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Searchable Databases

Water Quality

Access to Ecology's searchable databases with data specific to this program listed separately. The agency databases list contains data relevant to all or many programs.

Database includes map access = databases that include map access.

Environmental Monitoring Data

Ecology for Scientist's environmental monitoring data page; contains numerous environmental monitoring databases listed by topic, including the Environmental Information Management (EIM) system, Ecology's major environmental data repository.

Other Program-Specific Databases

Information about freshwater algae (including toxic algae) found in Washington state water bodies.
Database includes map access. Aquatic plant survey
Aquatic plant monitoring results from selected rivers and lakes with an emphasis on invasive non-native species.
  Grade Level Expectations (GLE) Correlations to Environmental Education Resources
Links Project WET and Healthy Water, Healthy People with Washington’s OSPI Grade Level Expectations.
  Lake Water Quality Monitoring
Historical water quality monitoring data for more than 180 lakes.
Database includes map access. Polluted Waters - 303(d) Listing
Listing of streams, lakes, and estuaries whose beneficial uses are impaired by pollutants.
  Water Quality Permit Databases
Information on water quality permits for municipalities, industries, dairies, fish-rearing facilities, stormwater, sand and gravel operations, and aquatic pesticides.

Agency Databases

  Regulatory Handbook
Information on permits, licenses, certifications, and other approvals.
Database includes map access. Facility/Site Identification (F/SID) System
Information on facilities and sites of interest to the Department of Ecology.
  Public Involvement Calendar
Information on Ecology's public hearings, meetings, workshops, open houses, and open comment periods.
  Publications and Forms
Information on Ecology's publications and forms.
  Staff directory
Ecology staff e-mail addresses and phone numbers.
  Subject referral directory
Ecology staff contact information by subject.

Related Information

For MAPS, also see Geographic Information Systems (GIS) Data for available spatial data.

For OPEN DATA, also see:


Environmental Data for Scientists


Environmental Information Management (EIM) System -- Environmental Data
(EIM How-To videos)

Facility/Site Identification (F/SID) System

Coastal Atlas Map - Shoreline photos, flood maps, beaches and more.


Freshwater Algae Database

Washington State Geospatial Clearinghouse

Pacific Northwest Water Quality Data Exchange.