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Mill Creek Pipeline

Mountain bike trail conditions · Salt Lake City, UT 40.700° N  111.780° W   6,214 FT Verified

PRIME: Rideable now

No significant rain in the forecast.

Recent rain
0.2″ of rain, 6d ago
Today
80°Fclear

Updated Sep 5, 2026, 14:26 UTC. Modeled hourly. Unchanged for 10+ days. Official closures and current trail conditions take priority.

Last 10 daysoldest to newest

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Trail outlook

Is Mill Creek Pipeline rideable today?

Yes. The live verdict is PRIME, rideable now. 0.2″ of rain, 6d ago.

0.1″
0.1″
0.1″
0.2″
FORECAST
PRIME 7d 2026-08-29: 0.10 inches of rain, representative trail outlook PRIME
PRIME 6d 2026-08-30: 0.10 inches of rain, representative trail outlook PRIME
PRIME 5d 2026-08-31: 0.10 inches of rain, representative trail outlook PRIME
PRIME 4d 2026-09-01: 0.00 inches of rain, representative trail outlook PRIME
PRIME 3d 2026-09-02: 0.00 inches of rain, representative trail outlook PRIME
PRIME 2d 2026-09-03: 0.00 inches of rain, representative trail outlook PRIME
PRIME 1d 2026-09-04: 0.00 inches of rain, representative trail outlook PRIME
80° PRIME Today 2026-09-05: 0.00 inches of rain, Clear, representative trail outlook PRIME
73° PRIME SUN 2026-09-06: 0.00 inches of forecast rain, Cloudy, representative trail outlook PRIME
68° PRIME MON 2026-09-07: 0.20 inches of forecast rain, Light rain, representative trail outlook PRIME
77° PRIME TUE 2026-09-08: 0.00 inches of forecast rain, Partly cloudy, representative trail outlook PRIME
82° PRIME WED 2026-09-09: 0.00 inches of forecast rain, Partly cloudy, representative trail outlook PRIME
Modeled rain Forecast rain Above soft threshold (0.5″)
Over the tracked history, Mill Creek Pipeline has been rideable on 10 of the last 10 days. Each daily marker shows the expected daytime condition. Loam also considers soil, slope, tree cover, and drying time.

Soil and terrain at Mill Creek Pipeline

Mill Creek Pipeline is a mountain bike trail network in Salt Lake City, UT. The soil is clay and holds water. The terrain averages a 16.6° slope at 6,214 ft and mainly faces W. Its steep slopes shed water quickly after rain. Trails here include Bonneville Shoreline Trail - Grandeur Peak Section, Rattlesnake Gulch Trail and Bonneville Shoreline Trail - Parley's Pointe Section.

How these factors affect drying

SoilClay

Dense clay holds moisture and stays slick the longest. It needs the most drying time before it’s worth riding. The soil type here is classified, but the exact drying speed is modeled from that classification rather than measured directly at this spot.

CanopyPartial 34%

A mix of sun and shade. Conditions vary across the network, with open sections drying faster than covered ones.

TerrainSheds water

Water runs off this terrain rather than pooling, which helps the surface dry out after rain.

FAQ

Can you ride Mill Creek Pipeline right now?

The current estimate for Mill Creek Pipeline is PRIME: rideable now. No significant rain in the forecast. 0.2″ of rain, 6d ago.

Is Mill Creek Pipeline muddy right now?

Loam currently estimates dry conditions (PRIME). Clay soil can stay wet for several days. 0.2″ of rain, 6d ago.

What is the soil and trail surface like at Mill Creek Pipeline?

Mill Creek Pipeline sits on clay soil that holds water. Dense clay holds moisture and stays slick the longest. It needs the most drying time before it’s worth riding. The soil type here is classified, but the exact drying speed is modeled from that classification rather than measured directly at this spot.

How long does Mill Creek Pipeline take to dry after rain?

Mill Creek Pipeline can need several days to dry after meaningful rain. Its terrain sheds water, which speeds drying.

Can you ride Mill Creek Pipeline after rain?

Clay soil needs time to dry. Riding it wet can leave lasting ruts. Wait until the surface is firm. Check the current estimate before heading out, and turn back if your tires leave ruts.

Does Mill Creek Pipeline get snow in winter?

Yes. At 6,214 ft, Mill Creek Pipeline typically sees winter snow and freeze-thaw that can pause riding. Loam flags a FROZEN state when the ground is snow-covered or frozen, then clears it as things thaw and dry.

What trails are at Mill Creek Pipeline?

Trails at Mill Creek Pipeline include Bonneville Shoreline Trail - Grandeur Peak Section, Rattlesnake Gulch Trail, Bonneville Shoreline Trail - Parley's Pointe Section, Bonneville Shoreline Trail - Rattlesnake Trail Section and BST Rattlesnake. This is a partial list. The condition estimate covers the whole network, so individual trails may differ.

What's the terrain and elevation like at Mill Creek Pipeline?

Mill Creek Pipeline sits at roughly 6,214 feet, faces mostly W, and averages a 16.6° grade with about 34% tree cover. It is exposed to afternoon sun, and the steep terrain sheds water quickly.

When is the best time of year to ride Mill Creek Pipeline?

Snow can limit riding at Mill Creek Pipeline in winter, at around 6,214 feet. Spring snowmelt and fall freezes can also affect conditions. Check the current conditions before planning a ride.

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Network profile

Network profile

Soil
Clayholds water · modeled
Drainage
Sheds waterdries quickly
Tree cover
34%Partial
Elevation
6,214 ft
Average grade
16.6°
Predominant aspect
W-facing

Named trails

  • Bonneville Shoreline Trail - Grandeur Peak Section
  • Rattlesnake Gulch Trail
  • Bonneville Shoreline Trail - Parley's Pointe Section
  • Bonneville Shoreline Trail - Rattlesnake Trail Section
  • BST Rattlesnake

This is a partial trail list. The condition estimate covers the whole network. Trail names from public agency data and © OpenStreetMap contributors.

Around Mill Creek Pipeline