Carbon County · lake · 24 acres
South Twin Lake
1 stocking on record · WGFD
South Twin Lake is a lake in Carbon County, Wyoming, stocked with Cutthroat Trout (Colorado River) — most recently on Jul 1, 2026. FishableWaters aggregates every stocking record for this water from WGFD; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Overcast
68°
45°
19 mph
11%
Fri
Overcast
72°
51°
20 mph
7%
Sat
Overcast
74°
50°
13 mph
0%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
| — 2026 — | ||||
| Jul 1 | Cutthroat Trout (Colorado River) | 1,099 | 8.9" | |
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Keystone Reservoir0.0 mi
- North Twin Lake0.6 mi
- Ryan Brothers Lake0.6 mi
- Lower Missouri Lake0.9 mi
- Missouri Lakes1.0 mi
- Sucker Lake1.0 mi
- Upper Missouri Lake1.0 mi
- Wiant Reservoir1.3 mi
Seasons, limits, and rules are the state's call — check the official WY regulations and buy your license before you go. We link the source; we never restate the rules.
South Twin Lake fishing — FAQ
What fish are stocked in South Twin Lake?+
South Twin Lake is stocked with Cutthroat Trout (Colorado River) in Carbon County, Wyoming, most recently on Jul 1, 2026 by WGFD. The full stocking ledger is on this page.
Do I need a license to fish South Twin Lake?+
Yes — Wyoming requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is South Twin Lake?+
South Twin Lake is a lake in Carbon County, Wyoming. Driving directions and an interactive topo map are on this page.
Data: WGFD · updated Jul 1, 2026 · checked daily · we publish what agencies publish, nothing else.