Twin Brooks Tenting Area
Campground
Campground · 6.2 mi from the trail
Vermont · Rock climbing · Bolton · Near South Burlington
Gas Mask
- 5.5
- grade
- Trad Gear
- style
- Aug–Sep
- best months
One of five routes catalogued at UUWB Shoulder, spanning 5.5 to 5.7. First ascent by Adam Sherman 2013.
Around this trail
Add any of these when you start a tripSleep close Eat after 
If it rainsThe original uploader was Redjar at English Wikipedia ., CC BY-SA 3.0 · Wikimedia CommonsOld Round Church
Museum
On your way back · 5 mi
Places © OpenStreetMap contributors · Photos: The original uploader was Redjar at English Wikipedia ., CC BY-SA 3.0 (commons)
More in South Burlington- C - Upper Tier - Right EndRock climbing · Next door
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- Upper Upper WestRock climbing · Next door
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- Northern BlockRock climbing · Next door
- Boulders NorthRock climbing · Next door
- G - Alias WallRock climbing · Next door
- F - North EndRock climbing · Next door
- E - Lower TierRock climbing · Next door
Also worth it near here
- Camp Ride / Picnic LoopMountain biking · ~4 min drive
Bolton Valley ResortDownhill skiing · ~5 min drivePhoto: Gopats92, Public domain (via Wikimedia Commons)- Bolton MountainSummit · ~6 min drive
Long TrailHiking · ~7 min drivePhoto: Magicpiano, CC BY-SA 4.0 (via Wikimedia Commons)- Winooski RiverRiver fishing · ~7 min drive
Best time to visit Gas Mask
Best months: August–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
26° / 8°
17 wet
Feb
29° / 10°
14 wet
Mar
38° / 19°
15 wet
Apr
51° / 32°
14 wet
May
65° / 44°
15 wet
Jun
72° / 53°
15 wet
Jul
77° / 58°
15 wet
Aug
75° / 56°
12 wet
Sep
68° / 48°
11 wet
Oct
54° / 38°
15 wet
Nov
42° / 28°
16 wet
Dec
31° / 17°
19 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Worcester 2 W, VT, 16.1 mi away at 1,360 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
