Grotto (National Speleological Society)

Organization

• A constitution and bylaws that are submitted to, and approved by, the NSS.
• A minimum of at least five members of the Society.
• It is NSS policy that full membership in a Grotto requires NSS membership. However, in practice, this is often not the case.

History

Grottos of the NSS

• Birmingham Grotto
• Central Alabama Grotto
• Cullman Grotto
• Gadsden Grotto
• Huntsville Grotto
• Jackson County Grotto
• Montgomery Grotto

• Glacier Grotto

• Central Arizona Grotto
• Cochise County Cavers
• Escabrosa Grotto
• Mule Mountain Caving Club
• Northern Arizona Grotto
• Southern Arizona Grotto

• Boston Mountain Grotto
• Central Region Arkansas Grotto
• COBRA Grotto
• Little Rock Grotto
• Middle Ozark Lower Earth Society MOLES

• Desert Dog Troglodytes
• Diablo Grotto
• Mother Lode Grotto
• San Diego Grotto
• San Francisco Bay Chapter of the NSS
• San Joaquin Valley
• Shascade Caving Society
• Shasta Area Grotto
• Southern California Grotto
• Stanislaus Speleology Association
• Waldo Brothers Grotto

• Colorado Grotto
• Colorado Western Slope Grotto
• Front Range Grotto
• Northern Colorado Grotto
• Red Canyon Grotto
• Southern Colorado Mountain
• Timberline Grotto

• Central Connecticut Grotto

• Commander Cody Caving Club

• District of Columbia Grotto

• Central Florida Grotto
• Flint River Grotto
• Florida Speleological Society
• Tampa Bay Area Grotto

• Athens Speleological Society
• Augusta Cave Masters
• Clayton County Cavers
• Clock Tower Grotto
• Dogwood City Grotto
• Middle Georgia Grotto
• Pigeon Mountain Grotto

• Hawai'i Grotto

• Bear River Grotto
• Gem State Grotto
• Silver Sage Grotto

• Little Egypt Grotto
• Near Normal Grotto
• Rock River Speleological Society
• Sub-Urban Chicago Grotto
• Windy City Grotto

• Bloomington Indian Grotto
• Central Indiana Grotto
• Eastern Indiana Grotto
• Evansville Metropolitan Grotto
• Harrison-Crawford Grotto
• Northern Indiana Grotto
• Saint Joseph Valley Grotto
• Western Indiana Grotto

• Iowa Grotto

• Kansas Speleological Society

• Fort Knox Grotto
• Green River Grotto
• Hart of Kentucky Grotto
• Louisville Grotto
• Pine Mountain Grotto
• Rockcastle Regional Grotto

• Crescent City Cavers

• none based out of Maine

• Baltimore Grotto
• Frederick Grotto
• Sligo Grotto
• Western Maryland Grotto

• Boston Grotto

• Detroit Urban Grotto
• Michigan Interlakes Grotto
• Western Michigan Grotto

• Minnesota Speleological Society

• JUST Cavers

• Branson Area Tri-Lakes Grotto
• Chouteau Grotto
• Kansas City Area Grotto

• Middle Mississippi Valley Grotto
• Missouri Sch. Mines Spelunkers Club
• Ozark Highlands Grotto
• SEMO Grotto
• Springfield Plateau Grotto
• Stygian Grotto

• Northern Rocky Mountain Grotto

• none based out of Nebraska

• Northern Nevada Grotto
• Southern Nevada Grotto

• none based out of New Hampshire

• Central New Jersey Grotto
• New Jersey Tri-State Speleological Society
• Northern New Jersey Grotto

• Guadalupe Grotto
• Hondo Grotto
• Mesilla Valley Grotto
• New Mexico Tech Student Grotto
• Parajito Grotto
• Pecos Valley Grotto
• Sandia Grotto
• Sierra Blanca Grotto
• Whites Sands Grotto

• Helderberg-Hudson Grotto
• Met Grotto
• Niagara Frontier Grotto
• Rensselaer Outing Club
• Shawangunk-Catskill Area Grotto
• Syracuse University Outing

• Bryson City Grotto
• Flittermouse Grotto
• Triangle Troglodytes

• none based out of North Dakota

• Central Ohio Grotto
• Cleveland Grotto
• Dayton Underground Grotto
• Greater Cincinnati Grotto
• Miami Valley Grotto
• Ohio Cavers and Climbers
• Red-Eye Karst Team
• Shady Grove Grotto
• Standing Stone Grotto
• Wittenberg University Speleological Society

• Arbuckle Mountains Grotto
• Central Oklahoma Grotto
• Tulsa Regional OK Grotto

• Oregon Grotto
• Oregon High Desert Grotto
• Willamette Valley Grotto

• Bald Eagle Grotto
• Bucks County Grotto
• Buffalo Valley Grotto
• Cave Hill Grotto
• Franklin County Grotto
• Greater Allentown Grotto
• Huntingdon County Cave Hunters
• Loyalhanna Grotto
• Nittany Grotto
• Pennsylvania Inner-Earth Grotto
• Philadelphia Grotto
• Pittsburgh Grotto
• Seven Valleys Grotto
• York Grotto

• none based out of Rhode Island

• South Carolina Interstate Grotto

• Paha Sapa Grotto

• Chattanooga Grotto
• Clarksville Underground
• Devilstep Grotto
• East Tennessee Grotto
• Nashville Grotto
• Obey River Grotto
• Sewanee Mountain Grotto
• Six Ridges Grotto
• Smoky Mountain Grotto
• Southport Chronic Cavers
• Spencer Mountain Grotto
• Tennessee Central Basin Grotto
• Upper Cumberland Grotto

• Aggie Speleological Society
• Bexar Grotto
• Cowtown Grotto
• Dallas-Fort Worth Grotto
• Galveston Grotto
• Greater Houston Grotto
• Lubbock Area Grotto
• Permian Basin Speleological Society
• UT Grotto

• Salt Lake Grotto
• Timpanogos Grotto
• Utah Grotto
• Wasatch Grotto

• Vermont Cavers Association

• Battlefield Area Troglodyte Society
• Blue Ridge Grotto
• Charlottesville Grotto
• Fairfax Underground Network
• Front Royal Grotto
• Grapevine Grotto
• James River Grotto
• Madison University Student Grotto
• Mid-Virginia Underground Grotto
• Mountain Empire Grotto
• New River Valley Grotto
• Richmond Area Speleological Society
• Tidewater Grotto
• Virginia Highlands Grotto
• VPI Cave Club

• Cascade Grotto

• Charleston Grotto
• ESSO Grotto
• Germany Valley Grotto
• Greater Randolph
• Monongahela Grotto
• Monroe County Cavers
• Mountain State Grotto
• Parkersburg Area Grotto
• TRA Grotto
• Tri-State Grotto
• West Virginia University Student Grotto

• Great Lakes Cavers
• Wisconsin Speleological Society

• Armpit Grotto
• Hole-in-the-Wall Grotto

• Anthros Costa Rica Grotto
• Balincaguin Conservancy Grotto
• PAAMUL - Gruta de

• Gypsy Underground Grotto
• Stonewall Cavers