Trinity River level at Douglas City
California · Fishing & wading
Measured at USGS 11525655 — TRINITY R BL LIMEKILN GULCH NR DOUGLAS CITY CA
Reading taken · as of 33 min ago
High and likely stained — not a wading flow
At 1,200 CFS, this gauge is running 258% of normal for mid-September — above the 466 CFS median USGS has recorded for this date across 34 years of record (1981–2026).
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Flow history at Douglas City
Daily values from USGS 11525655, updated every 15 to 60 minutes. Provisional.
About Trinity River at Douglas City
In California, below Trinity Lake. Releases can change the flow by hundreds of CFS in an hour with no rain in the basin — check it the morning you go, not the night before.
Reservoir feeding this stretch
Flow here is set by releases from Trinity Lake. A full pool usually means more water on its way down.
Trinity River at Douglas City — common questions
3 questions
How do releases from Trinity Lake affect this stretch?
Directly and fast. When the dam generates, flow here can climb by an order of magnitude within the hour, with no rain anywhere in the basin. That sudden release is the real hazard on a tailwater. The pool level is on lakelvl.com, linked below.
Is Trinity River at Douglas City high or low for this time of year?
The USGS median flow for mid-September here is 466 CFS, from 34 years of record (1981–2026). Today is 258% of it. The comparison is what makes the raw number mean anything: the same reading is a drought on one river and a flood on another.
How often does this reading update?
USGS transmits from gauge 11525655 every 15 to 60 minutes. This page refreshes from USGS when you open it, and the reading is provisional until USGS reviews it. The timestamp is in the gauge's local time.