North Opuha River at Clayton Road Bridge

3.81 m3/s

12 hour average 3.9 m3/s | 90 day average 5.1 m3/s

Waimakariri River at Old Highway Bridge

72.86 m3/s

12 hour average 73.14 m3/s | 90 day average 129.14 m3/s

Ashley River at Lees Valley

2.61 m3/s

12 hour average 2.67 m3/s | 90 day average 3.91 m3/s

Kowhai River at Below Orange Grove

2.3 m3/s

12 hour average 2.4 m3/s | 90 day average 2.29 m3/s

Waimakariri at Below Otarama

73.29 m3/s

12 hour average 74.42 m3/s | 90 day average 140.49 m3/s

Tekapo River at downstream Mary Burn Confluence

13.43 m3/s

12 hour average 13.75 m3/s | 90 day average 26.5 m3/s

Pareora River at SH1

5.09 m3/s

12 hour average 5.25 m3/s | 90 day average 5.81 m3/s

Rangitata River at Klondyke

68.88 m3/s

12 hour average 69.37 m3/s | 90 day average 145.69 m3/s

Twizel River at Upstream Ohau River Confluence

4.86 m3/s

12 hour average 4.98 m3/s | 90 day average 9.43 m3/s

Ashburton River at SH1 Bridge

39.3 m3/s

12 hour average 39.46 m3/s | 90 day average 26.78 m3/s

Tekapo River at Spillway

0 m3/s

12 hour average 0 m3/s | 90 day average 13.25 m3/s

Ashley River at Gorge

7.99 m3/s

12 hour average 8.21 m3/s | 90 day average 10.62 m3/s

Okuku River at Fox Creek

3.07 m3/s

12 hour average 3.18 m3/s | 90 day average 4.13 m3/s

Ashley River at SH1 Bridge

17.51 m3/s

12 hour average 17.79 m3/s | 90 day average 19.15 m3/s

Grays River at Days Bridge

4.5 m3/s

12 hour average 4.55 m3/s | 90 day average 4.18 m3/s

Waihi River Downstream Barkers

1.34 m3/s

12 hour average 6.83 m3/s | 90 day average 2.93 m3/s

Ohau River at Below Syphon

12.82 m3/s

12 hour average 12.82 m3/s | 90 day average 13.43 m3/s

Orikaka/Mackley River

1.8 m3/s

12 hour average 1.9 m3/s | 90 day average 11.57 m3/s

Ahaura River

50.9 m3/s

12 hour average 50.75 m3/s | 90 day average 96.4 m3/s

Grey River

40.4 m3/s

12 hour average 40.79 m3/s | 90 day average 71.99 m3/s

Arrow at Cornwall street Downstream

2.05 m3/s

12 hour average 2.03 m3/s | 90 day average 4.27 m3/s

Dart at The Hillocks

46.82 m3/s

12 hour average 38.9 m3/s | 90 day average 113.5 m3/s

Arawhata River

101.3 m3/s

12 hour average 94.14 m3/s | 90 day average 267.37 m3/s

Acheron River at Clarence

15.2 m3/s

12 hour average 15.24 m3/s | 90 day average 17.42 m3/s