Public water system record
City of Gillette
Serves Gillette, Campbell County, WY · 32,222 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for City of Gillette 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
- 2
Key facts
- City of Gillette draws water from 28 wells.
- Record on file since 1995, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 4,714 unknown out of 9,887 service lines.
Check whether City of Gillette 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 |
|---|---|---|
|
Chlorine
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2023 | Resolved |
Full record since 1995
EPA's records for City of Gillette go back to 1995. Before October 19, 2016 they list 1 health-based violation (1 archived by EPA without a recorded fix) and 1 monitoring or reporting violation.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 1 | 1 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Total Coliform, began July 1995, Archived.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1995 | Archived |
Where the water comes from
City of Gillette draws water from 28 wells. 12 other community water systems buy water from City of Gillette. 7 other public water systems have emergency connections to City of Gillette.
Community systems that buy water from it
- Bennor Estates & Improvement District Gillette, WY
- Eastview Manufactured Home Community Gillette, WY
- Foothills Mobile Home Park Gillette, WY
- Highview MFG Mobile Home Community (MHC) Gillette, WY
- Lex Mobile Home Park Casper, WY
- North Gurley Mobile Home Park Gillette, WY
- Red Hills Subdivison Gillette, WY
- Rozet Ranchettes I&S District Gillette, WY
- Southfork Estates Gillette, WY
- Southside Well I&S District Gillette, WY
- Stone Gate Estates Gillette, WY
- Westview MHC Gillette, WY
Annual water quality report
City of Gillette 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 EPA Region 8.
Certified drinking water labs by state EPA guidance for private wells