Formerly known as Sanidumps.
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4 RV Dump Stations In Somerville, TX | Free & Paid Options

30.3460° N, 96.5283° W

Quick Overview

Somerville serves central Texas RVers with several RV dump stations spread across the Lake Somerville area. You'll find some free option alongside paid facilities at state parks and campgrounds. This small Burleson County community sits between Houston and College Station, making it a natural stopping point for travelers exploring the Texas Triangle.

Lake Somerville State Park anchors the local RV infrastructure. The reservoir stretches across 11,460 acres, and the surrounding parks provide sanitary dump stations for both overnight guests and day visitors. Most facilities operate year-round, though summer sees the heaviest use from boaters and anglers.

The dump stations here aren't clustered in town -- they're positioned around the lake's perimeter. Birch Creek unit sits on the north shore while Nails Creek occupies the south. This spread-out layout means you'll drive 15-20 minutes between options, so plan your route before your tanks hit capacity.

RV waste disposal access varies by location. Some stations require park entry fees while others stay open to the public. The newest addition, Lake Somerville State Park & Trailway - Birch Creek, offers modern facilities with good clearance for larger rigs. Cell service gets spotty around the lake, so download directions before you leave Highway 36.

4.1 ★Avg Rating
10Reviews

Traveling to Somerville by RV

Highway 36 runs north-south through Somerville as your primary access route. It connects directly to Highway 290 (about 30 miles south), which funnels traffic from Houston. From College Station, take Highway 60 east until it meets State Highway 36. The routes are straightforward two-lane roads without complicated intersections.

FM 180 and FM 1948 circle Lake Somerville, connecting the various park units. These farm-to-market roads handle RV traffic fine, but they wind more than the main highways. Watch your speed on curves -- the posted limits drop to 45 mph in several sections for good reason.

Overnight parking in town is limited. Somerville doesn't have dedicated RV parking at rest areas or truck stops. Your best bet is staying at one of the lakeside campgrounds if you need more than a quick dump-and-go. The state parks welcome self-contained RVs, and several private campgrounds offer full hookups around the reservoir.

Dump Station Costs in Somerville

The several RV dump stations around Somerville split between free and paid access, with some station (a portion%) offering no-cost dumping and a portion% charging fees. The free option typically requires a day-use park entry fee, which runs $5-7 per vehicle. That's technically not free dumping, but it's cheaper than dedicated sanidump fees.

Paid stations at state park campgrounds charge $5-10 for non-campers. If you're staying overnight, the dump station access comes included with your camping fee. Private RV parks around the lake may charge $10-15 for drive-up dumping, though policies vary. Some restrict their facilities to registered guests only, so call ahead if you're not camping there.

Free: 4 stations (50%)
Paid: 4 stations (50%)

Contact station for pricing details.

Prices may vary. Always confirm with the station before visiting.

What RVers Are Saying About Somerville

★★☆☆☆

The store doesn’t seem conveniently open, the campsite was full of bugs flying up when you walked in the grass. Very full of grass burrs, very unkept. We both got a foot covered in ants. We know it’s ...

Debbie Lyons·at Big Creek Park·October 19, 2025
★★★★★

My favorite place on Lake Somerville. Several of us stay at the same place. Owners are taking great care of all the folks!

Mitzi Baker·at Big Creek Park·October 16, 2025
★★★★★

Great new owners since Memorial Day and nice, clean property. We love to ride to BC for sunsets and live music. Holiday weekends have been fun and family friendly so they are and will remain HIGHLY re...

Donald Doss·at Big Creek Park·September 1, 2025
★★★★☆

It's a good park for rvs and tents ⛺️.they have water and electricity hook up. The water level is up fishing was alright tell we caught someone messing with the trout line. Other than that it was a go...

jesse maybaugh·at Big Creek Park·September 1, 2025
Includes reviews from Google

Best Time to Visit Somerville by RV

❄️

Winter

December-February

40-65°F

Crowds: Low

Coldest temps rarely drop below freezing, making winter ideal for avoiding crowds while still enjoying comfortable RVing weather around the lake.

🌸

Spring

March-May

60-85°F

Crowds: Medium

Wildflowers bloom across the state park in April, drawing moderate crowds for hiking and fishing as the lake warms up.

☀️

Summer

June-August

75-98°F

Crowds: High

Peak season brings boaters and families to the lake, filling campgrounds on weekends and creating wait times at popular dump stations.

🍂

Fall

September-November

55-80°F

Crowds: Medium

Temperatures cool down but the lake stays warm enough for activities, making fall a sweet spot for RVers who want elbow room.

Explore the Somerville Area

Those winding rural roads around Lake Somerville demand attention. The pavement's good, but curves sneak up on you, especially if you're towing. Slow down 5-10 mph below the posted limit until you get a feel for the terrain. Locals drive these roads daily and know every bend.

Wildlife crosses frequently at dawn and dusk. Deer are the main concern, but you'll also see armadillos, raccoons, and occasional feral hogs near the lake. Keep your eyes scanning the shoulder, not just the centerline. A deer strike can ruin your whole trip.

Fill your fresh water tanks before heading to the lake area. Not all sani-dump locations offer potable water, and the ones that do sometimes have low pressure. The state parks have water, but municipal sources in town provide better flow for filling a 100-gallon tank. Gas up in Somerville too -- fuel options thin out once you're circling the lake.

National Parks Nearby

Frequently Asked Questions About Dump Stations in Somerville

Do I need a park pass to use dump stations at Lake Somerville State Park?

Non-campers typically pay a day-use entry fee ($5-7) to access state park facilities including dump stations. Registered campers get dump station access included with their overnight fees. Some parks allow dump-only visits for $5-10 without requiring full park entry.

Which dump station is closest to Highway 36?

The Birch Creek unit of Lake Somerville State Park sits just off Highway 36 on the north side of the lake. It's the most accessible option if you're passing through on 36 and need quick RV waste disposal without detouring far from your route.

Are dump stations open year-round in Somerville?

Yes, the state park dump stations operate throughout the year. Winter sees reduced park staff, but the sanitary dump facilities remain accessible. Private campground hours may vary seasonally, so call ahead if you're visiting November through February.

Can I get potable water at Somerville dump stations?

Most dump stations at Lake Somerville parks provide potable water spigots, though pressure varies. The Birch Creek and Nails Creek units both have water available. For faster filling, top off your fresh tank at the municipal sources in town before heading to the lake.

What's the clearance like for big rigs at these stations?

State park dump stations accommodate rigs up to 45 feet without issues. The facilities were designed for modern RVs with good overhead clearance and wide turning radius. Private campgrounds vary, so check with individual properties if you're driving a 40+ foot motorhome.

Is there cell service at the lake dump stations?

Cell coverage is spotty around Lake Somerville, especially at the more remote park units. Verizon and AT&T work better than other carriers, but expect weak signal or no service in some areas. Download maps and station details before leaving town.

What is the highest-rated dump station in Somerville?

The highest-rated station is Big Creek Park with a rating of 4.1/5 stars.

Are there free dump stations in Somerville?

Yes — there are free RV waste disposal options available near Somerville.