Public water system record
City of Aspen
Serves Aspen, Pitkin County, CO · 31,100 people served
Federal records show no health-based violations and 12 monitoring/reporting issues for City of Aspen 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
- 12
Key facts
- City of Aspen draws water from 1 well and 3 surface water intakes (1 of them for emergency, seasonal or other part-time use).
- Record on file since 1989, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 76 unknown out of 4,121 service lines.
Check whether City of Aspen 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 |
|---|---|---|
|
Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2025 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2025 | Resolved |
|
CARBON, TOTAL
Monitoring and reporting
|
Jan 1, 2025 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2025 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Feb 1, 2023 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2022 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Oct 1, 2020 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Nov 1, 2018 | Resolved |
|
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
|
Nov 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2018 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Mar 1, 2018 | Resolved |
Full record since 1989
EPA's records for City of Aspen go back to 1989. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 63 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 7 |
| 1990s | 1 | 0 |
| 2000s | 0 | 33 |
| 2010 to October 18, 2016 | 0 | 23 |
| October 19, 2016 to 2019 | 0 | 4 |
| 2020s | 0 | 8 |
Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began November 1995, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Nov 1, 1995 | Resolved |
Where the water comes from
City of Aspen draws water from 1 well and 3 surface water intakes (1 of them for emergency, seasonal or other part-time use). 1 other community water system buys water from City of Aspen.
Community systems that buy water from it
- Buttermilk MD Basalt, CO
Annual water quality report
City of Aspen 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