Arawhata River

121.4 m3/s

12 hour average 125.48 m3/s | 90 day average 319.98 m3/s

Dart at The Hillocks

56.93 m3/s

12 hour average 60.53 m3/s | 90 day average 149.72 m3/s

Arrow at Cornwall street Downstream

2.98 m3/s

12 hour average 3.11 m3/s | 90 day average 6.79 m3/s

Grey River

49.9 m3/s

12 hour average 51.11 m3/s | 90 day average 77.81 m3/s

Ahaura River

69.4 m3/s

12 hour average 71.97 m3/s | 90 day average 146.4 m3/s

Orikaka/Mackley River

6.6 m3/s

12 hour average 7.9 m3/s | 90 day average 19.17 m3/s

Ohau River at Below Syphon

12.51 m3/s

12 hour average 12.48 m3/s | 90 day average 16.63 m3/s

Waihi River Downstream Barkers

24.55 m3/s

12 hour average 23.17 m3/s | 90 day average 2.22 m3/s

North Opuha River at Clayton Road Bridge

8.33 m3/s

12 hour average 10.54 m3/s | 90 day average 4.81 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.46 m3/s

12 hour average 0 m3/s | 90 day average 0.49 m3/s

Waimakariri River at Old Highway Bridge

147.34 m3/s

12 hour average 150.98 m3/s | 90 day average 188.9 m3/s

Ashley River at Lees Valley

10.7 m3/s

12 hour average 11.1 m3/s | 90 day average 3.57 m3/s

Kowhai River at Below Orange Grove

6.11 m3/s

12 hour average 6.52 m3/s | 90 day average 1.64 m3/s

Waimakariri at Below Otarama

138.75 m3/s

12 hour average 142.44 m3/s | 90 day average 202.89 m3/s

Tekapo River at downstream Mary Burn Confluence

21.99 m3/s

12 hour average 22.98 m3/s | 90 day average 30.11 m3/s

Pareora River at SH1

20.18 m3/s

12 hour average 20.47 m3/s | 90 day average 1.84 m3/s

Rangitata River at Klondyke

142.66 m3/s

12 hour average 146.74 m3/s | 90 day average 175.21 m3/s

Twizel River at Upstream Ohau River Confluence

28.26 m3/s

12 hour average 30.44 m3/s | 90 day average 11.59 m3/s

Ashburton River at SH1 Bridge

47.68 m3/s

12 hour average 51.04 m3/s | 90 day average 33.6 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 14.91 m3/s

Ashley River at Gorge

34.17 m3/s

12 hour average 37.05 m3/s | 90 day average 8.43 m3/s

Okuku River at Fox Creek

14.55 m3/s

12 hour average 15.78 m3/s | 90 day average 2.89 m3/s

Ashley River at SH1 Bridge

83.05 m3/s

12 hour average 84.92 m3/s | 90 day average 10.13 m3/s

Acheron River at Clarence

27.9 m3/s

12 hour average 29.25 m3/s | 90 day average 16.86 m3/s

Grays River at Days Bridge

5.54 m3/s

12 hour average 5.91 m3/s | 90 day average 4.08 m3/s