OHA Drinking Water Services
OR41 05645 GANN COOPERATIVE WATER SYSTEM Classification: OREGON VERY SMALL
Contact: DONNA FERDIG Phone: 503-392-3820
13665 MILL ROAD County: TILLAMOOK
CLOVERDALE, OR 97112 Activity Status: Inactive Oct 27, 2025 -- History
Population: 8  (Residential) Number of Connections: 3
Operating Period: January 1 to December 31 Regulating Agency: TILLAMOOK COUNTY
Certified Operator(s) Owner Type: PRIVATE
Required: (PWS inactive) Licensed By: N/A
Distribution class: None Last Survey Date:  Sep 25, 1989
Treatment class: None
Filtration Endorsement Required: No Source Water Protection Status

Sources
Facility ID Facility Name Activity Status Availability Source Type
EP-A EP for SPRING A GW
SRC-AA SPRING A Permanent GW
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Treatment
Facility ID Facility Name Filter Type Giardia Removal
Credit		 Treatment Process Treatment Objective

Consumer Confidence Reports (Last 5 Years)
Only community water systems require consumer confidence reports.

Cross Connection/Backflow Prevention Information (Last 5 Years)
Only community water systems require annual summary reports and annual cross connection program implementation fees.

More information for this water system: SDWIS ID 477
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