Grey River

46.4 m3/s

12 hour average 46.28 m3/s | 90 day average 76.51 m3/s

Ahaura River

61.6 m3/s

12 hour average 62.08 m3/s | 90 day average 132.05 m3/s

Orikaka/Mackley River

3.6 m3/s

12 hour average 3.81 m3/s | 90 day average 15.26 m3/s

Waihi River Downstream Barkers

0.52 m3/s

12 hour average 0.79 m3/s | 90 day average 2.42 m3/s

North Opuha River at Clayton Road Bridge

5.92 m3/s

12 hour average 5.27 m3/s | 90 day average 4.68 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.64 m3/s

12 hour average 0 m3/s | 90 day average 0.51 m3/s

Ohau River at Below Syphon

12.56 m3/s

12 hour average 12.58 m3/s | 90 day average 16.72 m3/s

Waimakariri River at Old Highway Bridge

105.67 m3/s

12 hour average 107.91 m3/s | 90 day average 175.83 m3/s

Ashley River at Lees Valley

5.56 m3/s

12 hour average 5.77 m3/s | 90 day average 3.65 m3/s

Kowhai River at Below Orange Grove

2.86 m3/s

12 hour average 2.78 m3/s | 90 day average 1.75 m3/s

Waimakariri at Below Otarama

105.23 m3/s

12 hour average 107.39 m3/s | 90 day average 190.3 m3/s

Tekapo River at downstream Mary Burn Confluence

13.7 m3/s

12 hour average 13.85 m3/s | 90 day average 29.79 m3/s

Pareora River at SH1

10.25 m3/s

12 hour average 11.03 m3/s | 90 day average 2.35 m3/s

Rangitata River at Klondyke

101.96 m3/s

12 hour average 104.99 m3/s | 90 day average 169.94 m3/s

Twizel River at Upstream Ohau River Confluence

12.45 m3/s

12 hour average 13.04 m3/s | 90 day average 11.39 m3/s

Ashburton River at SH1 Bridge

31.29 m3/s

12 hour average 32.54 m3/s | 90 day average 32.22 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 3.12 m3/s | 90 day average 14.11 m3/s

Ashley River at Gorge

15.52 m3/s

12 hour average 16.46 m3/s | 90 day average 8.84 m3/s

Okuku River at Fox Creek

6.42 m3/s

12 hour average 6.94 m3/s | 90 day average 3.12 m3/s

Ashley River at SH1 Bridge

30.98 m3/s

12 hour average 33.31 m3/s | 90 day average 11.63 m3/s

Arrow at Cornwall street Downstream

2.63 m3/s

12 hour average 2.59 m3/s | 90 day average 6.23 m3/s

Grays River at Days Bridge

3.96 m3/s

12 hour average 3.97 m3/s | 90 day average 4.07 m3/s

Dart at The Hillocks

53.96 m3/s

12 hour average 55.56 m3/s | 90 day average 142.33 m3/s

Arawhata River

109 m3/s

12 hour average 108.6 m3/s | 90 day average 302.16 m3/s

Acheron River at Clarence

11.2 m3/s

12 hour average 11.63 m3/s | 90 day average 12.91 m3/s