Roberts Lake: toxic algae advisories
Roberts Lake, Monterey County. See all Monterey County waters.
What the state's records say
Caution advisory, last posted May 25, 2021. 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: Algae that can make toxins may be present. Keep people, children and pets away from algae and scum, and do not let pets drink the water.
Before you go, check the state's official algae page and any signs posted at the water.
Dogs at Roberts Lake
The state has an advisory on file for Roberts Lake (Caution advisory), last posted May 25, 2021, 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:
| Spot | Status |
|---|---|
| Roberts Lake dock | The state's latest record, from Oct 28, 2022, recommends no advisory. |
| Roberts Lake Park | Caution advisory, last posted May 25, 2021. No all-clear recorded. |
Advisory history
Every advisory record the state has published for Roberts Lake, newest first. "None" is the state's record that no advisory was recommended on that date. "NA" records do not change a status.
| Date | Spot | State's level | Notes |
|---|---|---|---|
| Oct 28, 2022 | Roberts Lake dock | None | Testing results below posting triggers |
| Sep 1, 2022 | Roberts Lake dock | None | No cyano bloom w/testing |
| Jun 30, 2022 | Roberts Lake dock | None | No cyano bloom w/testing |
| May 19, 2022 | Roberts Lake dock | None | No cyano bloom w/testing |
| May 25, 2021 | Roberts Lake Park | Caution | Advisory based on visual and toxins |
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.