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US Swimming Registration Form
Masters Registration Form US Swimming Information

Oregon Swimming Sanction No: 3-063 Oregon Master Swimming #:373-OW4

General Info: This swim is open to USA swimmers and US Masters swimmers. Each swimmer needs to fill out a signed individual entry form.

Host: Emerald Aquatics

Location: Dorena Reservoir, near Cottage Grove, Oregon. (Directions: From I-5 take exit 174 and go east to reservoir. Follow Row River road on the north side of the lake for two miles to Harms Park. Signs will be provided on Row River road.)Here is a PDF formatted map that you can print out.

Course: The course will be marked by buoys. Water temperature is expected to be 74-76 degrees and will be posted at check-in.


  • Sharkfin 500: Swimmers wearing wetsuits are ineligible for awards. Other USMS open water & Rat Road 1500: swimming rules apply.
  • Whiteley 1000: Use of pull buoys, fins, hand paddles, etc. are allowed (and encouraged!).
  • Flatfoot Kick: Bring a kickboard for this event. Propulsion by kicking only.

Safety: The course will have safety marshals, lifeguards, a boat patrol (including a lead boat, a chase boat, perimeter boats, and an “ambulance” boat. In addition paramedics and an ambulance will be on boat ramp during the swim. No pets at the race, please.

Eligibility: Open to all USA Swimming members. Every swimmer must be a current USAS member to compete.

Schedule: Sharkfin 500m (12-under only) Check-in closes: 8:30 AM Pre-race instructions: 8:45 Start 9:00 AM
Rat Road 1500m Check-in closes: 9:00 AM Pre-race instructions: 9:15 Start: 9:30 AM
Whitely 1000m Check-in closes: 10:15 AM Pre-race instructions: 10:30 Start: 11:00 AM
Flatfoot kick 500m Check-in closes: 11:00 Pre-race instructions 11:15 Start: 11:30 AM

  • All swimmers must check in at least 30 minutes prior to the start of their event.


Awards: Ribbons awarded to top three age-group finishers for Sharkfin 500. Prizes will be raffled during picnic after swim, must be present to win.

Picnic: Following the Flatfoot Kick, around 12:30, Emerald Aquatics will host a finger-food picnic. All are invited ($5 donation for non-swimmers).

Directions: From I-5 take exit 174 and go east to the reservoir. Follow Row River Road on the north side of the lake for two miles to Harms Park. Signs will be provided on Row River road. (see map, opposite). At race venue follow traffic instructions for parking. Most parking will be on Rat Road, west side.

Information: Susanna Julber, Race Director, (541) 746-3438

Camping: Pay $5 per tent, at race registration, for Schwarz Park Group Site B camping. First come/first served: Twenty tents & vehicles total. Showers available but no electrical hookup. Reserved for: Debra L. George, on behalf of Emerald Aquatics. Park check-in: Saturday Aug 16 @ 3pm / Check-out: Sunday August 17 @ 2pm. Directions: I5 Exit 174, Row River Rd. east for 5 miles, entrance on left (see below). [Other camping reservations elsewhere at Schwarz Park (NRRS 1-877-444-6777) and at Baker Bay (541-942-7669).]