Spring-fed lake, OregonOctober 17, 2017/in /by Marli Miller surface water resources, hydrology https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png 0 0 Marli Miller https://geologypics.com/wp-content/uploads/2017/04/geologic-time-pics-logo-300x115.png Marli Miller2017-10-17 10:15:442017-10-17 10:17:34Spring-fed lake, Oregon