Fool Hollow Lake
Navajo County, Arizona152 acresView mapDirections
No nutrient or algae sampling on record from ADEQ for this lake.
- 15 ft max depth
- Public access
- Limited data
Fool Hollow Lake in Navajo County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Surface area: 152 acres.
Fool Hollow Lake is a 152-acre lake in Navajo County, Arizona with an estimated average depth of about 15 feet. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available.
Source: EPA Water Quality Portal sampling records, ADEQ, last sampled 2025-11-05. Methodology: how these readings are compared.
Fool Hollow Lake covers about 150 acres in Navajo County. If you are planning to stay, you can search lake houses and cabins around Fool Hollow Lake on Vrbo, or look for a hotel room near the lake on Booking.com or Expedia.
What Fool Hollow Lake is good for
From access and monitoring records, not editorial picks.
- Camping1 public campground nearby
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Fool Hollow 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.
Water quality measurements for Fool Hollow Lake
These are the measurements ADEQ publishes for Fool Hollow 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.
Ask about Fool Hollow Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~15 ft est.
Surface area
152 acres
Public access
Yes
Listed by ADEQ
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Arizona has not published bathymetry for Fool Hollow Lake.
Lake Size & Watershed
Watershed (drainage) area
123 sq mi
HydroLAKES / HydroSHEDS
Shoreline
2.9 mi
HydroLAKES / HydroSHEDS
Elevation
6,266 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Recreation & Access
Public campgrounds near Fool Hollow Lake
- Fool Hollow Lake Recreation Area Campground0.2 km
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Fool Hollow Lake
Compare lakeside cabins, hotels, and vacation rentals near Fool Hollow Lake in Navajo 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 Fool Hollow Lake
Prices for Oct 30–Nov 1, 4 adults. Change dates on the map below.
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Fishing Fool Hollow Lake
Water quality readings over time
2 seasons of samples on record (2016–2017). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Worsening2 years
Phosphorus
Worsening+10 µg/L/yr2 years
Reservoir Info (USACE NID)
Fool Hollow Lake is a man-made reservoir impounded by the Fool Hollow (completed 1956), built primarily for recreation on the Show Low Creek; rockfill-type dam, 78 ft tall and 500 ft long.
- Surface area
- 152 ac
- Normal storage
- 3,217 ac-ft
- Max storage
- 5,617 ac-ft
- Drainage area
- 102 sq mi
- Hazard class
- High
- Owner
- ARIZONA GAME & FISH DEPARTMENT
Source: USACE National Inventory of Dams, NID ID AZ00051 · Operator website
Nearby Lakes in Navajo County
Frequently asked questions about Fool Hollow Lake
Where is Fool Hollow Lake?
- Fool Hollow Lake is a lake in Navajo County, Arizona. Its water-quality measurements are published by ADEQ and shown on this page as reported.
What is the water quality of Fool Hollow Lake?
- Fool Hollow Lake in Navajo County, Arizona has water-quality measurements published by ADEQ, shown here as reported. Surface area: 152 acres.
Is Fool Hollow Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Fool Hollow Lake?
- No published bathymetric survey covers Fool Hollow Lake, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 15 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 152 acres.
Can I fish at Fool Hollow Lake?
- Public access to Fool Hollow Lake is listed as yes on the lake record. 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.
Are there campgrounds on Fool Hollow Lake?
- Fool Hollow Lake has 1 public campground from USGS The National Map within 5 km, including Fool Hollow Lake Recreation Area Campground. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
8 measurements from 1 monitoring station, 2022–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Great Lakes Environmental Center
GLEC8 samples · 2022–2025
Analytical methods
- 4500 P E ~ Phosphorus in Water by Colorimetry- Ascorbic Acid Method
- 300.0 ~ EPA; Determination of Inorganic Anions by Ion Chromatography
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Public campgrounds from USGS The National Map Structures, within about 3 miles