 Feb: Logan River @ Koorablbyn. Pesticides: Multiple
2014 July- 2015 Feb: Moogerah Dam (Qld). Pesticides: Multiple
2014 July – 2015 Feb: Reynolds Creek Boonah (Qld). Pesticides: Multiple
2014 Jul – 2015 Feb: Wyaralong Dam Wall. Pesticides: Multiple
2014 July – 2015 Apr + 2018: North Pine River at Dayboro. Pesticides: Multiple
2014 July – 2015 Feb. Mid Brisbane River @ Mt.Crosby. Pesticides: Multiple
2014 July – 2015 Feb: Lowood Intake (Qld). Pesticides: Multiple
2014 July – 2015 Feb: Lockyer Creek at Lake Clarendon Way. Pesticides: Multiple
2014 July – 2015 Feb: Wivenhoe Dam Wall (Qld). Pesticides: Multiple
2014 July – 2015 Feb: Wivenhoe Dam @ Esk Profiler. Pesticides: Multiple
2015 Jan – Feb: Somerset Dam Wall (Qld). Pesticides: Multiple
2015 Jan – Feb + 2018: Kirkleagh (Qld). Pesticides: Multiple
2014 July-2015 Feb + 2018: Kilcoy WTP Offtake. Pesticides: Multiple
2006/7 Lower Burdekin, Mackay-Whitsunday, Tully Regions. Pesticides: Multiple
1994 Spring: Lisle Creek (Tasmania). Pesticide: Hexazinone
1994 Spring: Little Henty River (Tas). Pesticide: Hexazinone
2011-2013: Herbert River Queensland. Pesticides: Multiple
2012-13: Boundary Creek/Herbert River Qld. Pesticides: Hexazinone, Diuron
2013 December: Gisborne Stormwater Drain. Pesticides: Multiple
2003: McCreadys Creek Mackay Qld. Pesticides: Diuron, Ametryn, Hexazinone, Tebuthiuron, Simazine
2006: Johnstone River Qld (offshore). Pesticides: Diuron, Atrazine, Hexazinone, Tebuthiuron
2011: North Johnstone River (Qld). Pesticides: Diuron, Simazine, Atrazine, Hexazinone, Tebuthiuron, Pendimethalin
2013 December – 2014 March: Picnic Crossing (Lake Tinaroo) Qld. Pesticides: Multiple
2012 – 2013: Burnett River (Qld) at Ben Anderson Barrage Head: Pesticides: Ametryn, Atrazine, Diuron, Hexazinone, Tebuthiuron
2011 – 2023: Fitzroy River at Rockhampton. Pesticides: Multiple
2011/2023: Sandy Creek at Homebush (Qld). Pesticides: Ametryn, Atrazine, Diuron, Hexazinone
2011/23: Burdekin River at Home Hill Inkerman Bridge (Qld). Pesticides: Multiple
2011/2022: Herbert River Ingham (Qld). Pesticides: Multiple
2011-2023: Tully River at Euramo (Qld). Pesticides: Multiple
2013 August – 2017 February: Currie (King Island) Tasmania. Pesticides: 2,4-D, Alpha-Cypermethrin, Chlorothalonil, Glyphosate, Hexazinone, Atrazine
2013-4: Swanbank Power Station – Western Corridor Recycled Water. Pesticides: Multiple
2011/12 August: Barratta Creek (Qld). Pesticides: Multiple.
2014 – 2018: Bridport (Tas) Drinking Water. Pesticide: MCPA, 2,4-D, Simazine, Hexazinone
1988 January: Highton (Vic) SEC spraying damages garden. Pesticide: Hexazinone/Diuron
1989 July: Collie River (WA). Pesticides: Atrazine, Hexazinone.
1989 July: Balingup Brook (WA). Pesticides: Hexazinone, Atrazine
1989 July – 1989 August: Maidments site (Blackwood River) WA. Pesticides: Atrazine, Hexazinone.
1989 August: Blackwood River (WA). South of Nannup. Pesticide: Hexazinone
2013 January: Tully River. Pesticides: Atrazine, Diuron, Hexazinone, Imidacloprid
2013 March: Palm Island South. Pesticides: Atrazine, Diuron, Hexazinone
2012 May – 2013 April: North Keppel Island (Qld). Pesticides: Multiple
2012 May – 2013 April: Sarina Inlet (Qld). Pesticides Multiple
2012 May – 2013 May: Outer Whitsunday Islands. Pesticides: Multiple
2012 June – 2012 September: Pioneer Bay (Qld). Pesticides: Ametryn, Atrazine, Diuron, Hexazinone, Tebuthiuron, Terbutryn
2012 May – 2013 May: Cape Cleveland (Qld). Pesticides: Multiple
2012 May – 2013 May: Magnetic Island (Qld). Pesticides: Multiple
2012 May – 2013 May: Orpheus Island (Qld). Pesticides: Multiple
2013 February – 2013 April: Crees Creek (Qld). Pesticides: Multiple
2012 December – 2013 April: Dickson Inlet (Qld). Pesticides: Multiple
2012 April – 2013 May: Dunk Island (Qld). Pesticides: Multiple
2012 May – 2013 May: Normanby Island (Qld). Pesticides detected: Multiple
2012 September – 2013 April: Fitzroy Island (Qld). Pesticides: Multiple
2012 May – 2013 May: Green Island (Qld). Pesticide detections: Multiple
2012 August – 2013 February: Low Isles Queensland. Pesticide: Ametryn, Atrazine, Diuron, Hexazinone, Simazine, Tebuthiuron, Metolachlor
2006 September – 2007 August: Bull Creek (WA). Pesticides: Multiple
2006 September – 2007 August: Corfield Street, Southern River, WA. Pesticides: Multiple
2006 September – 2007 May: Mills Street Compensating Basin, Welshpool (WA). Pesticides: Multiple
2006 September – 2007 August. Liege Street Wetland (WA). Pesticides: Multiple.
2006 September – 2007 August: Belmont South (WA). Pesticides: Multiple.
2006 September – 2007 August: Perth Airport Main Drain. Pesticides: Multiple
2007 January – 2007 August: Helena River (WA). Pesticides: Multiple
2006 September – 2007 August: Bayswater Main Drain (WA). Pesticides: Multiple
2010 April: Truganina Swamp, Altona (Vic). Pesticides; Atrazine, Hexazinone, Simazine, Terbutryn, Desisopropylatrazine, Metalaxyl
2010 + 2015: Cherry Lake, Altona (Vic). Pesticides: Multiple
2009 September – 2010 January: Meadow Heights (Vic). Pesticides: Multiple
2009 September – 2010 January: Merri Creek Clifton Hill. Pesticides: Multiple
2004 – 2007: Cascades Water Filtration Plant (Katoomba): Pesticides 2,4-D, Hexazinone
2009-2010: Yarra River (approximate locations). Pesticides detected: Australian record?
2007 September – 2010 July: Lorne (Vic). Pesticide detected: Hexazinone, 2,4-D
2007 November – December: Latrobe River near Rosedale. Pesticides detected: Simazine, Hexazinone.
1998 – 2000 + 2022: Barossa Water Treatment Plant. Pesticides detected: Atrazine, Hexazinone, Diazinon, MCPA.
1999 + 2015 + 2022: Murray Bridge, Murray River. Pesticide detections: Hexazinone, Simazine, MCPA.
1999 June: Morgan, Murray River. Pesticide detected: Hexazinone.
1999 May: Loxton (SA) Murray River. Pesticide Detected: Hexazinone.
1999 – 2024: Little Para River Snake Gully Bridge (SA). Pesticides detected: Hexazinone, Simazine, Chlorthal-Dimethyl, MCPA, Triclopyr, Picloram, Metsulfuron Methyl.
1998 – 2022: Barossa Weir. Pesticides detected: Atrazine, Hexazinone, Diazinon, Simazine, MCPA, Metsulfuron Methyl.
2010 December: Winnaleah (Tas). Pesticide detected: Hexazinone.
2009 September: White Kangaroo Rivulet (Tas). Pesticide detected: Hexazinone.
2005 July – 2014 July: Rubicon River (Tas). Australia’s highest reading for MCPA Jan 14 2014.
2007 January: Inglis River (Tas). Pesticide Detected: Hexazinone.
2009 September: Coal River at Baden (Tas). Pesticide Detected: Hexazinone.
2005 January – 2005 March. Hexazinone Pollution Bungal Creek
2006 March: Hexazinone Pollution East Moorabool River
2005 March: Montpellier Basin #4 Hexazinone Detection
2005 March: Hexazinone detected at Bannockburn Basin.
2005 March – 2007 October: Hexazinone Pollution Bostok Reservoir
2005 January – 2007 October: Hexazinone Pollution Korweinguboora Outlet
2005 March: Korweingboora Reservoir: Hexazinone highest level
2006 January – 2011 June: Moorabool Treatment Plant Geelong Water Supply
2005 January – 2005 March: Hexazinone Pollution Stony Creek Reservoir 2 (Geelong Water Supply)
2003 August – 2011 July: Stony Creek Reservoir #3 Pesticide Detections: 2,4-D, Hexazinone, Atrazine
2000-2002: Rosedale (Vic) Death of 100 old growth Red Gums. Pesticides: Atrazine and Hexazinone.
2009 March: Hobart – Derwent River. Pesticide Detected: Hexazinone and Atrazine
2007 June: Joondalup (WA) Groundwater Polluted. Pesticide Detected: Hexazinone.
2007 March: Inglis River (Tas): Pesticide Detected: Hexazinone.
1989 October: Loch Valley (Victoria). Noojee Water Supply. Pesticide detected: Hexazinone.
1989 October: Neerim East Plantations. Pesticide Detected: Hexazinone.
2015 January: Feminsation of Male Fish Queensland – Herbert River
2015 January: Feminisation of Male Fish Queensland – Haughton River
2015 January: Feminisation of Male Fish Queensland – Tully.
1993 November: Shephards Flat Plantation Spraying leading to spray drift covering 500 sq km. Pesticide detected: Hexazinone.
1993 November: Creswick Plantations Sprayed – eventually leading to spray drift covering 500 sq km. Pesticide: Hexazinone.
1993 December – 1994 March: Ballarat and 500 sq km of central Victoria impacted by plantation spray drift: Pesticide: Hexazinone
1985 November – 1986 March: Stanley (Vic) Velpar (Hexazinone) Incident.
1999-2000: Lock 9 Murray River (Vic). Pesticide Detected: Hexazinone.
1999 -2012 + 2023 September: Mannum (SA). Pesticide Detected: Hexazinone, Simazine, Chloropicrin
1998 July – 2017 October: Warren Reservoir (SA). Pesticides detected: Atrazine, Hexazinone, Simazine, MCPA, Clopyralid, Metsulfuron Methyl.
1998 – 2022: South Para Reservoir. Pesticides detected: Atrazine, Hexazinone, MCPA, Triclopyr, Metsulfuron Methyl.
1997 December – 2000 November: Barossa Reservoir. Pesticides detected: Atrazine, Hexazinone, Simazine.
2004 December – 2008 October: Korweinguboora Plantation Pollution. Pesticide: Hexazinone
1996: Callide Valley Queensland Groundwater. Pesticides detected: Atrazine and Hexazinone.
2001 November + 2014/23: Dalby Water Treatment Plant (Queensland).
2011 + 2017/2023: Burnett River Bundaberg (Qld). Pesticides: Multiple
2011/2023: Multiple Pesticides Detected in Comet Weir Queensland
2011: Pesticide detections Pioneer River Queensland
2011: Pesticide Detections Sandy Creek (Mackay) Queensland
2011: Suttor River/Burdekin River pesticide detections
2008/9: Pesticides detected in Murray River Queensland
2011: Tully River Queensland pesticide detections.
2012 March: Pesticides in Groundwater Lower Burdekin River Floodplain
2012 November: Katherine River Trial Pesticide Monitoring
2013 February: Great Barrier Reef Pesticide Fact Sheet