Sheffield Park: toxic algae advisories

Sheffield Park, Riverside County. See all Riverside County waters.

What the state's records say

Algal mat alert sign, last posted May 11, 2023. No all-clear recorded.

Reporting is voluntary, so the state may not have recorded an end even if conditions changed. Check posted signs and the official map.

What this level asks: The state recorded an advisory of a type outside the Caution, Warning and Danger levels. Read the sign posted at the water.

Before you go, check the state's official algae page and any signs posted at the water.

Dogs at Sheffield Park

The state has an advisory on file for Sheffield Park (Algal mat alert sign), last posted May 11, 2023, and no all-clear recorded. Keep your dog out of the water and away from scum on the shore until the state records an end.

Reported spots

The state records each report at a spot, such as a beach or a boat ramp. Each spot's latest deciding record:

Each reported spot at Sheffield Park and its latest status
Spot	Status
Sheffield Park south end flooded creek	Algal mat alert sign, last posted May 11, 2023. No all-clear recorded.

Advisory history

Every advisory record the state has published for Sheffield Park, newest first. "None" is the state's record that no advisory was recommended on that date. "NA" records do not change a status.

Advisory records for Sheffield Park, newest first
Date	Spot	State's level	Notes
May 11, 2023	Sheffield Park south end flooded creek	Algal mat alert sign	Advisory based on visual and toxins
May 11, 2023	Sheffield Park south end flooded creek	Caution	Suspected illness reported; Under investigation
May 8, 2023	Sheffield Park south end flooded creek	Caution	Suspected illness reported; Under investigation

Source

Advisory data: California State Water Resources Control Board, Freshwater Harmful Algal Bloom Program, via data.ca.gov (public domain). Advisories are recommendations; reporting is voluntary and incomplete. The state's data. An advisory ends only when the state records a later "None" (no advisory recommended) at the same spot, or an end date. A blank end date is unknown.