Ohau River at Below Syphon

13.51 m3/s

12 hour average 13.49 m3/s | 90 day average 13.19 m3/s

Kowhai River at Below Orange Grove

1.04 m3/s

12 hour average 1.04 m3/s | 90 day average 1.47 m3/s

Waimakariri at Below Otarama

98.22 m3/s

12 hour average 101.12 m3/s | 90 day average 250.46 m3/s

Tekapo River at downstream Mary Burn Confluence

19.49 m3/s

12 hour average 19.23 m3/s | 90 day average 17.87 m3/s

Ashley River at Lees Valley

1.72 m3/s

12 hour average 1.71 m3/s | 90 day average 4.13 m3/s

Rangitata River at Klondyke

208.03 m3/s

12 hour average 212.74 m3/s | 90 day average 143.3 m3/s

Twizel River at Upstream Ohau River Confluence

9.93 m3/s

12 hour average 9.79 m3/s | 90 day average 9.48 m3/s

Ashburton River at SH1 Bridge

30.83 m3/s

12 hour average 31.45 m3/s | 90 day average 41.46 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 5.47 m3/s

Ashley River at Gorge

4.26 m3/s

12 hour average 4.27 m3/s | 90 day average 11.08 m3/s

Okuku River at Fox Creek

1.12 m3/s

12 hour average 1.18 m3/s | 90 day average 3.4 m3/s

Ashley River at SH1 Bridge

1.94 m3/s

12 hour average 1.97 m3/s | 90 day average 15.79 m3/s

Grays River at Days Bridge

4.34 m3/s

12 hour average 4.28 m3/s | 90 day average 4.5 m3/s

Pareora River at SH1

0.03 m3/s

12 hour average 0.03 m3/s | 90 day average 1.38 m3/s

Waimakariri River at Old Highway Bridge

130 m3/s

12 hour average 142.91 m3/s | 90 day average 236.08 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.51 m3/s

12 hour average 0 m3/s | 90 day average 0.53 m3/s

North Opuha River at Clayton Road Bridge

6.25 m3/s

12 hour average 6.15 m3/s | 90 day average 4.05 m3/s

Waihi River Downstream Barkers

0.11 m3/s

12 hour average 0.1 m3/s | 90 day average 0.41 m3/s

Ahaura River

77.2 m3/s

12 hour average 84.96 m3/s | 90 day average 214.06 m3/s

Grey River

46.2 m3/s

12 hour average 51.93 m3/s | 90 day average 66.75 m3/s

Arrow at Cornwall street Downstream

8.03 m3/s

12 hour average 7.03 m3/s | 90 day average 7.66 m3/s

Dart at The Hillocks

333.98 m3/s

12 hour average 174.86 m3/s | 90 day average 119.91 m3/s

Arawhata River

669.5 m3/s

12 hour average 284.92 m3/s | 90 day average 284.4 m3/s

Acheron River at Clarence

4.46 m3/s

12 hour average 4.92 m3/s | 90 day average 24.76 m3/s

Orikaka/Mackley River

5.9 m3/s

12 hour average 6.22 m3/s | 90 day average 23.89 m3/s