sands of low productivity. Dandaragan 1 the Land mostly rising likely major long term high Rising groundwater trends occur Plateau (6) Monitor throughout this hydrozone. At mapping many sites, groundwater is less product than 10m deep. Salinity is actively did not spreading in an area south-west of produce a Moora (west Gillingarra). It is likely reliable that salinity will continue to spread estimate with major consequences in the for this long term. As well as high quality hydrozone agricultural land, there are high value biodiversity assets at risk. Northern 6 30 variable likely moderate medium moderate The salinity risk is moderate Zone of term because rising groundwater trends Ancient continue to occur throughout the Drainage (7) hydrozone. Therefore, it is likely that salinity will continue to spread. The development and spread of salinity is slow and incremental with moderate consequences. Northern 6 24 variable likely moderate medium moderate Most bores in low landscape Zone of term positions have shallow, stable Rejuvenated groundwater levels, fluctuating Drainage (8) seasonally in response to rainfall and evaporation. In mid to upper landscape positions, most bores with groundwater deeper than 5m have falling or stable trends.
sands of low productivity. Dandaragan Plateau (6) 1 the Land Monitor mapping product did not produce a reliable estimate for this hydrozone mostly rising likely major long term high Rising groundwater trends occur throughout this hydrozone. At many sites, groundwater is less than 10m deep. Salinity is actively spreading in an area south-west of Moora (west Gillingarra). It is likely that salinity will continue to spread with major consequences in the long term. As well as high quality agricultural land, there are high value biodiversity assets at risk. Northern Zone of Ancient Drainage (7) 6 30 variable likely moderate medium term moderate The salinity risk is moderate because rising groundwater trends continue to occur throughout the hydrozone. Therefore, it is likely that salinity will continue to spread. The development and spread of salinity is slow and incremental with moderate consequences. Northern Zone of Rejuvenated Drainage (8) 6 24 variable likely moderate medium term moderate Most bores in low landscape positions have shallow, stable groundwater levels, fluctuating seasonally in response to rainfall and evaporation. In mid to upper landscape positions, most bores with groundwater deeper than 5m have falling or stable trends.
Groundwater%20trend%20analysis%20and%20salinity%20risk%20assessment%20for%20the%20south-west%20agricultural%20region%20of%20Western%20Australia%20-%20RMTR%20388%20%28Word%208.5MB%29.docx