4. Coastal Environment Zone Volume Two 4.3.23.2. All reasonable care must be exercised in the discharge so as to ensure that the vertebrate toxic agent must not pass beyond the legal boundary of the area of land on which the vertebrate toxic agent is being applied. 4.3.24. Application of compost or solid agricultural waste into or onto land. 4.3.24.1. The application must not occur within: (a) 50m of a bore; (b) 20m of a river, lake, Significant Wetland or drainage channel; (c) 10m of a dwelling on any adjacent land in different ownership. 4.3.24.2. The total cumulative nitrogen (N) loading from all discharges on the areal extent of land used for the application must not exceed 200 kg N/ha/year (excluding N from direct animal inputs). 4.3.25. Discharge of agricultural liquid waste (except dairy farm effluent) into or onto land. 4.3.25.1. The discharge must not occur within: (a) 50m of a bore; (b) 20m of a river, lake, Significant Wetland or drainage channel; (c) 10m of the boundary of any adjacent land in different ownership. 4.3.25.2. A high rate discharge system must not be used to discharge onto land with an average slope of 7° or greater, and the slope must not exceed 11.3° (1:5) at any point. 4.3.25.3. The discharge must not occur when the soil moisture exceeds field capacity. 4.3.25.4. Ponding must not be detectable beyond 24 hours after the discharge. 4.3.25.5. The discharge must not result in anaerobic soil conditions. 4.3.25.6. The total cumulative nitrogen (N) loading from all discharges on the areal extent of land to be used for the discharge must not exceed 200 kg N/hectare/year (excluding N from direct animal inputs). 4.3.25.7. The pH of the liquid waste must range between 4.5 and 9 immediately prior to discharge. 4.3.25.8. Records of pH levels must be kept and available upon request by the Council. 4.3.26. Discharge of aquatic herbicide and glyphosate into or onto land for the purposes of removing pest plants in a Significant Wetland. 4.3.26.1. Pest Plants identified in the Appendix 25 and willow, blackberry, broom, gorse and old man’s beard are the only vegetation that may be sprayed. 4.3.26.2. The aquatic herbicide used must be one approved for aquatic use by the Environmental Protection Authority. 4.3.26.3. The application must be undertaken in accordance with the manufacturer’s instructions. 4.3.26.4. The application rate must not exceed that stated on the most recent product label for the relevant application equipment or method and target species. 4.3.27. Discharge of dairy farm effluent into or onto land. 4.3.27.1. The discharge must not occur within: (a) 50m of a bore; 4 – 18