Public water system record
City of Redmond Water System
Serves Redmond and Union Hill-Novelty Hill, King County, WA · 163,335 people served
Federal records show no health-based violations and no monitoring or reporting issues for City of Redmond Water System in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- City of Redmond Water System draws water from 6 wells.
- Record on file since 2015, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 18,652 service lines.
Check whether City of Redmond Water System serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016, and no monitoring or reporting violations either.
Full record since 2015
EPA's records for City of Redmond Water System go back to 2015. Before October 19, 2016 they list no health-based violations and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2010 to October 18, 2016 | 0 | 1 |
Where the water comes from
City of Redmond Water System draws water from 6 wells. It also buys water from Rose Hill Water District, City of Bellevue and Seattle Public Utilities. It also has emergency connections to Union Hill Water Association Inc, Woodinville Water District, NE Sammamish Sewer & Water District and Sammamish Plateau Water & Sewer. 1 other community water system buys water from City of Redmond Water System. 3 other public water systems have emergency connections to City of Redmond Water System.
Buys water from
- Rose Hill Water District Kirkland, WA
- City of Bellevue Bellevue, WA
- Seattle Public Utilities Seattle, WA
Emergency or part-time connections to
- Union Hill Water Association Inc Redmond, WA
- Woodinville Water District Woodinville, WA
- NE Sammamish Sewer & Water District Sammamish, WA
- Sammamish Plateau Water & Sewer Sammamish, WA
Community systems that buy water from it
- City of Bellevue Bellevue, WA
Annual water quality report
City of Redmond Water System must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Washington.
Certified drinking water labs by state EPA guidance for private wells