Te hōhonu o ngā pāpuni o Tāmaki Makaurau
Auckland dam levels
The volume of water stored in our dams rises and falls throughout the year.
Extra easy does it on your water use, Auckland!
Tap into these tips and reduce your water use.
Where does your water come from?
In the week finishing 23 March, the proportion of water taken from each of the following sources to supply the metropolitan Auckland area was:
- Dams = 60.94%
- Waikato River = 38.11%
- Groundwater = 0.95%
How full are the dams?
Most of Auckland's drinking water comes from 10 dams in the Hūnua and Waitākere ranges.
- Historical average is based on data from the past three years
Total water storage
Last updated Sunday 30 March, 10:00 AM
1.79%74.9%Average for this time of year*
* Based on data from the climatological period 1991-2020
Total water storage by dam
How individual dams make up the total storage. Tap or hover to see how full the dam is in cubic metres.
- One cubic metre holds 1000 litres of water.
Water storage by dam
See how full a dam is compared with the same time last year. Select a date for comparison from the drop-down box.Waitakere
44.7%
36.3%
vs same time last yearUpper Nihotupu
25.7%
18.4%
vs same time last yearUpper Huia
27.3%
17.3%
vs same time last yearLower Nihotupu
64.6%
20.3%
vs same time last yearLower Huia
73.1%
20.2%
vs same time last yearCosseys
60.8%
22.8%
vs same time last yearWairoa
65.7%
16.4%
vs same time last yearUpper Mangatawhiri
55%
14.5%
vs same time last yearMangatangi
63.2%
14.4%
vs same time last yearHays Creek
55.5%
21.4%
vs same time last yearSize of our dams
Some of our dams are much larger than the others.
- One gigalitre is equal to one billion litres of water.
Storage trends over the past three years
Total water storage trends
Legend
Y % fullX Month
Click to hide specific years