WorldwideUnited StatesCaliforniaContra Costa CountyOzolWorldwideUnited StatesCaliforniaContra Costa CountyOzolCycling Climbs in Ozol There are 2 cycling climbs in Ozol.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.uphill interval 0.53 km2.9%15 mN/A2.Bull Valley Bump0.4 km2.9%11 mN/A