What does 'people served' mean?

People served refers to the total population that receives water service from the utility. This number represents the estimated number of residents within the utility's service area.

Why are utilities listed by city?

Utilities are listed by their primary city of operation to help users find water services in their local area. Some utilities may serve multiple cities or unincorporated areas within a region.

How can I get more details about a utility?

Click on any utility name or the 'View Profile' button to access the full utility profile page, which includes detailed information, contact details, and compliance data.

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Drinking Water Utilities in Colorado

Q: How many drinking water utilities are in Colorado?

Colorado has 90 drinking water utilities serving more than 10,000 people listed in this directory.

Browse utilities serving more than 10,000 people by location and population served.

Utilities listed

Total people served

5,552,088

Largest utility

Denver Water Board

1,287,000 people

Coverage

100%

with population data

Colorado has 90 drinking water utilities serving more than 10,000 people in this directory. The largest utility by population served is Denver Water Board, serving 1,287,000 people. Utilities are listed with their city location and population served.

People Served:

01,287,000

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Utility Name	City	People Served	Action
Denver Water Board	Denver	1,287,000	View Profile
Colorado Springs Utilities	Colorado Springs	464,111	View Profile
City of Aurora	Aurora	314,346	View Profile
City of Westminster	Westminster	192,878	View Profile
City of Fort Collins	Fort Collins	179,901	View Profile
City of Boulder	Boulder	166,080	View Profile
City of Thornton	Thornton	155,700	View Profile
City of Arvada	Arvada	146,743	View Profile
Pueblo	Pueblo	113,480	View Profile
City of Greeley	Greeley	108,000	View Profile
City and County of Broomfield	Broomfield	106,153	View Profile
Centennial Water and Sanitation District	Highlands Ranch	103,444	View Profile
City of Longmont	Longmont	101,754	View Profile
Castle Rock	Castle Rock	99,757	View Profile
Ute Water Conservancy District	Grand Junction	88,626	View Profile
City of Loveland	Loveland	76,378	View Profile
South Adams County Water and Sanitation District	Commerce City	68,603	View Profile
East Cherry Creek Valley Water and Sanitation District	Aurora	66,130	View Profile
Ft Collins Loveland WD	Fort Collins	63,532	View Profile
Parker WSD	Parker	59,781	View Profile
City of Englewood	Englewood	57,332	View Profile
City of Brighton	Brighton	55,201	View Profile
Southgate Water and Sanitation District	Centennial	55,000	View Profile
City of Northglenn	Northglenn	48,927	View Profile
Southwest Metropolitan WSD	Littleton	48,648	View Profile
Fort Carson Army Base	Fort Carson	48,000	View Profile
Bancroft Clover WSD	Lakewood	44,000	View Profile
City of Durango	Durango	35,150	View Profile
Canon City	Canon City	34,800	View Profile
Clifton WD	Clifton	34,500	View Profile
Erie	Erie	32,829	View Profile
City of Aspen	Aspen	31,100	View Profile
Arapahoe Cnty Wwwa	Centennial	31,000	View Profile
Bear Creek WSD	Lakewood	30,000	View Profile
Pueblo West MD	Pueblo West	30,000	View Profile
City of Golden	Golden	29,635	View Profile
City of Lafayette	Lafayette	28,700	View Profile
Town of Breckenridge	Breckenridge	28,315	View Profile
CSU Main and West Housing Campus	Fort Collins	27,375	View Profile
Grand Junction	Grand Junction	26,000	View Profile
City of Fountain	Fountain	25,130	View Profile
East Larimer County WD	Fort Collins	24,288	View Profile
Consolidated Mutual Maple Grove	Lakewood	24,135	View Profile
Windsor	Windsor	23,500	View Profile
Cherokee MD	Colorado Springs	23,000	View Profile
Widefield WSD	Colorado Springs	22,414	View Profile
Little Thompson WD	Berthoud	21,779	View Profile
Left Hand WD	Niwot	21,452	View Profile
City of Louisville	Louisville	20,975	View Profile
Meridian MD	Englewood	20,750	View Profile

Showing 1 to 50 of 90 utilities

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Top Drinking Water Utilities in Colorado by Population Served

Frequently Asked Questions

Definitions

People served: Total population supplied with water by the utility system.
Drinking water utility: A public water system that provides potable (safe to drink) water to residential and commercial customers through a distribution network.