63. Grazing and the spreading of animal waste, farm compost and fertilizing waste substances not certified compliant with CAN/BNQ 0413-200, CAN/BNQ 0413-400 or BNQ 419-090 are prohibited
(1) in the intermediate bacteriological protection zone for groundwater withdrawals with a water vulnerability rating of high;
(2) in the virological protection zone for groundwater withdrawals when the nitrate + nitrite (expressed as N) concentration of the water sampled in accordance with the Regulation respecting the quality of drinking water (chapter Q-2, r. 40) is above 10 mg/l on 2 or more occasions over a 2-year period;
(3) less than 100 m from a category 1 groundwater withdrawal site with a water vulnerability rating of medium.
The spreading of nitrogenous fertilizers is also prohibited in the virological protection zone for groundwater withdrawals in the case provided for in subparagraph 2 of the first paragraph.
The spreading of animal waste, farm compost, nitrogenous fertilizers or fertilizing waste substance, if it is for domestic landscaping purposes, is not under the prohibition provided for in this section.