Updated
Cold Brook Reservoir
Reservoir
Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion.
- Flow is within the normal range (25th–75th percentile) for Aug 22 (median 60 ft³/s over 94 years).
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Cold water — serious cold-shock risk today
Cold waterCold water — serious cold-shock risk today: water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion.
- Water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion. — USGS gauge 01192500, as of Aug 22, 5:30 AM gauge-local time
- Flow is within the normal range (25th–75th percentile) for Aug 22 (median 60 ft³/s over 94 years). — USGS daily streamflow statistics, as of Aug 22, 5:30 AM gauge-local time
Flow is normal for this date — within the normal range (25th–75th percentile) for Aug 22 (median 60 ft³/s over 94 years).
No official beach-advisory feed for Connecticut yet — follow posted signs and local guidance.
Live, provisional data from USGS gauge HOCKANUM RIVER NEAR EAST HARTFORD, CT (8.1 mi away), as of Aug 22, 5:30 AM gauge-local time.
Weather at Cold Brook Reservoir









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Frequently asked questions
- Where is Cold Brook Reservoir?
- Cold Brook Reservoir is a reservoir in Connecticut.
- What is the water temperature at Cold Brook Reservoir?
- As of August 22, 2026, the water temperature at Cold Brook Reservoir in Connecticut is 57°F (14°C), measured by USGS gauge 01192500, 8.1 miles away.
- Can you swim at Cold Brook Reservoir?
- Cold water — serious cold-shock risk today: water temperature is 57°F, cold enough to cause cold-water shock on sudden immersion. Checked August 22, 2026.
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Location & Contact
Connecticut
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