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What kinds of wells need a permit? The following types of wells require a Water Withdrawal Permit in order to use the well: high-capacity wells; low-capacity wells; or wells used to supply a central water supply system A low-capacity well supplies more than 25 m 3/day while a...

Bacterial contamination is the most common water quality problem faced by private well owners. This information sheet will lead you through the step-by-step procedure to deal with cases of bacterial contamination of private wells. Step 1: Results of the first sample If the...

Antimony occurs naturally in small amounts in several minerals in the earth’s crust, is used in various manufacturing processes, and is present in plumbing solder. It can enter drinking water as a result of the weathering of rocks and soils, from wastewater from some...

Chloride is a naturally occurring element that is common in most natural waters and is most often found as a component of salt (sodium chloride) or in some cases in combination with potassium or calcium. The presence of chloride in groundwater can result from a number of sources...

Sodium is a naturally occurring element that is widely distributed throughout the Earth’s rocks and soils, most often found in combination with chloride in the form of salt (sodium chloride). The presence of sodium in groundwater can result from a number of sources including the...

In Prince Edward Island we use the “Guidelines for Canadian Drinking Water Quality” to assess the safety of drinking water and its suitability for domestic use. The most important values are the health-based guidelines expressed as “maximum acceptable concentrations” often...