Coldwater Rumble 100
Written by theultrawire
Photo Credit: SweetM Images
*Race Day – Live Standings*
Race Day Info
Date / Time: Saturday, January 20, 2018 at 7:00 AM
Race Distance: 100 Miles
Location (Start / Finish): Estrella Mountain Regional Park, Goodyear, AZ
Race Day Temperature at Start (High / Low Avg.): 66 / 42 F
Sunrise / Sunset: 7:31 AM / 5:50 PM
Race Cutoff (Hrs.): 32
Course Information
Course Layout(Map): 5 x 20 Mile Loop
Terrain: A mix of crushed granite single track, rocks, boulders, sandy washes, old jeep roads, and dry wash beds
Elevation Change (Ascent / Decent): 10,630 ft. (5,315 ft. / 5,315 ft.)
Altitude Above Sea Level (Min. / Max.): 900 ft. / 1,300 ft.
Number of Aid Stations (Max. distance in miles between A.S.): 4 (7.9 mi.)
Race Information
Cost: $228.48 until 10/13, $255.68 until 12/22, $282.88 until 1/16, then $310.08
Completion rate: 51% (27/53) 2017, 68% (32/47) 2016, 47% (34/72) 2015
Course Record (M/F): 15:09:52 Catlow Shipek (2014) / 20:05:43 Gina Dhaliwal (2014)
Prerequisites / Lottery / Trail Work Req.: No / No / No
Qualifying Race for: UTMB
Race Series: N/A
Website: https://www.aravaiparunning.com/coldwater-rumble/
Race Director: Aravaipa Running
Year Established: 2012
Other Race Distances: 4 mi. / 20k / 20 mi. / 52k / 52 mi.
Fun Fact: Estrella Mountain Regional Park, 19,840 acres of desert and mountains, became the first regional park in the Maricopa County Park System in 1954. The Sierra Estrella range, or Star Mountains, was once within the Mexican border, and remained so until the Gadsden Purchase in 1853.
Nearest Airports (HRs): Phoenix, AZ (.5), Tucson, AZ (2.25)
Race Reports
Coldwater Rumble 100-Race Report – Alison Naney
Coldwater Rumble 100 – The Ups And Downs – Jason Bahamundi
Coldwater Rumble 100 – Davy Crockett
Coldwater Rumble 100 Mile Race Report
Coldwater Rumble 100mile, or, my first 100 miler yay! – Magi
2014 Coldwater Rumble 100: Sun, Sand and Single Track – Kelly Agnew
