Spillway Campground
Open — Open year-round first-come, first-served with reduced off-season rates from October through April. Potable water is only available May through September; winter visitors must bring their own water. Winter access depends on snow conditions and road maintenance.
Partial road closure 22N11 Road
A partial road closure is in place on the 22N11 Road in the Covelo Ranger District. Location of the closure is shown on the map. The closure is for public safety after a road failure in the area has made vehicle travel unsafe and at risk of collapse without warning under the weight of a vehicle.…
Chico Seed Orchard Public Use and Access Closure
Pets must be on a leash. Fall/winter hours are 7 a.m. - 5 p.m. beginning November 1 - February 29. Spring/summer hours are 7 a.m. - 7 p.m. beginning March 1 - October 31. A closure is in effect outside of these hours.
M10 Road Construction
The M10 road has an active construction zone to repair a major slide, located above Fouts Springs near Dixie Glade. Depending on construction progress, there can be periods where the road is impassable, has traffic control stops, or is passable in high clearance vehicles. Main impacts to access are…
Road conditions
Please be advised that forest roads are NOT plowed or maintained in winter so driving conditions are hazardous, slippery, and may be impassable. Even with good snow tires and four-wheel drive, less than a foot of snow is enough to get a vehicle stuck! Snow and ice can be expected at higher…
Developed campground stay limits
Developed campground camping stay limits are in effect across the Mendocino National Forest through October 12, 2027. Visitors may camp in the same developed recreation campground for 14 days within any 30-day period but no more than 28 cumulative days in any 12-month period.
Dispersed camping stay limits
Dispersed camping stay limits are in effect across the Mendocino National Forest through Oct.8, 2027. The stay limits apply to developed campgrounds and dispersed camping locations. Visitors may camp in the same location outside a one-mile radius of a developed recreation site for 14 days within…
Trail 34 on Upper Lake District closed due to unsafe conditions
OHV Trail 34 is closed due to trail tread degradation and rutting that runs 300 feet down the trail. The trail is unsafe due to unstable soil, extremely muddy conditions and increased runoff.
Cedar Camp Campground Closure
Cedar Camp Campground is closed for public safety. Closure is in effect through 6/18/26.
About
Spillway Campground is one of four loops comprising Letts Lake Campground in the Mendocino National Forest's Stonyford Recreation Area, located 19 miles west of Stonyford at approximately 4,500 feet elevation. This loop contains 9 campsites numbered 34 through 42, each equipped with a fire ring and picnic table, situated among mature conifers and manzanita with some sites offering lake views. The centerpiece of the area is the 35-acre Letts Lake, which permits only non-motorized vessels and is stocked with trout. A one-mile trail encircles the lake, connecting the four campground loops. The recreation area features accessible vault restrooms and a popular fully-accessible fishing pier. Swimming is permitted in the lake during warmer months. The campground operates on a first-come, first-served basis only, with no advance reservations accepted. Check-in is at 2:00 p.m. and check-out at 11:00 a.m., with quiet hours from 10:00 p.m. to 6:00 a.m. A maximum of two vehicles are permitted per site, and OHV riding is not allowed in the campground. Payment can be made on-site via the Recreation.gov mobile app using Scan & Pay at the campground kiosk.
Directions
Located 19 miles west of Stonyford in the Mendocino National Forest. Access may be difficult in winter due to snow and ice conditions. High clearance vehicle recommended; four-wheel drive or chains may be required in winter.
Nearby Campgrounds
Amenities
| Water | Yes |
| Fires Allowed | Yes |
| Toilets | Yes |
| Dump Station | No |
| Wifi | No |
| Pets Allowed | — |
| Showers | No |
| Electric Hookups | — |
| Water Hookups | — |
| Sewer Hookups | — |
| Camp Store | No |
| Price | $6 - $12 |
Vehicle
| Max RV Length | — |
| Max Trailer Length | — |
| Big Rig Friendly | No |
| Pull Through Sites | No |
Contact
| sm.fs.mendopao@usda.gov | |
| Phone | +1 (530) 963-3128 |
Cell Service
| AT&T | None |
| Verizon | None |
| T-Mobile | None |
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