Ohau River at Below Syphon

12.65 m3/s

12 hour average 12.67 m3/s | 90 day average 12.67 m3/s

North Opuha River at Clayton Road Bridge

2.48 m3/s

12 hour average 2.51 m3/s | 90 day average 2.76 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.54 m3/s

12 hour average 0.54 m3/s | 90 day average 0.54 m3/s

Waimakariri River at Old Highway Bridge

82.13 m3/s

12 hour average 89.28 m3/s | 90 day average 39.43 m3/s

Ashley River at Lees Valley

1.31 m3/s

12 hour average 1.38 m3/s | 90 day average 1.77 m3/s

Waihi River Downstream Barkers

1.65 m3/s

12 hour average 1.83 m3/s | 90 day average 1.82 m3/s

Waimakariri at Below Otarama

88.61 m3/s

12 hour average 91.19 m3/s | 90 day average 48.03 m3/s

Tekapo River at downstream Mary Burn Confluence

6.7 m3/s

12 hour average 6.86 m3/s | 90 day average 9.27 m3/s

Pareora River at SH1

15.52 m3/s

12 hour average 0 m3/s | 90 day average 2 m3/s

Rangitata River at Klondyke

81.92 m3/s

12 hour average 86.24 m3/s | 90 day average 57.33 m3/s

Twizel River at Upstream Ohau River Confluence

0.52 m3/s

12 hour average 0.53 m3/s | 90 day average 1.22 m3/s

Ashburton River at SH1 Bridge

29.18 m3/s

12 hour average 30.41 m3/s | 90 day average 21.84 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 1.22 m3/s

Ashley River at Gorge

4.24 m3/s

12 hour average 4.63 m3/s | 90 day average 6.14 m3/s

Okuku River at Fox Creek

1.98 m3/s

12 hour average 2.12 m3/s | 90 day average 2.19 m3/s

Ashley River at SH1 Bridge

6.2 m3/s

12 hour average 6.47 m3/s | 90 day average 8.18 m3/s

Grays River at Days Bridge

2.38 m3/s

12 hour average 2.39 m3/s | 90 day average 3.12 m3/s

Kowhai River at Below Orange Grove

1.56 m3/s

12 hour average 1.61 m3/s | 90 day average 2.34 m3/s

Orikaka/Mackley River

5.9 m3/s

12 hour average 7.04 m3/s | 90 day average 5.39 m3/s

Ahaura River

80.1 m3/s

12 hour average 90.93 m3/s | 90 day average 63.98 m3/s

Haast River at Roaring Billy

120.9 m3/s

12 hour average 133.7 m3/s | 90 day average 183.73 m3/s

Arrow at Cornwall street Downstream

1.22 m3/s

12 hour average 1.24 m3/s | 90 day average 1.21 m3/s

Dart at The Hillocks

52.63 m3/s

12 hour average 56.86 m3/s | 90 day average 52.01 m3/s

Arawhata River

161.2 m3/s

12 hour average 184.64 m3/s | 90 day average 179.33 m3/s

Acheron River at Clarence

16.2 m3/s

12 hour average 17.36 m3/s | 90 day average 38.79 m3/s