Advisory updates and other information to encourage safe recreation

September 29th, 2023 Update

LAST NEWSLETTER OF THE 2023 SWIM SEASON

NO CURRENT ADVISORY

Vancouver Lake
Battle Ground Lake
Klineline Pond
Round Lake
Lacamas Lake

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

Routine water quality monitoring for the 2023 season has concluded.

Next Sampling Dates

E.coli/bacteria: May 2024
Harmful Algae/Cyanobacteria: May 2024

View advisory map

More information on harmful algal blooms

Report a Suspected Bloom

Lacamas Lake Clean-Up Event

It's time for the annual litter clean up and ivy pull along the shores of Lacamas Lake. Long pants, closed-toed shoes, and weather appropriate clothing recommended. Tools and gloves will be provided; register through the Watershed Alliance of SWWA.

September 30th 9:00am - 12:00pm at Heritage Park, Camas.

Our team will be there with educational materials.

See a bloom or scum along the shores? Stay away from it!

See what we've been seeing

When collecting samples for laboratory analysis, we also collect a sample to analyze under

microscope and identify what genus of cyanobacteria are present - three examples from 2023 are below.

Woronichinia

-Produces toxins anatoxin and microcystins

-Odor: earthy and musty

-Typically found at Lacamas & Round Lakes

Dolichospermum

-Produces toxins anatoxin and microcystins

-Odor: earthy, grassy, nasturtium, musty

-Found in all local lakes where blooms occur

Planktothrix

-Produces toxins microcystins

-Odor: earthy, grassy, musty, spicy

-Typically found at Vancouver Lake

See you next year!

The newsletter will be back May 2024 when water quality monitoring resumes. Stay in the loop by bookmarking Clark County's current advisory webpage.

The Recreational Water Safety team wishes everyone a safe and healthy rest of the year.

Have a swim beach related question? Ask us here!

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 2023, our monitoring of blooms will continue through this fall. Follow us on Facebook and Twitter for advisory updates.

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For more resources, previous newsletters, and other information about our beach/lake monitoring, visit our website FAQ page.

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Current Advisories

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

1601 E. Fourth Plain Blvd, Building 17

Vancouver, WA 98661