Washington County, Nebraska — public water systems
At a glance
19 active public water systems are filed under Washington County, Nebraska in EPA's SDWIS records, together reporting 18,110 people served. The largest is City of Blair, which reports serving 8,000 people. 11 are community water systems serving people where they live; the other 8 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
19
Population served
18.1K
Community systems
11
Groundwater share
31.6%
How does Washington County compare with other Nebraska counties?
Washington County has the 17th-most active public water systems among the 102 counties listed for active Nebraska systems in EPA records; among the 85 with 3 or more systems, the median has 10. Its systems report 18,110 people served in total, the 15th-largest county figure in the state and 1% of the statewide total. The average system here reports serving 953 people, about 35% below the Nebraska average of 1,472. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Washington County's drinking water come from?
By primary water source, Washington County's active systems draw on purchased surface water (12, 63%), groundwater (5, 26%), surface water (1, 5.3%) and purchased groundwater (1, 5.3%). Overall, 32% rely mainly on groundwater (including purchased groundwater) and 68% on surface water, compared with 97% and 2.6% across Nebraska. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, City of Blair, draws primarily on surface water.
What kinds of water systems operate in Washington County?
Washington County's active systems break down as 11 community systems (58%) and 8 transient non-community systems (42%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (68%) and local government (32%).
Water systems in Washington County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Blair, City of | Washington | 8,000 | Community | Surface water |
| 2 | Washington Co Rural Water 1 | Washington | 1,964 | Community | Purchased surface water |
| 3 | Lakeland Estates Water Company | Washington | 1,552 | Community | Purchased surface water |
| 4 | Kennard, Village of | Washington | 1,350 | Community | Purchased surface water |
| 5 | Arlington, Village of | Washington | 1,350 | Community | Groundwater |
| 6 | Washington Co Rural Water 2 | Washington | 1,218 | Community | Purchased surface water |
| 7 | Fort Calhoun, City of | Washington | 1,010 | Community | Purchased surface water |
| 8 | Cottonwood Marina LLC | Washington | 354 | Transient non-community | Purchased surface water |
| 9 | Country Estates Mobile Home Park | Washington | 300 | Community | Purchased surface water |
| 10 | Herman, Village of | Washington | 268 | Community | Purchased groundwater |
| 11 | Riverview Park Resort & Marina LLC | Washington | 228 | Transient non-community | Purchased surface water |
| 12 | River Bend Campground | Washington | 130 | Transient non-community | Purchased surface water |
| 13 | Shannon Estates | Washington | 100 | Community | Purchased surface water |
| 14 | Reach Church | Washington | 65 | Transient non-community | Groundwater |
| 15 | 133 Estates | Washington | 61 | Community | Groundwater |
| 16 | Living Hope Christian Center | Washington | 60 | Transient non-community | Groundwater |
| 17 | Cottonwood Inc. | Washington | 50 | Transient non-community | Purchased surface water |
| 18 | River Wilds Golf Club | Washington | 25 | Transient non-community | Groundwater |
| 19 | Desoto Park Estates, Inc. | Washington | 25 | Transient non-community | Purchased surface water |
Washington County water systems: frequently asked questions
How many public water systems are in Washington County, Nebraska?
EPA's SDWIS records file 19 active public water systems under Washington County, Nebraska: 11 community systems (58%) and 8 transient non-community systems (42%).
Who supplies drinking water in Washington County, NE?
The largest community water systems filed under Washington County are City of Blair (8,000 people served), Washington Co Rural Water 1 (1,964 people served) and Lakeland Estates Water Company (1,552 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Washington County's drinking water come from groundwater or surface water?
Of the 19 active public water systems in Washington County, 32% draw mainly on groundwater and 68% on surface water, counting purchased supplies. The largest system, City of Blair, uses surface water.
Where can I find a water quality report for Washington County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 11 community systems are filed under Washington County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Washington County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Nebraska water systems
- All Nebraska public water systems· 1,226 active
- Gage County· 23 systems
- Scotts Bluff County· 23 systems
- Madison County· 22 systems
- Gosper County· 19 systems
- Seward County· 19 systems
- Cedar County· 18 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Washington County, Nebraska”, https://aquacensus.com/water-systems/nebraska/washington (data as of October 1, 2026).