The following documents, provided by Alberta Health Services, provide information to residents who may be affected by flooding.
Cistern Cleaning & Disinfection [PDF - 83 KB]
Water in a cistern may not necessarily be clean and potable. Hauled water may already be contaminated and even if the water has been treated, it can deteriorate during storage. Over time, the loss of chlorine residual can lead to microbial re-growth; sediments/sludge can accumulate in the cistern or animals or insects can fall in.
Cleaning the House After a Flood [PDF - 102 KB]
Because floodwaters carry disease germs from raw sewage, the only safe flood-exposed foods are those sealed in metal cans. These may be safe to use if the seal is undamaged and the outside of the container is properly cleaned and sanitized. Damaged or blown (bulged) cans should be discarded.
Disinfecting Private Water Supplies After Flooding [PDF - 66 KB]
Avoid drinking untreated well water that has become flooded, or if contamination is suspected. Private wells that have been affected by flooding or heavy rains must be disinfected and tested after flood waters recede before they are considered safe for use.
FAQ's About Water Well Testing [PDF - 36 KB]
Frequently Asked Questions About Well Water Testing.
Flood Water Precautions [PDF - 26 KB]
Flood waters may contain a number of risks that can affect your health. Some concerns with flood water include:
Shock Chlorination for Contaminated Wells [PDF - 107 KB]
This shock chlorination procedure is designed for disinfecting groundwater wells that have been tested positive for E. coli or fecal coliform. For disinfecting wells to control iron or sulfur bacteria, please contact your Environmental Health Officer or Public Health Inspector.
Use Precautions When Cleaning Flooded Homes [PDF - 57 KB]
Recent heavy rains in central Alberta have resulted in basement flooding, prompting Alberta Health Services to advise residents of proper techniques for flood cleanup.