- Trail's edge beside a drainage ditch. Point Reyes National Seashore, trail below Drakes View Trail/ Bayview Trail intersection.1
- Trimmer2
- Trinidad1
- Trinidad, Spruce Cove1
- Trinity27
- Trinity Alps Wilderness, NW of Landers Lake.1
- Trinity Alps Wilderness; NW of Landers Lake1
- Trinity Creek campground, along highway 3 by Trinity River, north Trinity Center.1
- Trinity Mountains, Canyon Creek (tributary of Trinity River)1
- Trinity River Valley, at Willow Creek1
- Trousdale Dr & California Dr.1
- Truckee2
- Truckee, along frontage road of I-80, east of Donner Pass.1
- Truckee.2
- Tujunga Canyon, San Gabriel Mts1
- Tulare76
- Tule River Basin. Deep Meadow, off of the North Road (21S50), 4 miles north of Quaking Aspen at Boulder Creek, then downstream less than 0.25 mile1
- Tuna Canyon, Verdago Hills2
- Tuna Canyon, Verdugo Hills1
- Tuolumne46