Zone 4: West Arm

Water quality in the West Arm was very good.

Zone 4 - West Arm wheel 2020

About West Arm

West Arm has extensive mangrove habitat, inter-tidal mudflats and large inter-tidal areas that are exposed on spring tides.

The West Arm reporting zone includes a series of large tidal creeks and Woods Inlet.

The western boundary of Darwin Harbour catchment comprises only minor rural development on Cox Peninsula.

West Arm is considered to be relatively undisturbed with stream inflows limited to wet season run-off from a largely intact undisturbed catchment.

The distribution of the data for all parameters is shown here as box and whisker plots.

For report card grades the median of the data (solid line in the box) is compared to the Water Quality Objective (dotted line) for each parameter.

Zone 4 - West Arm turbidity 2020
Zone 4 - West Arm dissolved Oxygen 2020
Zone 4 - West Arm Chlorophyll-a 2020
Zone 4 - West Arm filterable reactive phosphorus 2020Zone 4 - West Arm ammonia 2020Zone 4 - West Arm NOx 2020

Supplementary parameters

Zone 4 - West Arm salinity 2020 Zone 4 - West Arm temperature 2020 Zone 4 - West Arm pH 2020

Last updated: 12 October 2021

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