Walwa Drinking Water Supply (Murray River)
3/6/13: 2,4-D 0.01ug/L
3/6/13: Atrazine 0.02ug/L
3/6/13: MCPA 0.02ug/L
3/6/13: Triclopyr 0.03ug/L
20/1/20: Murray River, Walwa – Triclopyr 0.02µg/L
19/7/21: Murray River, Walwa – Simazine 0.04µg/L
19/7/21: Murray River, Walwa – MCPA 0.13µg/L
19/7/21: Murray River, Walwa – Atrazine 0.02µg/L
19/7/21: Murray River, Walwa – Triclopyr 0.02µg/L
10/1/22: Murray River, Walwa – Triclopyr 0.01µg/L
10/1/22: Murray River, Walwa – Atrazine 0.02µg/L
25/7/22: Murray River, Walwa – MCPA 0.03µg/L
8/8/22: Murray River, Walwa – MCPA 0.12µg/L
8/8/22: Murray River, Walwa – Atrazine 0.04µg/L
8/8/22: Murray River, Walwa – Simazine 0.04µg/L