Zone Name:	Cust	Status:	(White)
Allocation Limit:	56.3 million m3/yr	Valid date:	24th November 2004
Order of Approach:	Second (50% of land-based recharge)

Recharge Component

Method of Estimation

Background Notes

Groundwater development is limited by low yield availability in many locations in this zone. As a consequence the Waimakariri Irrigation Scheme (WIS) provides some water to the area which provides a recharge source additional to rainfall.

Other Available Information Sources

These reports may be used to provide a full description of groundwater resources in this area. They may include information that will be of use in a consent application, but are not necessarily a comprehensive list.

• Aitchison-Earl, P., Davey, G., Ettema, M., McKerchar, A., Scott, D., Smith, E., and Weeber, J. 'State of the Canterbury Region Water Resource October 2004' (pdf 3.83MB), U04/101
• Bowden, M.J., et al. 1982: The Water Resources of the Ashley Catchment. North Canterbury Catchment and Regional Water Board, Christchurch, New Zealand. 176p.
• Brown, L. J, 2000, 'Groundwaters of the Canterbury Region' Environment Canterbury Report R00/10.
• Cowie, 1986, "Waimakariri River and Catchment Resource Survey", North Canterbury Catchment Board and Regional Water Board.
• Sanders, R., 1996, Effects of Groundwater Abstractions on Surface Water Flows in the Lower Waimakariri River and it Tributaries, CRC Report No. R96/1, ISBN 1-86937-292-1.
• Sanders, R., 1997, Groundwater of the Waimakariri-Ashley Plains, Report No. U97(43), Canterbury Regional Council.
• Wilson, D.D.,1989, 'Quaternary geology of the Northwestern Canterbury Plains, New Zealand Journal of Hydrology (New Zealand) 24(1):32-44

Allocation History

Effective Allocation

 30 August 2010

Effective Allocation (million m³): 15.36
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

 3 May 2010

Effective Allocation (million m³): 15.30
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

 3 November 2009

Effective Allocation (million m³): 15.28
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

2 June 2009

Effective Allocation (million m³): 15.41
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

7 July 2008

Effective Allocation (million m³): 15.19
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

12 May 2008

Effective Allocation (million m³): 15.00
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

31 March 2007

Effective Allocation (million m³): 14.95
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 27%

3 December 2007

Effective Allocation (million m³): 14.82
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 26%

1 October 2007

Effective Allocation (million m³): 14.69
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 26%

23 July 2007

Effective Allocation (million m³): 14.71
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 26%

7 May 2007

Effective Allocation (million m³): 14.45
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 26%

19 February 2007

Effective Allocation (million m³): 14.14
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 25.11%

5 December 2006

Effective Allocation (million m³): 14.20
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 25.23%

25 September 2006

Effective Allocation (million m³): 14.137
Reason for Change: Consents update
Source: Consents database live-read
Proportion Allocated: 25.11%

29 June 2005

Effective Allocation (million m³): 14.54
Reason for Change: Effective allocation recalculated using a revised table of irrigation standards to address concerns with Schedule WQN9 of Chapter 5 NRRP, as approved by the Water Allocation Panel
Source: Consents database live-read on 29 June 2005
Proportion Allocated: 26.00%

24 November 2004

Effective Allocation (million m³): 14.7
Reason for Change: No change
Source:
Proportion Allocated: 26.11%
Proportion Allocated changed due to Allocation Limit change

23 January 2004

Effective Allocation (million m³): 14.7
Reason for Change: This is the first estimate made
Source: 1st order Report U04/02 (Table 6.2)
Proportion Allocated: 44.82%

Allocation Limit

24 November 2004

Allocation Limit (million m³): 56.3
Reason for Change: Implementation of 2nd Order Approach as approved by Directorate
Source: Report U04/97

23 January 2004

Allocation Limit (million m³): 32.8
Reason for Change: This is the first estimate made using the 1st Order Approach
Source: 1st order Report U04/02 (Table 6.2)