Natural swimming hole
Porcupine Reservoir
Lake · Utah
Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.
About this swimming hole
A remote Cache reservoir with shoreline swimming and mountain views. Porcupine's water is cool and the setting is wild. The access road is rough.
Good to know
| Water type | Lake |
|---|---|
| Water temperature | cold |
| Depth | swim near shore |
| Best season | June-September |
| Fees | Free |
| Reservations required | No |
| Hours | sunrise-sunset |
| Parking | Rough road lot |
| Amenities | restrooms, picnic tables |
| County | Cache County |
| Nearest town | Hyrum |
| Safety notes | No lifeguard; rough road |
Map
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Frequently asked questions
Can you swim in Porcupine Reservoir?
Yes — Porcupine Reservoir is listed as a natural swimming spot in Utah. Reported water temperature: cold. Heads-up: No lifeguard; rough road. There are rarely lifeguards at natural swimming holes — verify conditions locally before you go.
Does Porcupine Reservoir require reservations?
No reservations are required at Porcupine Reservoir based on current information — but verify before you go.
Is there a fee to visit Porcupine Reservoir?
Reported fee info: Free. Fees can change — confirm with the official link.
When is the best time to visit Porcupine Reservoir?
The best season is typically June-September.