Public water system record
City of Grand Junction
Serves Grand Junction, Mesa County, CO · 26,000 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for City of Grand Junction 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 Grand Junction draws water from 4 surface water intakes (2 of them for emergency, seasonal or other part-time use).
- Record on file since 1993, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 189 lead and 0 unknown out of 10,108 service lines.
Check whether City of Grand Junction 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 |
|---|---|---|
|
E. coli
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Cryptosporidium
Monitoring and reporting
|
Nov 1, 2016 | Resolved |
|
E. coli
Monitoring and reporting
|
Nov 1, 2016 | Resolved |
|
Turbidity
Monitoring and reporting
|
Nov 1, 2016 | Resolved |
Full record since 1993
EPA's records for City of Grand Junction go back to 1993. Before October 19, 2016 they list 2 health-based violations (2 resolved) and no monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 0 |
| October 19, 2016 to 2019 | 0 | 4 |
Most recent health-based violation before October 19, 2016: Total Coliform, began August 1993, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1993 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 1993 | Resolved |
Where the water comes from
City of Grand Junction draws water from 4 surface water intakes (2 of them for emergency, seasonal or other part-time use). It also has emergency connections to Ute WCD and Clifton WD. 3 other community water systems buy water from City of Grand Junction. 2 other public water systems have emergency connections to City of Grand Junction.
Emergency or part-time connections to
- Ute WCD Grand Junction, CO
- Clifton WD Clifton, CO
Community systems that buy water from it
- Little Park Water Coop Grand Junction, CO
- Twin Rivers MHP, LLC York, NE
- Westlake MHP Boise, ID
Annual water quality report
City of Grand Junction 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