1980 July – 1981 May: Woori Yallock Creek. Pesticides detected: Dieldrin, 2,4,5-T, DDE, TDE, DDT

Warburton Highway Roadbridge - Woori Yallock Creek

Dieldrin detected; 17/7/80 0.02ug/L, 17/7/80 0.02ug/L, 30/7/80 0.03ug/L, 29/10/80 0.02ug/L, 12/11/80 0.03ug/L, 26/11/80 0.02ug/L, 23/12/80 0.01ug/L, 4/2/81 0.03ug/L

2,4,5-T detected; 4/3/81 0.08ug/L

Sediment analysis.

DDE detected; 30/7/80 0.03ug/L, 23/12/80 0.01ug/L, 15/5/81 0.05ug/L

TDE detected; 30/7/80 0.02ug/L, 23/12/80 0.01ug/L, 15/5/81 0.02ug/L

DDT detected; 30/7/80 0.02ug/L, 23/12/80 0.01ug/L, 15/5/81 0.04ug/L

Dieldrin detected; 30/7/80 0.01ug/L, 23/12/80 0.02ug/L, 15/5/81 0.08ug/L

Pilot Survey of pesticide levels in water and sediments of streams in agricultural catchments
Publication No:142 March 1982 Water Quality Branch Environment Protection Authority, 240 Victoria Parade, East Melbourne 3002

Warburton Highway Roadbridge – Woori Yallock Creek

Dieldrin detected; 17/7/80 0.02ug/L, 17/7/80 0.02ug/L, 30/7/80 0.03ug/L, 29/10/80 0.02ug/L, 12/11/80 0.03ug/L, 26/11/80 0.02ug/L, 23/12/80 0.01ug/L, 4/2/81 0.03ug/L

2,4,5-T detected; 4/3/81 0.08ug/L

Sediment analysis.

DDE detected; 30/7/80 0.03ug/L, 23/12/80 0.01ug/L, 15/5/81 0.05ug/L

TDE detected; 30/7/80 0.02ug/L, 23/12/80 0.01ug/L, 15/5/81 0.02ug/L

DDT detected; 30/7/80 0.02ug/L, 23/12/80 0.01ug/L, 15/5/81 0.04ug/L

Dieldrin detected; 30/7/80 0.01ug/L, 23/12/80 0.02ug/L, 15/5/81 0.08ug/L

Pilot Survey of pesticide levels in water and sediments of streams in agricultural catchments
Publication No:142 March 1982 Water Quality Branch Environment Protection Authority, 240 Victoria Parade, East Melbourne 3002