Public water system record
City of Arvada
Serves Arvada, Jefferson County, CO · 171,610 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for City of Arvada 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
- 4
Key facts
- City of Arvada draws water from 3 surface water intakes (2 of them for emergency, seasonal or other part-time use).
- Record on file since 2013, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 1,221 unknown out of 41,792 service lines.
Check whether City of Arvada 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.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Jun 1, 2024 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
May 1, 2024 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2024 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Feb 1, 2024 | Resolved |
Full record since 2013
EPA's records for City of Arvada go back to 2013. Before October 19, 2016 they list 1 health-based violation (1 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2010 to October 18, 2016 | 1 | 0 |
| 2020s | 0 | 4 |
Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began September 2013, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
|
Sep 1, 2013 | Resolved |
Where the water comes from
City of Arvada draws water from 3 surface water intakes (2 of them for emergency, seasonal or other part-time use). 1 other community water system buys water from City of Arvada. 3 other public water systems have emergency connections to City of Arvada.
Community systems that buy water from it
- Ralston Valley WSD Arvada, CO
Annual water quality report
City of Arvada 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 Colorado.
Certified drinking water labs by state EPA guidance for private wells