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The original item was published from 9/20/2023 11:38:00 AM to 9/28/2023 2:00:24 PM.

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CVRD News

Posted on: September 8, 2023

[ARCHIVED] UPDATE: Sept. 20 - Boil Water Notice Rescinded: Mesachie Lake Water System

Sept. 20, 2023:

After this week’s resampling was completed, two days of consecutive clean lab results show no coliforms/indicators present in the affected Mesachie Lake water system. Island Health has determined the water is acceptable for potable use and the Cowichan Valley Regional District (CVRD) rescinds the Boil Water order, effective immediately.

The Cowichan Valley Regional District thanks the Mesachie Lake water system residents for their patience.

Sept. 14, 2023: 

The Mesachie Lake Water System only is currently on a Boil Water notice.

The second bacteriological sample taken on Tuesday, Sept. 12, 2023, still indicates a non-coliform count. Discussions took place today, Sept. 14, 2023, with the Environmental Health Officer (EHO), and a decision was made that permanent disinfection is required. The chlorination will be the bare minimum requirement of 0.2 mg/l.

Once there is constant chlorine residual throughout the affected water distribution system, the CVRD will resample with the expectation of two consecutive days of lab results with no indicators. It will take a few days for this to take effect and resampling will occur on Monday and Tuesday next week.  

The Boil Water order will not be rescinded until the Cowichan Valley Regional District (CVRD) determines the water is acceptable for domestic use.

Your continued patience is appreciated; we apologize for the inconvenience and will provide an update when more information is available.

For more information about Boil Water Notices, see the CVRD's frequently asked questions page.

Sept. 13, 2023: 

The Mesachie Lake Water System only is currently on a Boil Water notice.

Lab testing results from Monday, Sept. 11, 2023 indicated traces of non-coliform bacteria. The Boil Water order will remain in effect until Island Health declares there are no indicators present.

Your continued patience is appreciated, and we apologize for the inconvenience and will provide an update when more information is available.

Residents are reminded to bring all water used for domestic purposes (e.g. drinking, cooking, teeth brushing, etc.) to a rolling boil for a minimum of one minute.

Additional information may be available on the Island Health Authority official website.

For more information about Boil Water Notices, see the CVRD's frequently asked questions page.


Sept. 11, 2023: Mesachie Lake Water Service area

During routine sampling a higher than normal total coliform (non-fecal) count was found at the dead-end of one waterline and as a precautionary measure, a boil water notice was issued by Island Health and the CVRD.

Approx. 100 homes were affected only in the Mesachie Lake Water Service area and residents were notified immediately. Crews from CVRD Water Services completed a line flushing and resampling on Monday, Sept. 11, and samples have been sent for lab testing. 

Two consecutive days are needed for testing and an update will be issued on Wednesday, September 13, 2023. The "Boil Water Notice" will remain in effect until the Cowichan Valley Regional District (CVRD) determines the water is acceptable for domestic use.

Your patience is appreciated, and we apologize for the inconvenience.

Additional information may be available on the Island Health Authority official website.

For more information about Boil Water Notices, see the CVRD's frequently asked questions page.

Sept. 8, 2023: The Mesachie Lake Water System is on a boil water notice effective immediately after a recent bacteriological examination revealed potential contaminants that may pose a health hazard. 

Residents should bring all water used for domestic purposes (e.g. drinking, cooking, teeth brushing, etc.) to a rolling boil for a minimum of one minute.

This "Boil Water Notice" will remain in effect until the Cowichan Valley Regional District (CVRD) determines the water is acceptable for domestic use.

The CVRD is taking immediate action to address this problem. Your patience is appreciated and we apologize for the inconvenience.

Additional information may be available on the Island Health Authority official website.

For more information about Boil Water Notices, see the CVRD's frequently asked questions page.

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