An introduction to snowmaking

MarzNC

Well-known member
Joined
Jul 18, 2020
Since general questions came up in a Conditions thread . . .

Since there is a snowmaking discussion... Maybe someone can answer a few questions I have wondered about.
Is the whole system controlled centrally like a home sprinkler system? Can sections be set to come on and then turn off at set times? Or does it require manual setup? I do understand that some are permanent while others are mobile. How much of the mountain can they cover at one time? 10%? 25%? More? Is the coverage limited by how much water they are allowed to draw? Are workers required to always be onsite while it is running? Down the road 40 miles West Mountain has been able to open 2 weeks early simply because of the ability to make snow. They even survived the 2 inch rain storm. Are there any ski areas in the Northeast that survive solely on Natural snow? I think I remember reading about Hickory being one?
Grooming? How many groomers does Gore have? How many hours a night do they spend grooming? I can not imagine what the ski industry would be like without snowmaking and grooming.

One place to start reading about snowmaking is on the SMI website. That company is based in Michigan. Their original snowmaker patent was sold to SMI by Everett Kircher, the founder of Boyne Resorts.


Having 100% snowmaking coverage is how many ski resorts in the midwest, mid-Atlantic, and southeast have survived into the 21st century as viable businesses. Installing snowmaking infrastructure started relatively late in the northeast and big mountains in the Rockies and along the Pacific coast.

Fair to say that once there is a base 24-36 inches deep on core trails, they are more likely to be decent relatively soon after a rain event. Or a thaw in Jan or Feb where daytime temps get into the 50s for 3-5 days in a row. My home mountain, Massanutten, in northern VA has enough water and snowmaking power to build the base for 3-4 core trails (green, blue, black) that is over 4 feet deep.

For a west-centric explanation of snowmaking, check out the article on OpenSnow. Note that snowmaking at destination resorts in the Rockies usually is from late October thru mid-December. The goal is to have enough groomed trails open for some early season turns and the holiday season. Portable guns get put away. Experienced members of the snowmaking teams transition to other jobs, just as running a groomer. Those who come from New Zealand or Australia for a few months may simply go home.

November 2014
 
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