Table 3: Initial assessment of costs and benefits from the proposed standard

Implementation costs

C+

Preparation of the NES.

Supporting package.

C+

Costs of defining drinking-water catchments; review permitted activity rules, some plan changes.

Resource consent administration

C+

Some increases from ensuring drinking-water taken into account.

C+

Some increased costs associated with receiving a larger number of consents to consider.

C+

Requirement to check drinking-water catchment. Any AEE requirements must be met.

Treatment costs

C-

Decrease where consented activities would have affected water supplies.

Potential increase if plant upgrade negotiated.

Avoidance or mitigation costs

C+

Increase where activity has an impact on drinking-water supplies.

Emergency management planning

Little change anticipated because operators still have responsibilities under the Civil Defence Emergency Management Act 2002.

C+

Incorporation of drinking-water catchments in plans. Establishing specific communication protocols with drinking-water suppliers.

Public health outcomes

B+

Reduced risk of compromised water supplies.