Unnamed Channel: toxic algae advisories

Unnamed Channel, Orange County. See all Orange County waters.

What the state's records say

The state's latest record, from Jun 14, 2022, recommends no advisory.

Last advisory on file: Jun 7, 2022.

That reflects what the state knew on that date. It is not a finding that the water is safe now: blooms can return within days, and many are never reported.

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

Dogs at Unnamed Channel

The state's latest record, from Jun 14, 2022, recommends no advisory. For Unnamed Channel, that is not the same as an all-clear for today. Look at the water before your dog goes in: keep it out of green, blue-green or scummy water and away from mats on the shore.

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 Unnamed Channel and its latest status
Spot	Status
San Diego Creek at Main Street in City of Irvine, County of Orange	The state's latest record, from Jun 14, 2022, recommends no advisory.

Advisory history

Every advisory record the state has published for Unnamed Channel, 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 Unnamed Channel, newest first
Date	Spot	State's level	Notes
Jun 14, 2022	San Diego Creek at Main Street in City of Irvine, County of Orange	None	Testing results below posting triggers
Jun 7, 2022	San Diego Creek at Main Street in City of Irvine, County of Orange	Caution	Suspected bloom, investigation ongoing
Jun 7, 2022	San Diego Creek at Main Street in City of Irvine, County of Orange	Caution	Suspected bloom, investigation ongoing

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.