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Rule 2 Stormwater discharges

https://archive.gw.govt.nz/Rule-2-Stormwater-discharges

Rule 2 Stormwater discharges

Updated 6 July 2016 2:03pm

The discharge of stormwater into surface water is a permitted activity provided that the discharge complies with the conditions specified below.

Conditions

(1) The discharge does not contain drainage from a stockyard; and

(2) The discharge does not contain drainage from an area where hazardous substances are stored or [used] unless:

(a) hazardous substances cannot enter the stormwater system; or

(b) there is an interceptor system in place to collect hazardous contaminants or divert contaminated stormwater to a trade waste system; and

(3) The person responsible for the discharge shall ensure that, after reasonable mixing, the stormwater discharge will not give rise to any of the following effects:

(a) the production of any conspicuous oil or grease films, scums or foams, or floatable or suspended materials; or

(b) any conspicuous change in the colour or visual clarity; or

(c) any emission of objectionable odour; or

(d) the rendering of fresh water unsuitable for consumption by farm animals; or

(e) any significant adverse effects on aquatic life; and

[(3a) The discharge does not originate from an area of bulk earthworks greater than 0.3 ha; and

(3b)Concentrations of acid-soluble aluminium in the discharge shall be no more than 0.15g/m; ] and

(4) The discharge does not cause erosion at the point of discharge; and

(5) The discharge does not alter the natural course of the river or stream.

Note: Discharges that do not comply with this rule are discretionary activities in accordance with Rule 5, unless they are provided for by Rule 3.

[Note: Bulk earthworks means the cut to fill, excavation, and blading required to regrade an area. ]

In condition (2) of Rule 2, the words in square brackets were substituted for the original wording by Decisions on Plan Change 1 to the Regional Freshwater Plan 2002

Conditions (3a) and (3b) of Rule 2 were inserted by Decisions on Plan Change 1 to the Regional Freshwater Plan 2002

The Note with Rule 2 in square brackets was inserted by Decisions on Plan Change 1 to the Regional Freshwater Plan 2002

This rule applies to discharges to surface water. It does not apply to discharges into stormwater pipes. Discharges of stormwater into stormwater pipes are allowed by Rule 1 of the Regional Plan for Discharges to Land. Discharges of contaminants other than stormwater into stormwater pipes require a discharge permit in accordance with Rule 2 of the Regional Plan for Discharges to Land.