Hospital Flat Campground, Graham

Campgrounds in Arizona

Hospital Flat

Photo: Outdoor Craziness / CC BY-SA 3.0

Campgrounds 9,009 ft Bortle 2 Solitude: 90/100 (remote)
Arizona's Hospital Flat near Thatcher provides spring and summer camping with diverse birdlife in a dry, sparsely vegetated area.

Near Thatcher, AZ in Arizona

What to Pack for Hospital Flat Campground, Graham

Given these conditions, here's what to pack for a safe and comfortable visit.

The right gear turns potential problems into non-issues. Here's what Hospital Flat demands.

Essential

  • Water (minimum 2L) — Dehydration impairs judgment and endurance long before you feel thirsty; 2L is the minimum for a moderate day hike.
  • Navigation (map/GPS/compass) — Phone batteries die, cell service disappears, and trail signs get vandalized; a paper map and compass always work.
  • Sun protection (sunglasses, sunscreen) — UV exposure intensifies at elevation and near reflective surfaces like water and snow; sunburn can happen in under 30 minutes.
  • First aid kit — Blisters, cuts, and sprains happen on even the easiest trails; basic supplies let you treat problems before they force a retreat.
  • Extra food — A wrong turn or unexpected storm can extend any outing by hours; extra calories prevent fatigue and poor decision-making.
  • Headlamp with extra batteries — Trails that seem short in daylight can take twice as long with route-finding or elevation; a headlamp keeps you moving safely after dark.
  • Fire starter — Hypothermia can set in even during summer at higher elevations; a reliable fire starter provides warmth and a signal for rescuers.
  • Emergency shelter (space blanket) — A space blanket weighs under two ounces and reflects up to 90% of body heat, buying time in an unplanned overnight.
  • Knife or multi-tool — From cutting cord to preparing food to improvising gear repairs, a knife is the most versatile tool you can carry.
  • Extra clothing layer — Mountain weather can shift from sunshine to sleet within an hour; an extra layer prevents dangerous heat loss.

Wildlife Gear

  • Hiking buddy (avoid solo) — Groups of three or more are almost never involved in serious bear incidents; larger groups make more noise and appear more intimidating.
  • Noise maker — Clapping, whistling, or using an air horn warns wildlife of your approach, preventing surprise encounters on blind corners.
  • Gaiters — Snake-proof gaiters provide a physical barrier against venomous bites below the knee, where most strikes occur.
  • First-aid snakebite kit — While evacuation to a hospital is the priority, a snakebite kit helps you stay calm and follow proper first-aid protocols.

Terrain Gear

  • Wide-brim hat — A wide brim shades your face, ears, and neck simultaneously, reducing UV exposure and lowering heat stroke risk.
  • Sunscreen SPF50+ — Reflected UV from water, sand, and snow can burn exposed skin even on overcast days; SPF50+ blocks 98% of UVB rays.
  • Extra water (desert) — Desert water sources are unreliable and often seasonal; carry all the water you need rather than counting on finding more.
  • Headlamp (extra) — Remote terrain often takes longer than expected to navigate; a backup headlamp prevents being stranded in darkness if your primary fails.
  • Emergency bivy — An emergency bivy sack weighs 4-8 ounces and provides wind and rain protection if an injury, storm, or navigation error forces an unplanned night out.
  • PLB/satellite messenger — A Personal Locator Beacon sends your GPS coordinates to search-and-rescue via satellite, working anywhere on Earth with no cell signal needed.
  • SPF50 lip balm — Lips lack melanin and burn faster than other skin; cracked, sunburned lips at altitude are painful and slow to heal.
  • Extra hydration — Altitude increases respiration rate and urine output, depleting fluids faster than at sea level; carry more water than you think you need.
  • Slow acclimatization advice — Ascending too quickly above 8,000 feet triggers altitude sickness in many people; gaining no more than 1,000-1,500 feet of sleeping elevation per day reduces risk.

Seasonal Gear

  • Spring: Camera, Wildflower field guide
  • Fall: Camera, Binoculars (foliage viewing)
  • Winter: Microspikes/traction devices

Activities & Best Time to Visit Hospital Flat Campground, Graham

The Desert terrain here lends itself to a range of outdoor activities throughout the year.

Hospital Flat draws visitors for camping, but the 5 available activities mean there's more here than most expect.

Photographers rate this area 65/100, with Exceptional dark sky (Bortle 1-2) and 3 excellent meteor showers being a major draw.

Activities

  • camping — Spend the night outdoors in a tent or campsite under open skies.
  • picnicking — Spread a blanket, unpack a meal, and enjoy food outdoors surrounded by fresh air and open views.
  • stargazing — Far from city lights, the night sky reveals constellations, planets, and meteor showers.
  • walking — A simple way to explore trails, shorelines, and park paths at your own pace while taking in the scenery.
  • wildlife_viewing — Observe animals in their natural habitats, from grazing deer to soaring raptors overhead.

Best months: Jun, Jul, Aug, Sep

Terrain: Desert — Desert terrain features sparse vegetation, exposed soils, and wide temperature swings between day and night.

Wildlife Safety at Hospital Flat Campground, Graham

While the wildlife here is part of the experience, some species require caution and preparation.

Awareness is the best safety tool at Hospital Flat. Here are the wildlife considerations for this area.

Danger rating: 35/100 (based on terrain difficulty, wildlife presence, weather exposure, and remoteness) moderate
  • Mountain lions
  • Venomous snakes
  • Elevated (9,009ft)
  • Remote (138mi from city)
Altitude risk: moderate
UV risk: extreme (Southern latitude (33N), High elevation (9,009ft), Desert (exposed))
Photo score: 65/100
  • Exceptional dark sky (Bortle 1-2)
  • 3 excellent meteor showers
  • Fall foliage
  • Spring wildflowers

Venomous Snakes

Venomous snakes here include Western Diamondback, Mojave, Sidewinder, Arizona Coral Snake. They're most active during warm months.

Western Diamondback

A heavy-bodied rattlesnake with bold diamond-shaped blotches along the back and a black-and-white banded tail ending in a rattle.

Seek emergency medical care immediately and keep the bitten limb immobilized at heart level.

Mojave

A large rattlesnake with diamond-like dorsal blotches and a banded tail similar to the Western Diamondback.

Call emergency services immediately and limit movement to slow venom spread.

Sidewinder

A small pale rattlesnake with horn-like scales above each eye and a sidewinding mode of travel.

Seek immediate medical attention and immobilize the affected limb.

Arizona Coral Snake

A small slender snake with red, yellow, and black rings around the body.

Seek emergency medical care immediately.

  • Watch where you step and place hands
  • Stay on trails
  • Wear boots and long pants in snake country
  • Do not reach under rocks or logs
  • If bitten: stay calm, immobilize limb, seek medical help immediately
  • Do NOT: cut wound, suck venom, apply tourniquet, ice, or alcohol

Nature & Wildlife at Hospital Flat Campground, Graham

The Desert terrain here supports a rich ecosystem worth noticing as you explore.

30 bird species have been documented near Hospital Flat, alongside 3 mammals and a rich variety of native plants.

Wildflowers (1)

  • purple owl's-clover
    purple owl's-clover — Dense spikes of purple-tipped bracts.

Shrubs (4)

  • Creosote Bush
    Creosote Bush — An evergreen desert shrub with small resinous leaves divided into paired leaflets.
  • Engelmann's Hedgehog Cactus
    Engelmann's Hedgehog Cactus — Ribbed stems grow close to the ground and may form tight clusters over time. Spines range from straw-colored to reddish brown, offering protection from herbivores.
  • Black-spined Pricklypear
    Black-spined Pricklypear — Bright yellow flowers bloom in spring.

Other Plants (5)

  • fishhook barrel cactus
  • saguaro
  • Devil Club-cholla
  • Sacred Datura
  • Graham's nipple cactus

Mammals (3)

  • Coyote
    Coyote — A medium-sized canid with gray-brown fur and bushy tail tipped in black.
  • Black-tailed Jackrabbit
    Black-tailed Jackrabbit — A large hare with very long ears tipped in black.
  • American Black Bear
    American Black Bear — A stocky bear with rounded ears and a straight facial profile.

Birds (30)

  • Ruddy Duck
    Ruddy Duck — Breeding male with bright blue bill and chestnut body
  • Rock Pigeon
    Rock Pigeon — Blue-gray with two black wing bars
  • Ring-necked Duck
    Ring-necked Duck — Male with glossy black head and gray sides
  • Gambel's Quail
    Gambel's Quail — Gray body with chestnut flanks
  • Neotropic Cormorant
    Neotropic Cormorant — Small dark cormorant

Reptiles (10)

  • Common Side-blotched Lizard
    Common Side-blotched Lizard — A small slender lizard with mottled brown or gray coloration.
  • Ornate Tree Lizard
    Ornate Tree Lizard — A small spiny lizard with gray to brown coloration and subtle patterning.
  • Gila Monster
    Gila Monster — A heavy-bodied lizard with black and pink or orange bead-like scales.
  • Western Diamond-backed Rattlesnake
    Western Diamond-backed Rattlesnake — A heavy-bodied rattlesnake with bold diamond-shaped dorsal blotches.
  • Regal Horned Lizard
    Regal Horned Lizard — A broad, flattened lizard with long crown-like head horns and spiny fringes along the body.

Amphibians (2)

  • Sonoran Desert Toad
    Sonoran Desert Toad
  • Couch's Spadefoot
    Couch's Spadefoot

Insects (9)

  • White-lined Sphinx
    White-lined Sphinx
  • Tamarisk Beetles
    Tamarisk Beetles
  • Flame Skimmer
    Flame Skimmer
  • Painted Lady
    Painted Lady
  • Roseate Skimmer
    Roseate Skimmer

Other Wildlife (3)

  • Western Spotted Orbweaver
  • Desert Millipede
  • Giant Crab Spider

Nature Bingo at Hospital Flat Campground, Graham

Can you spot them all? Check off each species as you find it on your visit.

Wildlife Challenge

Botany Challenge

Hospital Flat Campground, Graham Climate & Sun

For detailed planning, here's the climate data for this area.

The weather at Hospital Flat follows a Temperate pattern — here's the monthly breakdown.

Climate type: Temperate

Annual avg temp: 46.2°F

Annual precipitation: 34.4 in

With an average annual temperature of 46.2°F and 34.4 inches of precipitation, Hospital Flat has cool, moderate rainfall conditions. Summer highs average around 61°F, while winter lows drop to 33°F.

Best months to visit: May, Jun. Consider avoiding: Jul, Aug.

Month Avg Temp Precip
Jan 33°F 2.9 in
Feb 33°F 3.1 in
Mar 37°F 2.8 in
Apr 42°F 1.1 in
May 50°F 0.9 in
Jun 59°F 0.7 in
Jul 61°F 5.6 in
Aug 60°F 6.0 in
Sep 56°F 3.2 in
Oct 48°F 2.5 in
Nov 41°F 2.5 in
Dec 33°F 3.1 in

Daylight & Sun Times

Daylight ranges from 10 hours in winter to 14.3 hours in summer — a difference of 4.3 hours.

Summer: 5:10 AM – 7:28 PM

Winter: 7:13 AM – 5:15 PM

Winter Solstice: Sunrise 7:13 AM, Sunset 5:15 PM Golden hour from 4:37 PM
Summer Solstice: Sunrise 5:10 AM, Sunset 7:28 PM Golden hour from 6:51 PM
Spring Equinox: Sunrise 6:31 AM, Sunset 6:26 PM Golden hour from 5:54 PM
Fall Equinox: Sunrise 6:02 AM, Sunset 6:27 PM Golden hour from 5:54 PM

Hospital Flat Campground, Graham Trip Planning & Access

Planning your trip to Hospital Flat — here's the practical information you'll need.

From Phoenix, Hospital Flat is a drive covering 138 miles.

Nearest city: Phoenix (138 mi)
Estimated fuel cost: $34.59 (28 mpg, $3.5/gallon)
Carbon footprint: 111.8 kg CO2 (round trip by car)

Visitor Friendliness

This location rates likely_allowed for dogs, excellent for families, and highly_suitable for elderly visitors.

  • Dogs: likely_allowed — No restrictions found
  • Families: excellent
  • Elderly: highly_suitable
  • Strollers: excellent (100/100)
  • Beginners: Good starting point
  • Accessibility: Generally accessible to most visitors (95/100)

Places Near Hospital Flat Campground, Graham

There's more to explore in this part of Arizona.

Here's what else is nearby if you want to expand your itinerary beyond Hospital Flat.

Stargazing & Night Sky at Hospital Flat Campground, Graham

Once you're geared up and settled in, the night sky here offers its own rewards.

Hospital Flat sits under Bortle class 2 skies — Typical truly dark site for stargazing in Arizona.

Bortle 2 Typical truly dark site

Constellations

From Hospital Flat, you can trace Ursa Minor, Cepheus across the sky on clear nights.

  • Ursa Minor
    Ursa Minor — Home to Polaris, the North Star, Ursa Minor forms a small dipper shape that circles the northern sky year-round.
  • Cepheus
    Cepheus — Cepheus appears as a faint house-shaped pattern near Polaris in the northern sky.

Meteor Showers

Time your visit around December 13-14 for the Geminids, the strongest meteor shower visible from this latitude.

  • Geminids
    Geminids — peaks December 13-14 (excellent)

    One of the most reliable and active showers of the year; best viewed after 10 PM when Gemini rises higher in the sky.

  • Quadrantids
    Quadrantids — peaks January 3-4 (excellent)

    This brief but intense shower peaks before dawn; early morning hours offer the best chance to see multiple meteors.

  • Perseids
    Perseids — peaks August 11-13 (excellent)

    A summer favorite with warm nighttime viewing; look northeast after 10 PM.

  • Eta Aquariids
    Eta Aquariids — peaks May 5-6 (good)

    Best seen before dawn in the southeastern sky as Aquarius rises.

  • Delta Aquariids
    Delta Aquariids — peaks July 28-29 (fair)

    Best viewed after midnight when Aquarius is higher in the southern sky.

Planets

Planets visible to the naked eye from this location:

  • Venus
    Venus — The brightest planet, often called the Morning or Evening Star
  • Jupiter
    Jupiter — The largest planet, bright and steady in the night sky
  • Saturn
    Saturn — Famous for its rings, visible as a golden steady light
  • Mars
    Mars — The Red Planet, recognizable by its reddish-orange hue

Equipment Guide

  • Naked eye: Venus, Jupiter, Saturn, Mars, Mercury (with care)
  • Binoculars: Jupiter moons, Uranus, Saturn rings (barely)
  • Small telescope: Saturn rings, Jupiter bands, Mars surface features, Neptune

Viewing Tips

  • Check planets rise/set times for your specific date
  • Planets appear along the ecliptic (zodiac path)
  • Planets don't twinkle like stars - steady light
  • Venus and Jupiter are unmistakable - brightest objects after Moon
  • Use a stargazing app to confirm planet positions
  • Best viewing: when planet is highest in sky (transit)

Best Viewing Months

  • Evening: Oct, Nov, Dec, Jan, Feb
  • Morning: Jul, Aug, Sep

Seasonal Highlights at Hospital Flat Campground, Graham

The sky isn't the only thing that changes with the seasons at Hospital Flat.

Hospital Flat is a year-round destination, but each season has its own character and highlights.

Spring Wildflowers

Peak bloom: March - April

Check local park websites for bloom reports

Fall Foliage

Peak color: October 25 – November 15

Best trees for color: Maple, Oak, Aspen

Higher elevations peak 1-2 weeks earlier

Bird Migration

Spring peak: March - April

Fall peak: October - November

Best spots: Wetlands, coastlines, mountain ridges

Indigenous Land at Hospital Flat Campground, Graham

This area sits on land with a deep human history that predates modern recreation.

The 1 Indigenous groups connected to this land include Ndee/Nnēē: (Western Apache).

Languages

Indigenous languages connected to this territory include White Mountain.

Data from Native Land Digital

Hospital Flat Campground, Graham Geology & Natural History

Beyond the trails and wildlife, Hospital Flat sits within a landscape shaped by millions of years of geological processes. Here's what researchers and surveys have documented about this area.

Bedrock Geology

Rock Type
Early Proterozoic metamorphic rocks
Lithology
Major:{metasedimentary,metavolcanic,gneiss}
Age
Statherian

Fossils

Fossil Occurrences
14
Unique Species
14
Oldest
4.7 million years ago

Mineral Deposits

Deposit Sites
46
Richness
High
Minerals Found
Fluorine-Fluorite, Gold, Silver, Barium-Barite, Manganese, Clay, Beryllium, Copper

Endangered Species

Species at Risk
1478
ESA Endangered
29
ESA Threatened
16
Conservation Score
100/100

Temperature Records

Record High
112°F (1902-06-24)
Record Low
-14°F (2011-02-03)

Wildfire History

This area has a relatively low wildfire risk, but always follow posted fire regulations.

Recorded Fires
30
Largest Fire
Frye (48,443 acres)
Most Recent
9999
Fire Risk
Extreme

Watershed

Watershed
Upper Cottonwood Creek
Water Quality (Good)
0%
Impaired
0%

Reported Phenomena

UFO Sightings
1 (NUFORC)
Bigfoot Reports
4 (BFRO)
Eeriness Score
42/100

Hospital Flat Campground, Graham Safety & Conditions

Before heading out, check these real-time safety resources for current conditions.

Check these official resources for current conditions at Hospital Flat before you go.

Nearest weather station: SAFFORD 9.9 S, AZ US (9.66 mi)

Coordinates: 32.665833, -109.874444

Packing List Star Guide ↑ Top
Hospital Flat
Arizona · 9,009 ft · Campgrounds · 32.6658°N, -109.8744°W

Emergency Information

In case of emergency: Call 911

Nearest town: Thatcher, AZ

Venomous snakes present — Watch where you step (Western Diamondback,Mojave,Sidewinder,Arizona Coral Snake)