Agency-listedUSFSFreeRoad season: open (MVUM)

Three Prong Campground

Drive-up · U.S. Forest Service · CA · 39.92036, -122.79152
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U.S. Forest Service lists this site. On most of their ground you can camp away from developed sites pretty much anywhere — so treat this as a known-good spot, not the only one allowed. The unit sets stay limits and how far off road and water you must be. What changes is conditions — roads, gates, closures, fire rules. Check those with the unit before you commit to the drive.
Nearest road on the Forest Service MVUM — Three Prong Campground · Mendocino National Forest · CA

The nearest road on the Forest Service MVUM is FR 24N14A (Three Prong C.G.), 30 ft from the pin. The MVUM lists it as native material surface and maintenance level 2 – high-clearance vehicles.

Road season: open (MVUM) The MVUM lists FR 24N14A (Three Prong C.G.), 30 ft from the pin, open to passenger vehicles year-round.
MVUM record for FR 24N14A (Three Prong C.G.): “01/01-12/31” Read against the calendar on 2026-09-22; with JavaScript your browser re-checks it against today.

From the Forest Service's own Motor Vehicle Use Map roads layer (EDW, Clearinghouse refresh Aug 30, 2026), straight-line from the pin to the nearest mapped segment. The nearest segment is not necessarily the way in, a maintenance level is the agency's class and not a report on today, and a road's season is the road's — it is not a campground order. What the levels mean → What an MVUM is →

What the record says about the site — Three Prong Campground · Mendocino National Forest · CA
From the OpenStreetMap contributors listing for this site — their words, not our visit. Records go stale; treat it as a starting point and confirm anything your trip depends on.
USGS topo — contours & terrain
USGS topographic map of Three Prong Campground
Aerial — USGS / NAIP
Aerial image of Three Prong Campground
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Weather outlook — at Three Prong Campground
Loading the latest forecast…
Live NWS area forecast (~2.5 km grid, not elevation-corrected). Camp sits at 5,937 ft.
Fire & smoke — around Three Prong CampgroundNIFC · AirNow
Checking active fires & air quality…
Active wildfires from NIFC (within ~50 mi); air quality from AirNow. Always confirm current fire restrictions with the managing office before you go.

Everything you need — measured from Three Prong Campground · Mendocino National Forest · CA

▲ your camp. Rings are 15, 30 and 60 straight-line miles; bearings are approximate and roads run longer.
Nearest of each
  • FFuel13 mi
  • EVEV fast charger21 mi
  • @Mail23 mi
  • HHardware23 mi
  • GGrocery26 mi
  • LLaundry28 mi
  • WWater31 mi
  • RxPharmacy31 mi
  • MMechanic32 mi
  • +Urgent care32 mi
  • AAir-up33 mi
  • ShShower37 mi
  • OOutfitter46 mi
  • DDump47 mi
  • PPropane50 mi
≤30 mi30–4545+water

The read: water is a real 31-mi drive, fuel & food sit about 13 mi out.

One dot per need — the nearest of each kind, straight-line from camp. Places from OpenStreetMap (© OpenStreetMap contributors); the EV fast charger from the US DOE station locator. Open in Google Maps ↗

The site — Three Prong Campground

Access
Drive-up
Land
U.S. Forest Service
Elevation
5,937 ft
Ground slope
21.3% · steep
State
CA
Coordinates
39.92036, -122.79152
Cost
Free · OpenStreetMap fee tag: no

Nearby & resupply — around Three Prong Campground · Mendocino National Forest · CA (OpenStreetMap)

  • Water featureFlood Creek · ~0.4 mi · USGS: intermittent stream
  • Nearest townPeterson Place · ~3.3 mi
  • Rail & highwaynone mapped within 10 mi
  • Drinking waternone within 10 mi
  • FuelPaskenta General Store · ~13.2 mi
  • Propane / LPGnone within 31 mi
  • GroceriesTienda Su Pais · ~25.7 mi
  • HardwareM & M Feed · ~23.2 mi

EV charging — from Three Prong Campground · Mendocino National Forest · CA — nearest public DC fast & Level 2 (US DOE station data)

Nearby restrooms — around Three Prong Campground · Mendocino National Forest · CA — pit toilets, restrooms & rest areas (government data)

Coming out here — Three Prong Campground · Mendocino National Forest · CA

Open Three Prong Campground elsewhere

Other camps near Three Prong Campground

If this one is full, gated or washed out.

The unit that manages Three Prong Campground

Stay limits, road closures and fire restrictions at Three Prong Campground are set by Mendocino National Forest, not by the campsite — check there before you go.

How we know this — Three Prong Campground

Source
OpenStreetMap contributors
Confidence
Likely — The record is good enough to put a pin on, but thin in places. Treat the details as a starting point, not gospel.
Agency page
fs.usda.gov — the land manager's own page for this site. Fees, seasons and closures are stated there first; if it disagrees with this page, it wins.
How it was placed
auto: drive (road/trail right there)
Site details
The OpenStreetMap contributors listing's own fields for this site (site type, whether tents or trailers fit, capacity, toilet, water, campfires, reservations). Printed as the record states them, unchecked by us, and never used to make a cost claim -- the cost verdict above is decided separately and audited before every deploy.
Nearest MVUM road
US Forest Service Motor Vehicle Use Map roads layer (EDW_MVUM_01, layer 1), Clearinghouse refresh Aug 30, 2026. Straight-line distance from the pin to the nearest mapped segment within 1 mi; surface type, maintenance level and open dates are the agency's own values for that segment, expanded from its codes and otherwise unedited. Nothing here says which road reaches the site.
EV chargers
US DOE Alternative Fuels Data Center station locator, snapshot 2026-09-16. Straight-line miles to the nearest public, open, unrestricted station; restricted and planned units are shown but never counted.
Field check
On the agency's books. The land manager inventoried this site, so its existence is not in question — current conditions are. Nobody from here has camped it recently.

What we don’t know about Three Prong Campground

A land record can put you within a few meters of a spot. It cannot tell you any of this — so check it yourself, and treat anything below as the open question it is.

Before you go — Three Prong Campground

Is this page wrong about Three Prong Campground?

This page was built from a public land record, not from a visit. If you have actually pulled in here and it does not match, that is worth more than anything we can read off a map. Tell Dave what is off — it goes to him, not onto the page.

What did you find? Tick anything that fits.

A reader report is not a fact, and this one will not change a word of this page by itself. Dave reads it and checks it against the agency’s own record, because that record is what this site says. If reader reports are ever shown here they are labelled “reader report, unverified” with the date, and they are never merged into the agency fields.