Surface Water - Freshwater Harmful Algal Blooms

Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) Reports database. The FHAB Reports database is the California State Water Resources Control Board’s data system for data and information voluntarily reported through the Freshwater Incident Form found on the CA HABs Portal. Due to the voluntary basis of information and data included in the database, data and information may include: waterbody name and location, algal bloom location and observed characteristics, observed and/or analytical sampling results, advisory signs, waterbody and/or land management, general information and updates regarding bloom status.

Data and Resources

Field Value
accessLevel public
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier ab672540-aecd-42f1-9b05-9aad326f97ec
issued 2019-08-10T03:26:02.549594
modified 2022-05-09T23:30:36.344144
publisher California State Water Resources Control Board
resource-type Dataset
source_datajson_identifier true
source_hash 58e67630fcb82e4cf3ca18577c99f91eee90624f
source_schema_version 1.1
theme {Water}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • amerigeo
  • amerigeoss
  • ckan
  • cyanobacteria
  • cyanotoxin
  • fhab
  • geo
  • geoss
  • harmful-algal-bloom
  • impaired-waters
  • national
  • north-america
  • united-states
isopen False
license_id notspecified
license_title License not specified
maintainer Andrew.Hill
maintainer_email noemailprovided@usa.gov
metadata_created 2025-11-21T15:59:49.328453
metadata_modified 2025-11-21T15:59:49.328457
notes <p>Freshwater harmful algal bloom (HAB) data from the Freshwater Harmful Algal Bloom (FHAB) Reports database. The FHAB Reports database is the California State Water Resources Control Board’s data system for data and information voluntarily reported through the Freshwater Incident Form found on the CA HABs Portal. Due to the voluntary basis of information and data included in the database, data and information may include: waterbody name and location, algal bloom location and observed characteristics, observed and/or analytical sampling results, advisory signs, waterbody and/or land management, general information and updates regarding bloom status.</p>
num_resources 2
num_tags 13
title Surface Water - Freshwater Harmful Algal Blooms