Lake Wilhelm
Reservoir, Mercer County (Sandy Creek). Pennsylvania, United States.
41.3700, -80.0867 — View on the map
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- Area
- 704 ha
- Managed by
- Pennsylvania Fish and Boat Commission
- Permit required
- Pennsylvania fishing license (PFBC)
- Boat launch
- yes
Species present
Common carpCyprinus carpio
Largemouth bassMicropterus salmoides
WalleyeSander vitreusPFBC « Pennsylvania's Best Fishing Waters » (species for which this water is rated among the best; not a full species list)
Local rules
PFBC special regulations: Brood Stock Lakes Program.
Area rules (Pennsylvania) for these species
| Bass (largemouth, smallmouth, spotted) | 38.1 cm |
| Walleye and saugeye | 38.1 cm |
Access
Primary access: M.K. Goddard State Park Launch No 3.
Official sources
- Best Fishing Waters Lakes 202411 — PA Fish and Boat Commission data (PASDA) (accessed on 23 September 2026)
- Fishing Special Regulation Lakes 202603 — PA Fish and Boat Commission data (PASDA) (accessed on 23 September 2026)
- PFBC fishing regulations summary (special regulations) (accessed on 23 September 2026)
- PFBC lake habitat plan — Lake Wilhelm (accessed on 23 September 2026)
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