Victoria Canal: toxic algae advisories
Victoria Canal, San Joaquin County. See all San Joaquin County waters.
What the state's records say
Caution advisory, last posted Sep 17, 2026. No all-clear recorded.
2 reported spots here have an advisory with 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 Victoria Canal
The state has an advisory on file for Victoria Canal (Caution advisory), last posted Sep 17, 2026, 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 |
|---|---|
| near Union Point (VCU) | Visual observation, last posted Sep 17, 2026. No all-clear recorded. |
| near Union Point (VCU) | The state's latest record, from Dec 20, 2022, recommends no advisory. |
| Victoria Canal, south of Hwy 4 | Caution advisory, last posted Dec 4, 2018. No all-clear recorded. |
Advisory history
Every advisory record the state has published for Victoria Canal, 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 |
|---|---|---|---|
| Sep 17, 2026 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 6, 2026 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 6, 2026 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Jul 8, 2026 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Jun 18, 2026 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Apr 29, 2026 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Feb 6, 2026 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Jan 15, 2026 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Dec 12, 2025 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Nov 20, 2025 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Oct 30, 2025 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Sep 26, 2025 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 28, 2025 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 28, 2025 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 11, 2025 | near Union Point (VCU) | Caution | Updates from routine monitoring program-organization; visual monitoring based advisory |
| Aug 11, 2025 | near Union Point (VCU) | Visual observation | Testing results below posting triggers; Updates from routine monitoring program-organization |
| Aug 7, 2025 | near Union Point (VCU) | Caution | Advisory based on visual and toxins; Updates from routine monitoring program-organization |
| Jul 9, 2025 | near Union Point (VCU) | Caution | Advisory based on visual and toxins; Updates from routine monitoring program-organization |
| Jun 12, 2025 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| May 29, 2025 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Apr 18, 2025 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Mar 25, 2025 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Feb 19, 2025 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Dec 17, 2024 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Oct 11, 2024 | near Union Point (VCU) | Caution | Advisory based on visual and toxins; Updates from routine monitoring program-organization |
| Aug 28, 2024 | near Union Point (VCU) | Caution | Advisory based on visual and toxins; Updates from routine monitoring program-organization |
| Aug 28, 2024 | near Union Point (VCU) | Caution | Advisory based on visual and toxins; Updates from routine monitoring program-organization |
| Jul 12, 2024 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Jun 18, 2024 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| May 3, 2024 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Mar 8, 2024 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Feb 12, 2024 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Jan 22, 2024 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Dec 8, 2023 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Oct 11, 2023 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Sep 8, 2023 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 7, 2023 | near Union Point (VCU) | Visual observation | Updates from routine monitoring program-organization; Visual monitoring only-present bloom |
| Aug 1, 2023 | near Union Point (VCU) | NA - refer to Report Details | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| Jun 8, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; Visual monitoring only-absent bloom |
| May 22, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization |
| Apr 18, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization |
| Mar 16, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; visual monitoring based advisory |
| Jan 18, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; visual monitoring based advisory |
| Jan 18, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization |
| Jan 1, 2023 | near Union Point (VCU) | None | Updates from routine monitoring program-organization |
| Dec 20, 2022 | near Union Point (VCU) | None | Updates from routine monitoring program-organization; visual monitoring based advisory |
| Nov 9, 2022 | near Union Point (VCU) | Caution | Floating/planktonic bloom observed; Updates from routine monitoring program-organization; visual monitoring based advisory |
| Oct 12, 2022 | near Union Point (VCU) | Caution | Floating/planktonic bloom observed; Updates from routine monitoring program-organization; visual monitoring based advisory |
| Sep 19, 2022 | near Union Point (VCU) | Caution | Floating/planktonic bloom observed; Updates from routine monitoring program-organization; visual monitoring based advisory |
| Aug 10, 2022 | near Union Point (VCU) | Caution | Floating/planktonic bloom observed; Updates from routine monitoring program-organization; visual monitoring based advisory |
| Jul 20, 2022 | near Union Point (VCU) | Caution | Updates from routine monitoring program-organization |
| Jun 7, 2022 | near Union Point (VCU) | Caution | Updates from routine monitoring program-organization |
| Apr 13, 2022 | near Union Point (VCU) | None | Updates from routine monitoring program-organization |
| Dec 4, 2018 | Victoria Canal, south of Hwy 4 | Caution |
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.