Ohau River at Below Syphon

12.88 m3/s

12 hour average 12.83 m3/s | 90 day average 13.39 m3/s

North Opuha River at Clayton Road Bridge

3.96 m3/s

12 hour average 4.43 m3/s | 90 day average 5.06 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.43 m3/s

12 hour average 0 m3/s | 90 day average 0.52 m3/s

Waimakariri River at Old Highway Bridge

70.08 m3/s

12 hour average 65.52 m3/s | 90 day average 113.5 m3/s

Ashley River at Lees Valley

4.05 m3/s

12 hour average 4.47 m3/s | 90 day average 4.14 m3/s

Kowhai River at Below Orange Grove

3.1 m3/s

12 hour average 3.42 m3/s | 90 day average 3.1 m3/s

Waimakariri at Below Otarama

66.85 m3/s

12 hour average 68.11 m3/s | 90 day average 128.15 m3/s

Tekapo River at downstream Mary Burn Confluence

10.19 m3/s

12 hour average 10.41 m3/s | 90 day average 24.12 m3/s

Pareora River at SH1

3.14 m3/s

12 hour average 2.74 m3/s | 90 day average 6.41 m3/s

Rangitata River at Klondyke

82.62 m3/s

12 hour average 83.01 m3/s | 90 day average 121.47 m3/s

Twizel River at Upstream Ohau River Confluence

4.11 m3/s

12 hour average 4.05 m3/s | 90 day average 8.28 m3/s

Ashburton River at SH1 Bridge

49.88 m3/s

12 hour average 49.43 m3/s | 90 day average 28.55 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 11.05 m3/s

Ashley River at Gorge

22.88 m3/s

12 hour average 19.69 m3/s | 90 day average 11.97 m3/s

Okuku River at Fox Creek

10.94 m3/s

12 hour average 7.46 m3/s | 90 day average 4.64 m3/s

Ashley River at SH1 Bridge

28.96 m3/s

12 hour average 14.89 m3/s | 90 day average 22.25 m3/s

Waihi River Downstream Barkers

1.97 m3/s

12 hour average 1.87 m3/s | 90 day average 3.99 m3/s

Grays River at Days Bridge

3.87 m3/s

12 hour average 3.83 m3/s | 90 day average 4.17 m3/s

Orikaka/Mackley River

1.2 m3/s

12 hour average 1.32 m3/s | 90 day average 8.93 m3/s

Ahaura River

43.3 m3/s

12 hour average 45.91 m3/s | 90 day average 85.36 m3/s

Grey River

39.7 m3/s

12 hour average 40.17 m3/s | 90 day average 67.26 m3/s

Arrow at Cornwall street Downstream

1.78 m3/s

12 hour average 1.85 m3/s | 90 day average 3.03 m3/s

Dart at The Hillocks

32.72 m3/s

12 hour average 34.88 m3/s | 90 day average 85.29 m3/s

Arawhata River

81 m3/s

12 hour average 88.78 m3/s | 90 day average 222.72 m3/s

Acheron River at Clarence

11.2 m3/s

12 hour average 10.42 m3/s | 90 day average 18.18 m3/s