Where is Arivaca Lake?

Arivaca Lake is a lake in Pima County, Arizona. Its water-quality measurements are published by ADEQ and shown on this page as reported.

Are there boat ramps on Arivaca Lake?

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

Can I fish at Arivaca Lake?

Arivaca Lake 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 Arizona's fish and wildlife agency, so check its current regulations before you go.

Arivaca Lake

Pima County, Arizona73 acresView map Directions

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

Area

73 acres

Surface area

Impaired · Mercury
Public access

See the measurements Directions Where to stay

Arivaca Lake in Pima County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Surface area: 73 acres.

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Arivaca Lake is a 73-acre lake in Pima County, Arizona. Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, ADEQ. Methodology: how these readings are compared.

What Arivaca Lake 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. Arivaca Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.

Whether Arivaca Lake is safe to swim in today is a call for the Arizona Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Arivaca Lake

These are the measurements ADEQ publishes for Arivaca Lake, 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 Arivaca Lake

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

Lake Details

Surface area

73 acres

Public access

Yes

Listed by ADEQ

No bathymetric survey has been published for Arivaca Lake, so its depth is not documented here.

Recreation & Access

Boat Landings

Yes

Public Access

Arivaca LakePublic

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

Stays via Stay22

Stays near Arivaca Lake

Compare lakeside cabins, hotels, and vacation rentals near Arivaca Lake in Pima County, Arizona — 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 Arivaca Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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Fishing Arivaca Lake

→ Arivaca Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Arivaca Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

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

Source: EPA ATTAINS assessment unit AZL15050304-0080_00 · Official waterbody report

Nearby Lakes in Pima County

Aguirre Lake15.6 miView →Mormon Lake15.8 miView →Kennedy Lake47.2 miView →Cienega Creek Lake49.1 miView →Silverbell Lake—View →Lakeside Lake1.3 ft clear · Eutrophic—View →

Frequently asked questions about Arivaca Lake

Where is Arivaca Lake?: Arivaca Lake is a lake in Pima County, Arizona. Its water-quality measurements are published by ADEQ and shown on this page as reported.
What is the water quality of Arivaca Lake?: Arivaca Lake in Pima County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Surface area: 73 acres.
Is Arivaca Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Arivaca Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Are there boat ramps on Arivaca Lake?: Arivaca Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Arivaca Lake. Public access is listed as yes.
Can I fish at Arivaca Lake?: Arivaca Lake 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 Arizona's fish and wildlife agency, so check its current regulations before you go.