Penstock Lagoon — Hatch Calendar
Penstock Lagoon is the plateau's premier dun water — a shallow, weedy stillwater whose mayfly hatches bring every trout up on the right spring and late-summer days.
3,200 ft elevation
September 2026
1
5
10
15
20
25
30
No hatches recorded for September in this region.
Try a different month or region.
Active range Peak period Sparse Heavy / Blanket