Where is Middlesex Reservoir?

Middlesex Reservoir is a reservoir in Clark, New Jersey.

How is Middlesex Reservoir rated?

Middlesex Reservoir in Clark, New Jersey has an average visitor rating of 4 out of 5, based on 11 reviews.

Updated August 13, 2025

Middlesex Reservoir

Reservoir · Clark, New Jersey

4.0(11 reviews)

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Rainy today

Things to Do Near Middlesex Reservoir

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Weather at Middlesex Reservoir

H: 83° L: 69°

Heavy rain at times

77°

Feels like 80°

Precipitation

78%

Humidity

83%

Wind

11 mph

UV Index

7.5

Water Conditions:

🏊Perfect for swimming🧴High UV - use sunscreen🌧️Rain expected

12 AM

70°

3 AM

70°

6 AM

70°

9 AM

71°

12 PM

76°

3 PM

81°

6 PM

80°

9 PM

75°

Pack smarter for Middlesex Reservoir

Useful gear categories for this kind of water spot. These links open Amazon search results so you can compare current options.

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Inflatable PaddleboardA popular way to explore calm coves and shorelines.

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Life JacketImportant around boats, paddling, and deeper swimming areas.

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Floating CoolerKeeps drinks nearby for swim areas, docks, and boats.

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Waterproof Phone PouchProtects phones around docks, boats, and splashy shorelines.

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Frequently asked questions

Where is Middlesex Reservoir?: Middlesex Reservoir is a reservoir in Clark, New Jersey.
Can you swim at Middlesex Reservoir?: There is no fixed answer for Middlesex Reservoir: whether it is safe to swim there on a given day depends on the water temperature, recent rainfall, and any advisories posted at Middlesex Reservoir in Clark, New Jersey. Check current water conditions before you go, and follow posted signs and local guidance.
How is Middlesex Reservoir rated?: Middlesex Reservoir in Clark, New Jersey has an average visitor rating of 4 out of 5, based on 11 reviews.

Visitor Reviews

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Been here? A quick note helps the next visitor plan their day. Handy things to mention:

Water temperatureCrowds & parkingBest time to goSafety & access

Best Times to Visit

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Right Now

Not ideal for outdoor activities today

🏞️ Lakes Tips:

›Check for boat launch facilities and fees
›Obtain required fishing licenses before arrival
›Be aware of lake-specific regulations and restrictions
›Monitor water quality reports before swimming

Best Seasons:

☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Clark, NJ 07066

Clark, New Jersey 07066

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