Grey River

92.9 m3/s

12 hour average 107.18 m3/s | 90 day average 61.65 m3/s

Ahaura River

97.8 m3/s

12 hour average 111.38 m3/s | 90 day average 79.18 m3/s

Orikaka/Mackley River

48.2 m3/s

12 hour average 30 m3/s | 90 day average 14.23 m3/s

Waihi River Downstream Barkers

1.78 m3/s

12 hour average 1.78 m3/s | 90 day average 1.63 m3/s

North Opuha River at Clayton Road Bridge

1.66 m3/s

12 hour average 1.65 m3/s | 90 day average 2.51 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.49 m3/s

12 hour average 0.49 m3/s | 90 day average 0.48 m3/s

Ohau River at Below Syphon

10.04 m3/s

12 hour average 10.06 m3/s | 90 day average 11.96 m3/s

Waimakariri River at Old Highway Bridge

151.7 m3/s

12 hour average 159.55 m3/s | 90 day average 94.39 m3/s

Ashley River at Lees Valley

1.12 m3/s

12 hour average 1.12 m3/s | 90 day average 2.37 m3/s

Kowhai River at Below Orange Grove

1.66 m3/s

12 hour average 1.7 m3/s | 90 day average 2.42 m3/s

Waimakariri at Below Otarama

95.61 m3/s

12 hour average 101.21 m3/s | 90 day average 88.78 m3/s

Tekapo River at downstream Mary Burn Confluence

12.18 m3/s

12 hour average 12.23 m3/s | 90 day average 9.64 m3/s

Pareora River at SH1

0.62 m3/s

12 hour average 0.59 m3/s | 90 day average 3.03 m3/s

Rangitata River at Klondyke

145.92 m3/s

12 hour average 159.52 m3/s | 90 day average 99.75 m3/s

Twizel River at Upstream Ohau River Confluence

5.29 m3/s

12 hour average 5.42 m3/s | 90 day average 3.81 m3/s

Ashburton River at SH1 Bridge

17.58 m3/s

12 hour average 18.19 m3/s | 90 day average 17.94 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 10.92 m3/s

Ashley River at Gorge

3.55 m3/s

12 hour average 3.59 m3/s | 90 day average 6.81 m3/s

Okuku River at Fox Creek

0.83 m3/s

12 hour average 0.85 m3/s | 90 day average 1.96 m3/s

Ashley River at SH1 Bridge

1.78 m3/s

12 hour average 1.74 m3/s | 90 day average 8.51 m3/s

Arrow at Cornwall street Downstream

3.49 m3/s

12 hour average 3.22 m3/s | 90 day average 2.18 m3/s

Grays River at Days Bridge

3.24 m3/s

12 hour average 3.28 m3/s | 90 day average 3.3 m3/s

Dart at The Hillocks

146.31 m3/s

12 hour average 82.26 m3/s | 90 day average 74.89 m3/s

Arawhata River

786.4 m3/s

12 hour average 436.58 m3/s | 90 day average 258.69 m3/s

Acheron River at Clarence

42.1 m3/s

12 hour average 43.98 m3/s | 90 day average 20.11 m3/s