Arapahoe County

2 Colorado mutual ditch and reservoir companies have DWR-verified water structures in Arapahoe County, the oldest decreed right dating to 1871. 15 companies list a registered address in a city located in — or partly in — Arapahoe County.

Company Standing Verified structures Relationship
Alkali Ditch No. 2 Inc. In good standing — Registered in Littleton (Littleton spans Arapahoe, Jefferson & Douglas counties)
Bergen Ditch & Reservoir Company In good standing — Registered in Littleton (Littleton spans Arapahoe, Jefferson & Douglas counties)
Bijou Irrigation Company In good standing 3 WDIDs Operates structures in Weld, Morgan and Arapahoe counties
Colorado Augmentation Canal Company In good standing — Registered in Greenwood Village
Four Creek Ditch Company In good standing — Registered in Greenwood Village
Fremont Pass Ditch Company In good standing — Registered in Aurora (Aurora spans Arapahoe, Adams & Douglas counties)
Gilcrest Reservoir, L.L.C. — — Registered in Greenwood Village
Godfrey Ditch Company In good standing — Registered in Aurora (Aurora spans Arapahoe, Adams & Douglas counties)
Harriman Mutual Reservoir Company In good standing — Registered in Littleton (Littleton spans Arapahoe, Jefferson & Douglas counties)
Jefferson Lake Ditch Company In good standing — Registered in Aurora (Aurora spans Arapahoe, Adams & Douglas counties)
Johnson Mutual Ditch Company In good standing — Registered in Littleton (Littleton spans Arapahoe, Jefferson & Douglas counties)
Last Chance Ditch Company #2 In good standing — Registered in Aurora (Aurora spans Arapahoe, Adams & Douglas counties)
Mc Broom Ditch Company In good standing — Registered in Englewood
Patrick/Bennett Reservoir Company In good standing 1 WDID Operates structures in Arapahoe County
Registered in Littleton (Littleton spans Arapahoe, Jefferson & Douglas counties)
Strauss Freeman Irrigation Company, LLC Delinquent — Registered in Englewood
Tetsel Mutual Ditch Company In good standing — Registered in Aurora (Aurora spans Arapahoe, Adams & Douglas counties)

Scroll the table sideways to see every column.

Standing is from the Colorado Secretary of State as of August 3, 2026: In good standing and “Exists” are both current statuses; Delinquent most commonly follows a missed Periodic Report (other causes exist — see the delinquency guide), usually fixable in one sitting; — means the company has no row in the current Secretary of State pull. Full explanation: what this check tells you.

See the statewide ditch map — plotted at their real headgates and reservoirs, straight from state water records (2 of this county's 2 structure-verified companies are plotted; the map itself is statewide, not filtered to Arapahoe County).