Public water system record
GW Ocotillo Water - Thunderhead
Serves Tucson and Rincon Valley, Pima County, AZ · 174 people served
Federal records show no health-based violations and no monitoring or reporting issues for GW Ocotillo Water - Thunderhead 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
- GW Ocotillo Water - Thunderhead draws water from 2 wells.
- Record on file since 2001, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 64 service lines.
Check whether GW Ocotillo Water - Thunderhead 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 2001
EPA's records for GW Ocotillo Water - Thunderhead go back to 2001. Before October 19, 2016 they list no health-based violations and 31 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 30 |
| 2010 to October 18, 2016 | 0 | 1 |
Where the water comes from
GW Ocotillo Water - Thunderhead draws water from 2 wells.
Annual water quality report
GW Ocotillo Water - Thunderhead 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 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask GW Ocotillo Water - Thunderhead for a copy.
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 Arizona.
Certified drinking water labs by state EPA guidance for private wells