Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
1442487
| CA | Los Angeles | Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. | 2008 |
18070106
| San Gabriel | established |
1442422
| CA | Los Angeles | Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. | 2008 |
18070106
| San Gabriel | established |
1442301
| CA | Los Angeles | Big Dalton Canyon Debris Basin, Glendora | 2008 |
18070106
| San Gabriel | established |