This map allows users to visualize data related to water quality in Washington State. It allows for the dynamic display of many data layers which inherently makes it difficult to describe.

Active filters:
Include lakes with data type of...
Limit by county
Limit by plant scientific name
Limit by plant common name
Aquatic plant data
Aquatic weeds grants
Vegetative management plans/reports
Toxic algae data
Toxic algae grants
Algae management plans/reports
Aquatic herbicide use data
Aquatic herbicide reports
Lake reports
Water quality data
Fish management reports

No Lake Selected

Aquatic and Shoreline Plants
Blue-green Algae (Cyanobacteria)
Aquatic Herbicides
Water Quality
Fisheries

view more shoreline photos (opens a new window)

view high resolution photo (opens a new window)

Loading...

More Information

Field Notes

Field Collector:
Visit Comment:
Method:
Species Distribution:
Species Comment:

Noxious Weed Class A

Noxious Weed species with a limited distribution in the state. These species are required to be eradicated. See https://www.nwcb.wa.gov/class-a-noxious-weeds.

Noxious Weed Class B

Noxious Weed species limited to one or more regions in the state. These species are required to be controlled in areas where they are not yet widespread. See https://www.nwcb.wa.gov/class-b-noxious-weeds.

Noxious Weed Class C

Noxious Weed species widespread throughout the state. These species are required to be controlled where designated by the county. See https://www.nwcb.wa.gov/class-c-noxious-weeds.

Monitor List

Non-native species that may be listed as Noxious Weeds in the future, but further assessment is needed. See https://www.nwcb.wa.gov/noxious-weed-monitor-list.

Quarantine List

Species prohibited from being sold or distributed in Washington. See https://www.nwcb.wa.gov/noxious-weed-quarantine-list.

Eradicated Species

Species has been eradicated from this waterbody.