Advisory updates and other information to encourage safe recreation

August 1st, 2025

NO CURRENT ADVISORY

• Battle Ground Lake
• Klineline Pond
• Round Lake
• Lacamas Lake (advisory lifted 7/23/2025)

There are no current advisories at these lakes. To report a suspected harmful algal bloom or other water quality concern, go here.

WARNING ADVISORY

• None



During a WARNING advisory:

• Swimming or water skiing not advised anywhere on lake.
• Avoid areas of scum when using motorized boats, paddle boarding, kayaking or canoeing.
• Do not drink lake water.
• Animals should avoid all water contact.
• When fishing, clean fish well and discard organs.

DANGER ADVISORY

• Vancouver Lake (issued 7/23/2025)



During a DANGER advisory, Public Health advises against all recreating in the lake, including swimming, kayaking, paddle boarding, canoeing, using motorized boats, water skiing, and fishing. 

Conditions are improving at Vancouver Lake and sampling will continue on a weekly basis.

Next Sampling Dates

• E.coli (bacteria): August 4th
• Harmful Algae (cyanobacteria): August 4th

The recreational water safety NEPHIP summer intern Mathena is headed back to New York to continue their studies in Environmental Health. Mathena worked on multiple projects this summer including swim beach sanitary surveys, veterinarian outreach, community education, creating content for this newsletter, and completing over 80 site visits for swim beach water quality sample collections! Thank you for all your work this summer!

Stay Safe in the Sun

Being outdoors can be seriously fun, but it can also lead to some serious problems, like sunburn and skin cancer. Watch the video for a quick guide to sun safety.

To stay up to date on our harmful algal bloom monitoring, follow us on Facebook or Twitter.

Our weekly newsletter updates will continue through Labor Day 2025, our monitoring of blooms will continue through this fall. Follow us on Facebook and Twitter for advisory updates.

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Clark County Public Health | clark.wa.gov/public-health

1601 E. Fourth Plain Blvd, Building 17

Vancouver, WA 98661