Updated
Trout Run Reservoir
Lake · Earl Township, Pennsylvania
Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 70°F, within the comfortable 70–86°F range.
- Water temperature is 70°F, within the comfortable 70–86°F range.
- Flow is within the normal range (25th–75th percentile) for Aug 23 (median 31 ft³/s over 31 years).
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Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 70°F, within the comfortable 70–86°F range.
- Water temperature is 70°F, within the comfortable 70–86°F range. — USGS gauge 01471875, as of Aug 23, 3:00 AM gauge-local time
- Flow is within the normal range (25th–75th percentile) for Aug 23 (median 31 ft³/s over 31 years). — USGS daily streamflow statistics, as of Aug 23, 3:00 AM gauge-local time
- Heavy rain today can raise bacteria levels near outfalls and river mouths.
Flow is normal for this date — within the normal range (25th–75th percentile) for Aug 23 (median 31 ft³/s over 31 years).
No official beach-advisory feed for Pennsylvania yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge Manatawny Creek near Spangsville, PA (1.9 mi away), as of Aug 23, 3:00 AM gauge-local time.
Weather at Trout Run Reservoir









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Frequently asked questions
- Where is Trout Run Reservoir?
- Trout Run Reservoir is a lake in Earl Township, Pennsylvania.
- What is the water temperature at Trout Run Reservoir?
- As of August 23, 2026, the water temperature at Trout Run Reservoir in Earl Township, Pennsylvania is 70°F (21°C), measured by USGS gauge 01471875, 1.9 miles away.
- Can you swim at Trout Run Reservoir?
- Comfortable for a swim today: water temperature is 70°F, within the comfortable 70–86°F range. Checked August 23, 2026.
- How is Trout Run Reservoir rated?
- Trout Run Reservoir in Earl Township, Pennsylvania has an average visitor rating of 4.6 out of 5, based on 23 reviews.
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- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
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