Welcome to launch. We are currently expanding our databases quickly — user input and corrections are needed and appreciated. The content and functions on this site are deep. If you find something that is out of order, please let us know.
California · Unknown Co.

South Fork Trinity River

Wild & Scenic
· 59 mi · Class
Optimal: CFS · USGS #
CFS
No realtime gauge
Know of a USGS gauge for this river? Tell us →
Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
Avg flow: 0 cfsHist. median: 0 cfs
National Wild & Scenic River · U.S. Forest Service

About

This major tributary of California's Klamath River begins in the rugged Trinity Alps and makes its way through wilderness before meeting up with the mighty Klamath at Weitchpec. <p></p>The North and South Forks of the Trinity and the <b>New River</b> are included in the Wild and Scenic designation. <p></p>Roughly 80% of the Trinity River Basin is public land generally open for recreation use. The natural resources of the Trinity River Basin provide for a variety of recreation activities, including fishing, boating, swimming, camping, backpacking, and hunting. <p></p>The river provides a major

Solunar Fishing Activity
🌒
Waxing Crescent
15% illumination
Poor
Moon overhead
11:50 AM
Moonrise
4:22 PM
Moonset
7:19 AM
Moon underfoot
11:50 PM
Next full moon: May 3111 days
10-Year Flow Patterns
See 10 years of flow patterns for this river — historical analysis is a Pro feature.Upgrade to Pro →
Your Optimal Range
Set your personal optimal CFS window per river — custom ranges are a Pro feature.Upgrade to Pro →
Data Quality

River conditions are community-verified. CFS ranges, difficulty ratings, and access points may not reflect every flow level or seasonal change. Always check current conditions, scout unfamiliar rapids, and paddle within your skill level.

Know the South Fork Trinity River? Your local knowledge makes this page better for every paddler, angler, and guide who comes after you.
Improve This River →