Haast River at Roaring Billy

333.9 m3/s

12 hour average 159.97 m3/s | 90 day average 184.26 m3/s

Ahaura River

76.7 m3/s

12 hour average 80.1 m3/s | 90 day average 64.21 m3/s

Orikaka/Mackley River

25.5 m3/s

12 hour average 8.6 m3/s | 90 day average 5.44 m3/s

Waihi River Downstream Barkers

1.65 m3/s

12 hour average 1.56 m3/s | 90 day average 1.82 m3/s

North Opuha River at Clayton Road Bridge

2.39 m3/s

12 hour average 2.41 m3/s | 90 day average 2.75 m3/s

Wainui Stream (Waitaki) at Camerons Culvert

0.53 m3/s

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

Ohau River at Below Syphon

13.01 m3/s

12 hour average 12.69 m3/s | 90 day average 12.67 m3/s

Waimakariri River at Old Highway Bridge

68.46 m3/s

12 hour average 74.72 m3/s | 90 day average 39.53 m3/s

Ashley River at Lees Valley

1.24 m3/s

12 hour average 1.26 m3/s | 90 day average 1.76 m3/s

Kowhai River at Below Orange Grove

1.5 m3/s

12 hour average 1.55 m3/s | 90 day average 2.29 m3/s

Waimakariri at Below Otarama

80.39 m3/s

12 hour average 83.17 m3/s | 90 day average 48.18 m3/s

Tekapo River at downstream Mary Burn Confluence

6.81 m3/s

12 hour average 6.78 m3/s | 90 day average 9.22 m3/s

Pareora River at SH1

15.52 m3/s

12 hour average 0 m3/s | 90 day average 2.01 m3/s

Rangitata River at Klondyke

73.99 m3/s

12 hour average 76.48 m3/s | 90 day average 57.34 m3/s

Twizel River at Upstream Ohau River Confluence

0.53 m3/s

12 hour average 0.52 m3/s | 90 day average 1.2 m3/s

Ashburton River at SH1 Bridge

20.16 m3/s

12 hour average 24.16 m3/s | 90 day average 21.57 m3/s

Tekapo River at Spillway

74.14 m3/s

12 hour average 13.34 m3/s | 90 day average 1.29 m3/s

Ashley River at Gorge

4.57 m3/s

12 hour average 4.72 m3/s | 90 day average 6.09 m3/s

Okuku River at Fox Creek

1.69 m3/s

12 hour average 1.79 m3/s | 90 day average 2.17 m3/s

Ashley River at SH1 Bridge

5.48 m3/s

12 hour average 5.74 m3/s | 90 day average 8.03 m3/s

Arrow at Cornwall street Downstream

1.35 m3/s

12 hour average 1.25 m3/s | 90 day average 1.2 m3/s

Grays River at Days Bridge

2.41 m3/s

12 hour average 2.39 m3/s | 90 day average 3.11 m3/s

Dart at The Hillocks

82.99 m3/s

12 hour average 59.23 m3/s | 90 day average 52.08 m3/s

Arawhata River

328.3 m3/s

12 hour average 192.05 m3/s | 90 day average 179.79 m3/s

Acheron River at Clarence

14.2 m3/s

12 hour average 15.27 m3/s | 90 day average 35.51 m3/s