Upper Pond is a lake in Merrimack County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.

How deep is Upper Pond?

Upper Pond has a maximum depth of 20 feet and an average depth of 10.8 feet. The lake covers 27 acres.

Are there boat ramps on Upper Pond?

Upper Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Upper Pond. Public access is listed as yes.

Can I fish at Upper Pond?

Upper Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by New Hampshire's fish and wildlife agency, so check its current regulations before you go.

Upper Pond

Merrimack County, New Hampshire27 acresView map Directions

No nutrient or algae sampling on record from NHDES for this lake.

Max depth

20 ft

Bathymetric survey

Area

27 acres

Surface area

Shoreline

1.1 mi

Measured length

Impaired · Mercury
20 ft max depth
Public access

See the measurements Directions Where to stay

Upper Pond in Merrimack County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 20 ft. Surface area: 27 acres.

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Upper Pond is a 27-acre lake in Merrimack County, New Hampshire with a maximum depth of 20 feet (11-foot average). Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

What Upper Pond is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Upper Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.

Whether Upper Pond is safe to swim in today is a call for the New Hampshire Department of Environmental Services and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Upper Pond

These are the measurements NHDES publishes for Upper Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Upper Pond

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

20 ft

Average depth

10.8 ft

Surface area

27 acres

Shoreline

1.1 mi

Public access

Yes

Listed by NHDES

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

Recreation & Access

Boat Landings

Yes

Public Access

Upper PondPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

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Stays near Upper Pond

Compare lakeside cabins, hotels, and vacation rentals near Upper Pond in Merrimack County, New Hampshire — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Upper Pond

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Fishing Upper Pond

→ Upper Pond fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Upper Pond is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

MercurypH / acidity

Designated uses not supporting: Aquatic life, Fish consumption.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit NHLAK700030502-02 · Official waterbody report

Nearby Lakes in Merrimack County

Grassy Pond1.3 miView →French Pond1.4 miView →Bear Pond2 miView →Clement Pond-Deep SpotMesotrophic1.7 miView →Rolf Pond-Deep Spot2 miView →Tom Pond-Deep SpotEutrophic3.8 miView →

Frequently asked questions about Upper Pond

Where is Upper Pond?: Upper Pond is a lake in Merrimack County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Upper Pond?: Upper Pond in Merrimack County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 20 ft. Surface area: 27 acres.
Is Upper Pond safe to swim in?: Nutrient and algae readings are not a swimming clearance. Upper Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.
How deep is Upper Pond?: Upper Pond has a maximum depth of 20 feet and an average depth of 10.8 feet. The lake covers 27 acres.
Are there boat ramps on Upper Pond?: Upper Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Upper Pond. Public access is listed as yes.
Can I fish at Upper Pond?: Upper Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by New Hampshire's fish and wildlife agency, so check its current regulations before you go.